{"entity":{"type":"insider","cik":"0001363032","url":"/insider/0001363032","json_url":"/insider/0001363032.json","name":"Levenson Ryan","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":172,"n_filings":82,"first":"2006-09-18","last":"2024-09-20","span_basis":"filed_date"},"name_variants":[{"name":"Levenson Ryan","source":"filing","n_filings":82,"first_seen":"2006-09-18","last_seen":"2024-09-20"}],"transactions":[{"id":2598442,"accession":"0001062993-24-016872","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001062993-24-016872","line_url":"/filing/0001062993-24-016872#line-2","is_derivative":false,"issuer_cik":"0000095953","issuer_name":"ASCENT INDUSTRIES CO.","issuer_ticker":"ACNT","issuer_name_source":null,"issuer_url":"/issuer/0000095953","owner_cik":null,"owner_name":"Privet Fund Management LLC; Levenson Ryan; Privet Fund LP","owner_display_name":"Privet Fund Management LLC","owner_url":null,"role":"Ten percent owner, Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":8647.0,"shares_display":"8,647","price_per_share":9.1283,"price_display":"9.13","price_state":"stated","total_value":78932.4101,"total_display":"78,932.41","total_whole":"78,932","shares_owned_after":1.0,"shares_owned_after_display":"1","ownership_form":"I","is_10b5_1":null,"transaction_date":"2024-09-20","filed_date":"2024-09-20","scope":"insider"},{"id":2598435,"accession":"0001062993-24-016872","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001062993-24-016872","line_url":"/filing/0001062993-24-016872#line-1","is_derivative":false,"issuer_cik":"0000095953","issuer_name":"ASCENT INDUSTRIES CO.","issuer_ticker":"ACNT","issuer_name_source":null,"issuer_url":"/issuer/0000095953","owner_cik":null,"owner_name":"Privet Fund Management LLC; Levenson Ryan; Privet Fund LP","owner_display_name":"Privet Fund Management LLC","owner_url":null,"role":"Ten percent owner, Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1665000.0,"shares_display":"1,665,000","price_per_share":8.2189,"price_display":"8.22","price_state":"stated","total_value":13684468.5,"total_display":"13,684,468.50","total_whole":"13,684,469","shares_owned_after":8648.0,"shares_owned_after_display":"8,648","ownership_form":"I","is_10b5_1":null,"transaction_date":"2024-09-19","filed_date":"2024-09-20","scope":"insider"},{"id":2041721,"accession":"0001062993-24-011588","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001062993-24-011588","line_url":"/filing/0001062993-24-011588#line-1","is_derivative":false,"issuer_cik":"0000095953","issuer_name":"ASCENT INDUSTRIES CO.","issuer_ticker":"ACNT","issuer_name_source":null,"issuer_url":"/issuer/0000095953","owner_cik":null,"owner_name":"Privet Fund LP; Levenson Ryan; Privet Fund Management LLC","owner_display_name":"Privet Fund LP","owner_url":null,"role":"Ten percent owner, Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":172995.0,"shares_display":"172,995","price_per_share":10.32,"price_display":"10.32","price_state":"stated","total_value":1785308.4,"total_display":"1,785,308.40","total_whole":"1,785,308","shares_owned_after":1673648.0,"shares_owned_after_display":"1,673,648","ownership_form":"I","is_10b5_1":null,"transaction_date":"2024-05-29","filed_date":"2024-05-31","scope":"insider"},{"id":8703109,"accession":"0001209191-23-031207","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001209191-23-031207","line_url":"/filing/0001209191-23-031207#line-3","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":121721.0,"shares_display":"121,721","price_per_share":6.8229,"price_display":"6.82","price_state":"stated","total_value":830490.2109,"total_display":"830,490.21","total_whole":"830,490","shares_owned_after":333888.0,"shares_owned_after_display":"333,888","ownership_form":"I","is_10b5_1":null,"transaction_date":"2023-05-19","filed_date":"2023-05-19","scope":"insider"},{"id":8703106,"accession":"0001209191-23-031207","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-23-031207","line_url":"/filing/0001209191-23-031207#line-2","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":6860.0,"shares_display":"6,860","price_per_share":6.7472,"price_display":"6.75","price_state":"stated","total_value":46285.792,"total_display":"46,285.79","total_whole":"46,286","shares_owned_after":212167.0,"shares_owned_after_display":"212,167","ownership_form":"I","is_10b5_1":null,"transaction_date":"2023-05-18","filed_date":"2023-05-19","scope":"insider"},{"id":8703103,"accession":"0001209191-23-031207","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-23-031207","line_url":"/filing/0001209191-23-031207#line-1","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":5207.0,"shares_display":"5,207","price_per_share":6.6357,"price_display":"6.64","price_state":"stated","total_value":34552.0899,"total_display":"34,552.09","total_whole":"34,552","shares_owned_after":205307.0,"shares_owned_after_display":"205,307","ownership_form":"I","is_10b5_1":null,"transaction_date":"2023-05-17","filed_date":"2023-05-19","scope":"insider"},{"id":8628898,"accession":"0001209191-23-029418","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-23-029418","line_url":"/filing/0001209191-23-029418#line-1","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":68000.0,"shares_display":"68,000","price_per_share":6.096,"price_display":"6.10","price_state":"stated","total_value":414528.0,"total_display":"414,528.00","total_whole":"414,528","shares_owned_after":200100.0,"shares_owned_after_display":"200,100","ownership_form":"I","is_10b5_1":null,"transaction_date":"2023-05-12","filed_date":"2023-05-15","scope":"insider"},{"id":8652504,"accession":"0001209191-23-029129","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-23-029129","line_url":"/filing/0001209191-23-029129#line-2","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":66000.0,"shares_display":"66,000","price_per_share":6.1343,"price_display":"6.13","price_state":"stated","total_value":404863.8,"total_display":"404,863.80","total_whole":"404,864","shares_owned_after":132100.0,"shares_owned_after_display":"132,100","ownership_form":"I","is_10b5_1":null,"transaction_date":"2023-05-11","filed_date":"2023-05-12","scope":"insider"},{"id":8652501,"accession":"0001209191-23-029129","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-23-029129","line_url":"/filing/0001209191-23-029129#line-1","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":66000.0,"shares_display":"66,000","price_per_share":6.0476,"price_display":"6.05","price_state":"stated","total_value":399141.6,"total_display":"399,141.60","total_whole":"399,142","shares_owned_after":66100.0,"shares_owned_after_display":"66,100","ownership_form":"I","is_10b5_1":null,"transaction_date":"2023-05-10","filed_date":"2023-05-12","scope":"insider"},{"id":4453757,"accession":"0000921895-21-002889","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000921895-21-002889","line_url":"/filing/0000921895-21-002889#line-1","is_derivative":false,"issuer_cik":"0000095953","issuer_name":"SYNALLOY CORP","issuer_ticker":"SYNL","issuer_name_source":null,"issuer_url":"/issuer/0000095953","owner_cik":null,"owner_name":"Levenson Ryan; Privet Fund LP; Privet Fund Management LLC","owner_display_name":"Levenson Ryan","owner_url":null,"role":"Ten percent owner, Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":219523.0,"shares_display":"219,523","price_per_share":12.75,"price_display":"12.75","price_state":"stated","total_value":2798918.25,"total_display":"2,798,918.25","total_whole":"2,798,918","shares_owned_after":1846643.0,"shares_owned_after_display":"1,846,643","ownership_form":"I","is_10b5_1":null,"transaction_date":"2021-12-22","filed_date":"2021-12-23","scope":"insider"},{"id":4453667,"accession":"0000921895-21-001584","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0000921895-21-001584","line_url":"/filing/0000921895-21-001584#line-3","is_derivative":false,"issuer_cik":"0000095953","issuer_name":"SYNALLOY CORP","issuer_ticker":"SYNL","issuer_name_source":null,"issuer_url":"/issuer/0000095953","owner_cik":null,"owner_name":"Levenson Ryan; Privet Fund LP; Privet Fund Management LLC","owner_display_name":"Levenson Ryan","owner_url":null,"role":"Ten percent owner, Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":15000.0,"shares_display":"15,000","price_per_share":10.5681,"price_display":"10.57","price_state":"stated","total_value":158521.5,"total_display":"158,521.50","total_whole":"158,522","shares_owned_after":1627120.0,"shares_owned_after_display":"1,627,120","ownership_form":"I","is_10b5_1":null,"transaction_date":"2021-06-10","filed_date":"2021-06-10","scope":"insider"},{"id":4453663,"accession":"0000921895-21-001584","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0000921895-21-001584","line_url":"/filing/0000921895-21-001584#line-2","is_derivative":false,"issuer_cik":"0000095953","issuer_name":"SYNALLOY CORP","issuer_ticker":"SYNL","issuer_name_source":null,"issuer_url":"/issuer/0000095953","owner_cik":null,"owner_name":"Levenson Ryan; Privet Fund LP; Privet Fund Management LLC","owner_display_name":"Levenson Ryan","owner_url":null,"role":"Ten percent owner, Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":5665.0,"shares_display":"5,665","price_per_share":10.2781,"price_display":"10.28","price_state":"stated","total_value":58225.4365,"total_display":"58,225.44","total_whole":"58,225","shares_owned_after":1612120.0,"shares_owned_after_display":"1,612,120","ownership_form":"I","is_10b5_1":null,"transaction_date":"2021-06-09","filed_date":"2021-06-10","scope":"insider"},{"id":4453652,"accession":"0000921895-21-001584","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000921895-21-001584","line_url":"/filing/0000921895-21-001584#line-1","is_derivative":false,"issuer_cik":"0000095953","issuer_name":"SYNALLOY CORP","issuer_ticker":"SYNL","issuer_name_source":null,"issuer_url":"/issuer/0000095953","owner_cik":null,"owner_name":"Levenson Ryan; Privet Fund LP; Privet Fund Management LLC","owner_display_name":"Levenson Ryan","owner_url":null,"role":"Ten percent owner, Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":14737.0,"shares_display":"14,737","price_per_share":10.0639,"price_display":"10.06","price_state":"stated","total_value":148311.6943,"total_display":"148,311.69","total_whole":"148,312","shares_owned_after":1606455.0,"shares_owned_after_display":"1,606,455","ownership_form":"I","is_10b5_1":null,"transaction_date":"2021-06-08","filed_date":"2021-06-10","scope":"insider"},{"id":2446201,"accession":"0001209191-20-063263","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-20-063263","line_url":"/filing/0001209191-20-063263","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":55955.0,"shares_display":"55,955","price_per_share":11.643856053971941,"price_display":"11.64","price_state":"stated","total_value":651531.9655,"total_display":"651,531.97","total_whole":"651,532","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-12-10","filed_date":"2020-12-14","scope":"insider","n_lines":2},{"id":3281193,"accession":"0000921895-20-003204","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0000921895-20-003204","line_url":"/filing/0000921895-20-003204#line-2","is_derivative":false,"issuer_cik":"0000095953","issuer_name":"SYNALLOY CORP","issuer_ticker":"SYNL","issuer_name_source":null,"issuer_url":"/issuer/0000095953","owner_cik":null,"owner_name":"Levenson Ryan; Privet Fund LP; Privet Fund Management LLC","owner_display_name":"Levenson Ryan","owner_url":null,"role":"Ten percent owner, Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":10000.0,"shares_display":"10,000","price_per_share":6.4403,"price_display":"6.44","price_state":"stated","total_value":64403.0,"total_display":"64,403.00","total_whole":"64,403","shares_owned_after":1591718.0,"shares_owned_after_display":"1,591,718","ownership_form":"I","is_10b5_1":null,"transaction_date":"2020-12-09","filed_date":"2020-12-10","scope":"insider"},{"id":3281188,"accession":"0000921895-20-003204","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000921895-20-003204","line_url":"/filing/0000921895-20-003204#line-1","is_derivative":false,"issuer_cik":"0000095953","issuer_name":"SYNALLOY CORP","issuer_ticker":"SYNL","issuer_name_source":null,"issuer_url":"/issuer/0000095953","owner_cik":null,"owner_name":"Levenson Ryan; Privet Fund LP; Privet Fund Management LLC","owner_display_name":"Levenson Ryan","owner_url":null,"role":"Ten percent owner, Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":5700.0,"shares_display":"5,700","price_per_share":6.2996,"price_display":"6.30","price_state":"stated","total_value":35907.72,"total_display":"35,907.72","total_whole":"35,908","shares_owned_after":1581718.0,"shares_owned_after_display":"1,581,718","ownership_form":"I","is_10b5_1":null,"transaction_date":"2020-12-08","filed_date":"2020-12-10","scope":"insider"},{"id":3240751,"accession":"0000921895-20-003163","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000921895-20-003163","line_url":"/filing/0000921895-20-003163#line-1","is_derivative":false,"issuer_cik":"0000095953","issuer_name":"SYNALLOY CORP","issuer_ticker":"SYNL","issuer_name_source":null,"issuer_url":"/issuer/0000095953","owner_cik":null,"owner_name":"Levenson Ryan; Privet Fund Management LLC; Privet Fund LP","owner_display_name":"Levenson Ryan","owner_url":null,"role":"Ten percent owner, Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":12421.0,"shares_display":"12,421","price_per_share":5.9163,"price_display":"5.92","price_state":"stated","total_value":73486.3623,"total_display":"73,486.36","total_whole":"73,486","shares_owned_after":1576018.0,"shares_owned_after_display":"1,576,018","ownership_form":"I","is_10b5_1":null,"transaction_date":"2020-11-30","filed_date":"2020-12-02","scope":"insider"},{"id":3240747,"accession":"0000921895-20-003030","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0000921895-20-003030","line_url":"/filing/0000921895-20-003030#line-3","is_derivative":false,"issuer_cik":"0000095953","issuer_name":"SYNALLOY CORP","issuer_ticker":"SYNL","issuer_name_source":null,"issuer_url":"/issuer/0000095953","owner_cik":null,"owner_name":"Levenson Ryan; Privet Fund LP; Privet Fund Management LLC","owner_display_name":"Levenson Ryan","owner_url":null,"role":"Ten percent owner, Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":910.0,"shares_display":"910","price_per_share":5.7219,"price_display":"5.72","price_state":"stated","total_value":5206.929,"total_display":"5,206.93","total_whole":"5,207","shares_owned_after":1563597.0,"shares_owned_after_display":"1,563,597","ownership_form":"I","is_10b5_1":null,"transaction_date":"2020-11-17","filed_date":"2020-11-17","scope":"insider"},{"id":3240745,"accession":"0000921895-20-003030","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0000921895-20-003030","line_url":"/filing/0000921895-20-003030#line-2","is_derivative":false,"issuer_cik":"0000095953","issuer_name":"SYNALLOY CORP","issuer_ticker":"SYNL","issuer_name_source":null,"issuer_url":"/issuer/0000095953","owner_cik":null,"owner_name":"Levenson Ryan; Privet Fund LP; Privet Fund Management LLC","owner_display_name":"Levenson Ryan","owner_url":null,"role":"Ten percent owner, Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":7180.0,"shares_display":"7,180","price_per_share":5.6165,"price_display":"5.62","price_state":"stated","total_value":40326.47,"total_display":"40,326.47","total_whole":"40,326","shares_owned_after":1562687.0,"shares_owned_after_display":"1,562,687","ownership_form":"I","is_10b5_1":null,"transaction_date":"2020-11-16","filed_date":"2020-11-17","scope":"insider"},{"id":3240742,"accession":"0000921895-20-003030","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000921895-20-003030","line_url":"/filing/0000921895-20-003030#line-1","is_derivative":false,"issuer_cik":"0000095953","issuer_name":"SYNALLOY CORP","issuer_ticker":"SYNL","issuer_name_source":null,"issuer_url":"/issuer/0000095953","owner_cik":null,"owner_name":"Levenson Ryan; Privet Fund LP; Privet Fund Management LLC","owner_display_name":"Levenson Ryan","owner_url":null,"role":"Ten percent owner, Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":20000.0,"shares_display":"20,000","price_per_share":5.4259,"price_display":"5.43","price_state":"stated","total_value":108518.0,"total_display":"108,518.00","total_whole":"108,518","shares_owned_after":1555507.0,"shares_owned_after_display":"1,555,507","ownership_form":"I","is_10b5_1":null,"transaction_date":"2020-11-13","filed_date":"2020-11-17","scope":"insider"},{"id":2370220,"accession":"0001209191-20-036677","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-20-036677","line_url":"/filing/0001209191-20-036677#line-2","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":130000.0,"shares_display":"130,000","price_per_share":8.9151,"price_display":"8.92","price_state":"stated","total_value":1158963.0,"total_display":"1,158,963.00","total_whole":"1,158,963","shares_owned_after":20221.0,"shares_owned_after_display":"20,221","ownership_form":"I","is_10b5_1":null,"transaction_date":"2020-06-12","filed_date":"2020-06-15","scope":"insider"},{"id":9271550,"accession":"0001209191-21-044990","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-21-044990","line_url":"/filing/0001209191-21-044990#line-1","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":41879.0,"shares_display":"41,879","price_per_share":9.3272,"price_display":"9.33","price_state":"stated","total_value":390613.8088,"total_display":"390,613.81","total_whole":"390,614","shares_owned_after":150239.0,"shares_owned_after_display":"150,239","ownership_form":"I","is_10b5_1":null,"transaction_date":"2020-06-11","filed_date":"2021-07-02","scope":"insider"},{"id":2370216,"accession":"0001209191-20-036677","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-20-036677","line_url":"/filing/0001209191-20-036677#line-1","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":41897.0,"shares_display":"41,897","price_per_share":9.3272,"price_display":"9.33","price_state":"stated","total_value":390781.6984,"total_display":"390,781.70","total_whole":"390,782","shares_owned_after":150221.0,"shares_owned_after_display":"150,221","ownership_form":"I","is_10b5_1":null,"transaction_date":"2020-06-11","filed_date":"2020-06-15","scope":"insider"},{"id":2729698,"accession":"0001209191-20-029253","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001209191-20-029253","line_url":"/filing/0001209191-20-029253#line-3","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":8000.0,"shares_display":"8,000","price_per_share":7.8652,"price_display":"7.87","price_state":"stated","total_value":62921.6,"total_display":"62,921.60","total_whole":"62,922","shares_owned_after":192118.0,"shares_owned_after_display":"192,118","ownership_form":"I","is_10b5_1":null,"transaction_date":"2020-05-14","filed_date":"2020-05-14","scope":"insider"},{"id":2729688,"accession":"0001209191-20-029253","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-20-029253","line_url":"/filing/0001209191-20-029253#line-2","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":40000.0,"shares_display":"40,000","price_per_share":8.3729,"price_display":"8.37","price_state":"stated","total_value":334916.0,"total_display":"334,916.00","total_whole":"334,916","shares_owned_after":200118.0,"shares_owned_after_display":"200,118","ownership_form":"I","is_10b5_1":null,"transaction_date":"2020-05-13","filed_date":"2020-05-14","scope":"insider"},{"id":2729683,"accession":"0001209191-20-029253","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-20-029253","line_url":"/filing/0001209191-20-029253#line-1","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":50000.0,"shares_display":"50,000","price_per_share":9.0502,"price_display":"9.05","price_state":"stated","total_value":452510.0,"total_display":"452,510.00","total_whole":"452,510","shares_owned_after":240118.0,"shares_owned_after_display":"240,118","ownership_form":"I","is_10b5_1":null,"transaction_date":"2020-05-12","filed_date":"2020-05-14","scope":"insider"},{"id":2792251,"accession":"0000921895-20-000670","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0000921895-20-000670","line_url":"/filing/0000921895-20-000670#line-3","is_derivative":false,"issuer_cik":"0000095953","issuer_name":"SYNALLOY CORP","issuer_ticker":"SYNL","issuer_name_source":null,"issuer_url":"/issuer/0000095953","owner_cik":null,"owner_name":"Privet Fund LP; Levenson Ryan; Privet Fund Management LLC","owner_display_name":"Privet Fund LP","owner_url":null,"role":"Ten percent owner, Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":88612.0,"shares_display":"88,612","price_per_share":13.218,"price_display":"13.22","price_state":"stated","total_value":1171273.416,"total_display":"1,171,273.42","total_whole":"1,171,273","shares_owned_after":1535507.0,"shares_owned_after_display":"1,535,507","ownership_form":"I","is_10b5_1":null,"transaction_date":"2020-03-05","filed_date":"2020-03-05","scope":"insider"},{"id":2792245,"accession":"0000921895-20-000670","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0000921895-20-000670","line_url":"/filing/0000921895-20-000670#line-2","is_derivative":false,"issuer_cik":"0000095953","issuer_name":"SYNALLOY CORP","issuer_ticker":"SYNL","issuer_name_source":null,"issuer_url":"/issuer/0000095953","owner_cik":null,"owner_name":"Privet Fund LP; Levenson Ryan; Privet Fund Management LLC","owner_display_name":"Privet Fund LP","owner_url":null,"role":"Ten percent owner, Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":77740.0,"shares_display":"77,740","price_per_share":13.4872,"price_display":"13.49","price_state":"stated","total_value":1048494.928,"total_display":"1,048,494.93","total_whole":"1,048,495","shares_owned_after":1446895.0,"shares_owned_after_display":"1,446,895","ownership_form":"I","is_10b5_1":null,"transaction_date":"2020-03-04","filed_date":"2020-03-05","scope":"insider"},{"id":2792237,"accession":"0000921895-20-000670","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000921895-20-000670","line_url":"/filing/0000921895-20-000670#line-1","is_derivative":false,"issuer_cik":"0000095953","issuer_name":"SYNALLOY CORP","issuer_ticker":"SYNL","issuer_name_source":null,"issuer_url":"/issuer/0000095953","owner_cik":null,"owner_name":"Privet Fund LP; Levenson Ryan; Privet Fund Management LLC","owner_display_name":"Privet Fund LP","owner_url":null,"role":"Ten percent owner, Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":147706.0,"shares_display":"147,706","price_per_share":12.8602,"price_display":"12.86","price_state":"stated","total_value":1899528.7012,"total_display":"1,899,528.70","total_whole":"1,899,529","shares_owned_after":1369155.0,"shares_owned_after_display":"1,369,155","ownership_form":"I","is_10b5_1":null,"transaction_date":"2020-03-03","filed_date":"2020-03-05","scope":"insider"},{"id":8654360,"accession":"0001209191-19-059385","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-19-059385","line_url":"/filing/0001209191-19-059385#line-1","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":53536.0,"shares_display":"53,536","price_per_share":10.6473,"price_display":"10.65","price_state":"stated","total_value":570013.8528,"total_display":"570,013.85","total_whole":"570,014","shares_owned_after":290118.0,"shares_owned_after_display":"290,118","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-12-04","filed_date":"2019-12-05","scope":"insider"},{"id":9271008,"accession":"0001209191-19-059381","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-19-059381","line_url":"/filing/0001209191-19-059381#line-2","is_derivative":false,"issuer_cik":"0001372020","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001372020","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":13839.0,"shares_display":"13,839","price_per_share":10.5532,"price_display":"10.55","price_state":"stated","total_value":146045.7348,"total_display":"146,045.73","total_whole":"146,046","shares_owned_after":236582.0,"shares_owned_after_display":"236,582","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-12-03","filed_date":"2019-12-05","scope":"insider"},{"id":7951978,"accession":"0001209191-19-059137","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-19-059137","line_url":"/filing/0001209191-19-059137#line-2","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":13839.0,"shares_display":"13,839","price_per_share":10.5532,"price_display":"10.55","price_state":"stated","total_value":146045.7348,"total_display":"146,045.73","total_whole":"146,046","shares_owned_after":236582.0,"shares_owned_after_display":"236,582","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-12-03","filed_date":"2019-12-04","scope":"insider"},{"id":9271009,"accession":"0001209191-19-059381","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-19-059381","line_url":"/filing/0001209191-19-059381#line-1","is_derivative":false,"issuer_cik":"0001372020","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001372020","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":32625.0,"shares_display":"32,625","price_per_share":10.5792,"price_display":"10.58","price_state":"stated","total_value":345146.4,"total_display":"345,146.40","total_whole":"345,146","shares_owned_after":222743.0,"shares_owned_after_display":"222,743","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-12-02","filed_date":"2019-12-05","scope":"insider"},{"id":7951974,"accession":"0001209191-19-059137","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-19-059137","line_url":"/filing/0001209191-19-059137#line-1","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":32625.0,"shares_display":"32,625","price_per_share":10.5792,"price_display":"10.58","price_state":"stated","total_value":345146.4,"total_display":"345,146.40","total_whole":"345,146","shares_owned_after":222743.0,"shares_owned_after_display":"222,743","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-12-02","filed_date":"2019-12-04","scope":"insider"},{"id":8599788,"accession":"0001209191-19-046848","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-19-046848","line_url":"/filing/0001209191-19-046848#line-2","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":21485.0,"shares_display":"21,485","price_per_share":10.1224,"price_display":"10.12","price_state":"stated","total_value":217479.764,"total_display":"217,479.76","total_whole":"217,480","shares_owned_after":190118.0,"shares_owned_after_display":"190,118","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-08-16","filed_date":"2019-08-20","scope":"insider"},{"id":8599784,"accession":"0001209191-19-046848","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-19-046848","line_url":"/filing/0001209191-19-046848#line-1","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":21905.0,"shares_display":"21,905","price_per_share":10.1383,"price_display":"10.14","price_state":"stated","total_value":222079.4615,"total_display":"222,079.46","total_whole":"222,079","shares_owned_after":211603.0,"shares_owned_after_display":"211,603","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-08-15","filed_date":"2019-08-20","scope":"insider"},{"id":8448095,"accession":"0001144204-19-037703","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001144204-19-037703","line_url":"/filing/0001144204-19-037703#line-1","is_derivative":false,"issuer_cik":"0000095953","issuer_name":"SYNALLOY CORP","issuer_ticker":"SYNL","issuer_name_source":null,"issuer_url":"/issuer/0000095953","owner_cik":null,"owner_name":"Privet Fund Management LLC; Levenson Ryan; Privet Fund LP","owner_display_name":"Privet Fund Management LLC","owner_url":null,"role":"Ten percent owner, Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":74621.0,"shares_display":"74,621","price_per_share":0.0,"price_display":null,"price_state":"not-stated","total_value":0.0,"total_display":null,"total_whole":null,"shares_owned_after":1221449.0,"shares_owned_after_display":"1,221,449","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-07-08","filed_date":"2019-08-05","scope":"insider"},{"id":8567398,"accession":"0001209191-19-035287","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-19-035287","line_url":"/filing/0001209191-19-035287#line-2","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":55000.0,"shares_display":"55,000","price_per_share":11.1381,"price_display":"11.14","price_state":"stated","total_value":612595.5,"total_display":"612,595.50","total_whole":"612,596","shares_owned_after":233508.0,"shares_owned_after_display":"233,508","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-06-05","filed_date":"2019-06-06","scope":"insider"},{"id":8567391,"accession":"0001209191-19-035287","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-19-035287","line_url":"/filing/0001209191-19-035287#line-1","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":178000.0,"shares_display":"178,000","price_per_share":10.7522,"price_display":"10.75","price_state":"stated","total_value":1913891.6,"total_display":"1,913,891.60","total_whole":"1,913,892","shares_owned_after":288508.0,"shares_owned_after_display":"288,508","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-06-04","filed_date":"2019-06-06","scope":"insider"},{"id":7978480,"accession":"0001209191-19-028324","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001209191-19-028324","line_url":"/filing/0001209191-19-028324#line-3","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":207683.0,"shares_display":"207,683","price_per_share":10.9129,"price_display":"10.91","price_state":"stated","total_value":2266423.8107,"total_display":"2,266,423.81","total_whole":"2,266,424","shares_owned_after":466508.0,"shares_owned_after_display":"466,508","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-05-08","filed_date":"2019-05-08","scope":"insider"},{"id":7978476,"accession":"0001209191-19-028324","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-19-028324","line_url":"/filing/0001209191-19-028324#line-2","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":169987.0,"shares_display":"169,987","price_per_share":10.8381,"price_display":"10.84","price_state":"stated","total_value":1842336.1047,"total_display":"1,842,336.10","total_whole":"1,842,336","shares_owned_after":674191.0,"shares_owned_after_display":"674,191","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-05-07","filed_date":"2019-05-08","scope":"insider"},{"id":7978472,"accession":"0001209191-19-028324","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-19-028324","line_url":"/filing/0001209191-19-028324#line-1","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":177447.0,"shares_display":"177,447","price_per_share":11.0479,"price_display":"11.05","price_state":"stated","total_value":1960416.7113,"total_display":"1,960,416.71","total_whole":"1,960,417","shares_owned_after":844178.0,"shares_owned_after_display":"844,178","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-05-06","filed_date":"2019-05-08","scope":"insider"},{"id":7864573,"accession":"0001144204-19-015172","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001144204-19-015172","line_url":"/filing/0001144204-19-015172","is_derivative":false,"issuer_cik":"0000095953","issuer_name":"SYNALLOY CORP","issuer_ticker":"SYNL","issuer_name_source":null,"issuer_url":"/issuer/0000095953","owner_cik":null,"owner_name":"Levenson Ryan; Privet Fund LP; Privet Fund Management LLC","owner_display_name":"Levenson Ryan","owner_url":null,"role":"Ten percent owner, Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"officer_title":null,"security_title":"Common Stock","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":55000.0,"shares_display":"55,000","price_per_share":15.016363636363636,"price_display":"15.02","price_state":"stated","total_value":825900.0,"total_display":"825,900.00","total_whole":"825,900","shares_owned_after":1221449.0,"shares_owned_after_display":"1,221,449","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-03-18","filed_date":"2019-03-20","scope":"insider","n_lines":2},{"id":8064800,"accession":"0001209191-19-017563","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001209191-19-017563","line_url":"/filing/0001209191-19-017563#line-3","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":295374.0,"shares_display":"295,374","price_per_share":8.2902,"price_display":"8.29","price_state":"stated","total_value":2448709.5348,"total_display":"2,448,709.53","total_whole":"2,448,710","shares_owned_after":1021625.0,"shares_owned_after_display":"1,021,625","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-03-06","filed_date":"2019-03-06","scope":"insider"},{"id":8064797,"accession":"0001209191-19-017563","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-19-017563","line_url":"/filing/0001209191-19-017563#line-2","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":89534.0,"shares_display":"89,534","price_per_share":8.393,"price_display":"8.39","price_state":"stated","total_value":751458.862,"total_display":"751,458.86","total_whole":"751,459","shares_owned_after":1316999.0,"shares_owned_after_display":"1,316,999","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-03-05","filed_date":"2019-03-06","scope":"insider"},{"id":8064793,"accession":"0001209191-19-017563","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-19-017563","line_url":"/filing/0001209191-19-017563#line-1","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":115092.0,"shares_display":"115,092","price_per_share":8.5558,"price_display":"8.56","price_state":"stated","total_value":984704.1336,"total_display":"984,704.13","total_whole":"984,704","shares_owned_after":1406533.0,"shares_owned_after_display":"1,406,533","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-03-04","filed_date":"2019-03-06","scope":"insider"},{"id":8512314,"accession":"0001209191-19-015169","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-19-015169","line_url":"/filing/0001209191-19-015169#line-1","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":500000.0,"shares_display":"500,000","price_per_share":8.503,"price_display":"8.50","price_state":"stated","total_value":4251500.0,"total_display":"4,251,500.00","total_whole":"4,251,500","shares_owned_after":1521625.0,"shares_owned_after_display":"1,521,625","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-02-27","filed_date":"2019-03-01","scope":"insider"},{"id":8644664,"accession":"0001209191-19-013799","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001209191-19-013799","line_url":"/filing/0001209191-19-013799#line-3","is_derivative":false,"issuer_cik":"0001363032","issuer_name":"Great Lakes Dredge & Dock CORP","issuer_ticker":"GLDD","issuer_name_source":null,"issuer_url":"/issuer/0001363032","owner_cik":"0001363032","owner_name":"Levenson Ryan","owner_display_name":"Levenson Ryan","owner_url":"/insider/0001363032","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":500000.0,"shares_display":"500,000","price_per_share":8.417,"price_display":"8.42","price_state":"stated","total_value":4208500.0,"total_display":"4,208,500.00","total_whole":"4,208,500","shares_owned_after":2021625.0,"shares_owned_after_display":"2,021,625","ownership_form":"I","is_10b5_1":null,"transaction_date":"2019-02-26","filed_date":"2019-02-26","scope":"insider"}],"collapsed":true,"next_cursor":"2019-02-26|8644664","ledger_fault":false,"count":{"value":49,"kind":"exact"},"open_market_only":false,"composition":{"kind":"exact","rows":[{"code":"P","label":"Open-market purchase","n":20,"open_market":true},{"code":"S","label":"Open-market sale","n":29,"open_market":true},{"code":"M","label":"Option exercise","n":0,"open_market":false},{"code":"A","label":"Grant or award","n":0,"open_market":false},{"code":"F","label":"Tax withholding","n":0,"open_market":false},{"code":"D","label":"Disposition to the issuer","n":0,"open_market":false},{"code":"X","label":"In-the-money option exercise","n":0,"open_market":false}],"total":49},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0000095953","name":"ASCENT INDUSTRIES CO.","url":"/issuer/0000095953","role":"Ten percent owner, Other","n_filings":21,"first_seen":"2017-03-29","last_seen":"2024-09-20"},{"type":"issuer","type_label":"ISSUER","cik":"0001372020","name":"Great Lakes Dredge & Dock CORP","url":"/issuer/0001372020","role":"Director","n_filings":18,"first_seen":"2017-03-01","last_seen":"2023-05-19"},{"type":"issuer","type_label":"ISSUER","cik":"0000039020","name":"FREQUENCY ELECTRONICS INC","url":"/issuer/0000039020","role":"Ten percent owner, Other","n_filings":9,"first_seen":"2016-07-11","last_seen":"2018-04-06"},{"type":"issuer","type_label":"ISSUER","cik":"0000313716","name":"HARDINGE INC","url":"/issuer/0000313716","role":"Director, Ten percent owner","n_filings":3,"first_seen":"2017-03-08","last_seen":"2017-08-09"},{"type":"issuer","type_label":"ISSUER","cik":"0000709005","name":"NOBLE ROMANS INC","url":"/issuer/0000709005","role":"Ten percent owner, Other","n_filings":7,"first_seen":"2014-12-31","last_seen":"2016-04-13"},{"type":"issuer","type_label":"ISSUER","cik":"0000002186","name":"RELM WIRELESS CORP","url":"/issuer/0000002186","role":"Ten percent owner, Other","n_filings":17,"first_seen":"2013-07-01","last_seen":"2015-12-18"},{"type":"issuer","type_label":"ISSUER","cik":"0000769520","name":"MIDDLEBY CORP","url":"/issuer/0000769520","role":"Director","n_filings":7,"first_seen":"2006-09-18","last_seen":"2012-03-21"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001363032","retrieved_at":"2026-08-23T16:52:32+00:00","coverage":{"filings":1506293,"transactions":4290787,"issuers":28597,"insiders":152303,"first_filed_date":"2003-06-30","last_filed_date":"2026-08-21","last_ingest":"2026-08-22T05:23:40.159918+00:00","counts_are":{"filings":"estimate","transactions":"estimate","issuers":"estimate","insiders":"estimate"},"source":"SEC EDGAR Form 4 filings, parsed by ebomi","fault":false},"license":{"underlying_records":"US SEC filings are public records of the United States government and are not subject to copyright. The transactional facts in them are not ours to license.","this_presentation":"The parsing, normalisation, curation, and presentation are ebomi's own work.","grant":"undecided","grant_note":"The open licence for ebomi's own layer is an open owner decision (SPEC-20260731T1159Z open question 3: CC BY 4.0 or CC0 with a citation request). Until it is taken, no grant is asserted here.","citation_request":"Balogh, A. Insider trading. Scientific Data 10, 237 (2023)","url":"https://ebomi.com/license"},"fair_use":{"policy":"These JSON endpoints are open and unauthenticated. Please read them at a human pace, identify your client in the User-Agent header, and use the published dataset for bulk work rather than crawling page by page.","bulk_alternative":"doi:10.1038/s41597-023-02147-6"}}