{"entity":{"type":"insider","cik":"0001520980","url":"/insider/0001520980","json_url":"/insider/0001520980.json","name":"Clair Justin","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":71,"n_filings":26,"first":"2014-03-24","last":"2026-08-19","span_basis":"filed_date"},"name_variants":[{"name":"Clair Justin","source":"filing","n_filings":26,"first_seen":"2014-03-24","last_seen":"2026-08-19"}],"transactions":[{"id":9298584,"accession":"0001214659-26-010618","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001214659-26-010618","line_url":"/filing/0001214659-26-010618#line-1","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Executive Vice President)","role_mark":"O","role_mark_label":"Officer (Executive Vice President)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Executive Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":4500.0,"shares_display":"4,500","price_per_share":24.06,"price_display":"24.06","price_state":"stated","total_value":108270.0,"total_display":"108,270.00","total_whole":"108,270","shares_owned_after":34153.0,"shares_owned_after_display":"34,153","ownership_form":"D","is_10b5_1":null,"transaction_date":"2026-08-17","filed_date":"2026-08-19","scope":"insider"},{"id":5811074,"accession":"0001214659-26-006002","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001214659-26-006002","line_url":"/filing/0001214659-26-006002#line-1","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Executive Vice President)","role_mark":"O","role_mark_label":"Officer (Executive Vice President)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Executive Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":2676.0,"shares_display":"2,676","price_per_share":23.3598,"price_display":"23.36","price_state":"stated","total_value":62510.8248,"total_display":"62,510.82","total_whole":"62,511","shares_owned_after":33074.0,"shares_owned_after_display":"33,074","ownership_form":"D","is_10b5_1":null,"transaction_date":"2026-05-08","filed_date":"2026-05-12","scope":"insider"},{"id":6203368,"accession":"0001214659-26-003224","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001214659-26-003224","line_url":"/filing/0001214659-26-003224#line-2","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Executive Vice President)","role_mark":"O","role_mark_label":"Officer (Executive Vice President)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Executive Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":3389.0,"shares_display":"3,389","price_per_share":23.0366,"price_display":"23.04","price_state":"stated","total_value":78071.0374,"total_display":"78,071.04","total_whole":"78,071","shares_owned_after":35750.0,"shares_owned_after_display":"35,750","ownership_form":"D","is_10b5_1":null,"transaction_date":"2026-03-11","filed_date":"2026-03-12","scope":"insider"},{"id":6203362,"accession":"0001214659-26-003224","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001214659-26-003224","line_url":"/filing/0001214659-26-003224#line-1","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Executive Vice President)","role_mark":"O","role_mark_label":"Officer (Executive Vice President)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Executive Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":2611.0,"shares_display":"2,611","price_per_share":23.34,"price_display":"23.34","price_state":"stated","total_value":60940.74,"total_display":"60,940.74","total_whole":"60,941","shares_owned_after":39139.0,"shares_owned_after_display":"39,139","ownership_form":"D","is_10b5_1":null,"transaction_date":"2026-03-10","filed_date":"2026-03-12","scope":"insider"},{"id":4492079,"accession":"0001214659-25-005602","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001214659-25-005602","line_url":"/filing/0001214659-25-005602#line-1","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Executive Vice President)","role_mark":"O","role_mark_label":"Officer (Executive Vice President)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Executive Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":3324.0,"shares_display":"3,324","price_per_share":25.0963,"price_display":"25.10","price_state":"stated","total_value":83420.1012,"total_display":"83,420.10","total_whole":"83,420","shares_owned_after":35750.0,"shares_owned_after_display":"35,750","ownership_form":"D","is_10b5_1":null,"transaction_date":"2025-04-04","filed_date":"2025-04-08","scope":"insider"},{"id":2060756,"accession":"0001214659-24-019847","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001214659-24-019847","line_url":"/filing/0001214659-24-019847#line-1","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Executive Vice President)","role_mark":"O","role_mark_label":"Officer (Executive Vice President)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Executive Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":6175.0,"shares_display":"6,175","price_per_share":30.1549,"price_display":"30.15","price_state":"stated","total_value":186206.5075,"total_display":"186,206.51","total_whole":"186,207","shares_owned_after":33074.0,"shares_owned_after_display":"33,074","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-11-27","filed_date":"2024-12-02","scope":"insider"},{"id":2642691,"accession":"0001214659-24-015788","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001214659-24-015788","line_url":"/filing/0001214659-24-015788#line-1","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Executive Vice President)","role_mark":"O","role_mark_label":"Officer (Executive Vice President)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Executive Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":3125.0,"shares_display":"3,125","price_per_share":26.63,"price_display":"26.63","price_state":"stated","total_value":83218.75,"total_display":"83,218.75","total_whole":"83,219","shares_owned_after":39249.0,"shares_owned_after_display":"39,249","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-08-29","filed_date":"2024-08-30","scope":"insider"},{"id":3248491,"accession":"0001214659-24-011363","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001214659-24-011363","line_url":"/filing/0001214659-24-011363#line-1","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Executive Vice President)","role_mark":"O","role_mark_label":"Officer (Executive Vice President)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Executive Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":3800.0,"shares_display":"3,800","price_per_share":24.2743,"price_display":"24.27","price_state":"stated","total_value":92242.34,"total_display":"92,242.34","total_whole":"92,242","shares_owned_after":39249.0,"shares_owned_after_display":"39,249","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-06-24","filed_date":"2024-06-25","scope":"insider"},{"id":3043571,"accession":"0001214659-24-009851","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001214659-24-009851","line_url":"/filing/0001214659-24-009851#line-1","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Chief Operating Officer)","role_mark":"O","role_mark_label":"Officer (Chief Operating Officer)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Operating Officer","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1200.0,"shares_display":"1,200","price_per_share":24.0,"price_display":"24.00","price_state":"stated","total_value":28800.0,"total_display":"28,800.00","total_whole":"28,800","shares_owned_after":43049.0,"shares_owned_after_display":"43,049","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-05-21","filed_date":"2024-05-23","scope":"insider"},{"id":3219304,"accession":"0001214659-24-000496","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001214659-24-000496","line_url":"/filing/0001214659-24-000496#line-1","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Chief Operating Officer)","role_mark":"O","role_mark_label":"Officer (Chief Operating Officer)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Operating Officer","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":2500.0,"shares_display":"2,500","price_per_share":22.1525,"price_display":"22.15","price_state":"stated","total_value":55381.25,"total_display":"55,381.25","total_whole":"55,381","shares_owned_after":43749.0,"shares_owned_after_display":"43,749","ownership_form":"D","is_10b5_1":null,"transaction_date":"2024-01-08","filed_date":"2024-01-09","scope":"insider"},{"id":8024308,"accession":"0001214659-23-011420","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0001214659-23-011420","line_url":"/filing/0001214659-23-011420","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Chief Operating Officer)","role_mark":"O","role_mark_label":"Officer (Chief Operating Officer)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Operating Officer","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":3000.0,"shares_display":"3,000","price_per_share":20.098593333333334,"price_display":"20.10","price_state":"stated","total_value":60295.78,"total_display":"60,295.78","total_whole":"60,296","shares_owned_after":47897.0,"shares_owned_after_display":"47,897","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-08-16","filed_date":"2023-08-16","scope":"insider","n_lines":4},{"id":8471941,"accession":"0001214659-23-001000","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001214659-23-001000","line_url":"/filing/0001214659-23-001000#line-1","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Sr. Vice President Acquistions)","role_mark":"O","role_mark_label":"Officer (Sr. Vice President Acquistions)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Sr. Vice President Acquistions","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":5137.0,"shares_display":"5,137","price_per_share":23.5,"price_display":"23.50","price_state":"stated","total_value":120719.5,"total_display":"120,719.50","total_whole":"120,720","shares_owned_after":43749.0,"shares_owned_after_display":"43,749","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-01-23","filed_date":"2023-01-23","scope":"insider"},{"id":8406934,"accession":"0001214659-23-000830","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001214659-23-000830","line_url":"/filing/0001214659-23-000830#line-1","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Sr. Vice President Acquistions)","role_mark":"O","role_mark_label":"Officer (Sr. Vice President Acquistions)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Sr. Vice President Acquistions","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":500.0,"shares_display":"500","price_per_share":23.75,"price_display":"23.75","price_state":"stated","total_value":11875.0,"total_display":"11,875.00","total_whole":"11,875","shares_owned_after":48886.0,"shares_owned_after_display":"48,886","ownership_form":"D","is_10b5_1":null,"transaction_date":"2023-01-18","filed_date":"2023-01-19","scope":"insider"},{"id":4905923,"accession":"0001214659-21-012269","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001214659-21-012269","line_url":"/filing/0001214659-21-012269","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Sr. Vice President Acquistions)","role_mark":"O","role_mark_label":"Officer (Sr. Vice President Acquistions)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Sr. Vice President Acquistions","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":3325.0,"shares_display":"3,325","price_per_share":34.61443609022557,"price_display":"34.61","price_state":"stated","total_value":115093.0,"total_display":"115,093.00","total_whole":"115,093","shares_owned_after":32659.0,"shares_owned_after_display":"32,659","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-11-23","filed_date":"2021-11-24","scope":"insider","n_lines":2},{"id":4239866,"accession":"0001214659-21-010816","txn_seq":9,"anchor":"line-9","filing_url":"/filing/0001214659-21-010816","line_url":"/filing/0001214659-21-010816","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Sr. Vice President Acquistions)","role_mark":"O","role_mark_label":"Officer (Sr. Vice President Acquistions)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Sr. Vice President Acquistions","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1162.0,"shares_display":"1,162","price_per_share":31.874896729776246,"price_display":"31.87","price_state":"stated","total_value":37038.63,"total_display":"37,038.63","total_whole":"37,039","shares_owned_after":35984.0,"shares_owned_after_display":"35,984","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-10-26","filed_date":"2021-10-27","scope":"insider","n_lines":8},{"id":4239842,"accession":"0001214659-21-010816","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001214659-21-010816","line_url":"/filing/0001214659-21-010816#line-1","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Sr. Vice President Acquistions)","role_mark":"O","role_mark_label":"Officer (Sr. Vice President Acquistions)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Sr. Vice President Acquistions","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":200.0,"shares_display":"200","price_per_share":32.0,"price_display":"32.00","price_state":"stated","total_value":6400.0,"total_display":"6,400.00","total_whole":"6,400","shares_owned_after":37146.0,"shares_owned_after_display":"37,146","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-10-25","filed_date":"2021-10-27","scope":"insider"},{"id":5119996,"accession":"0001214659-21-010746","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001214659-21-010746","line_url":"/filing/0001214659-21-010746","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Sr. Vice President Acquistions)","role_mark":"O","role_mark_label":"Officer (Sr. Vice President Acquistions)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Sr. Vice President Acquistions","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":239.0,"shares_display":"239","price_per_share":32.01581589958159,"price_display":"32.02","price_state":"stated","total_value":7651.78,"total_display":"7,651.78","total_whole":"7,652","shares_owned_after":37446.0,"shares_owned_after_display":"37,446","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-10-21","filed_date":"2021-10-25","scope":"insider","n_lines":2},{"id":4850932,"accession":"0001214659-21-010629","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001214659-21-010629","line_url":"/filing/0001214659-21-010629#line-1","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Sr. Vice President Acquistions)","role_mark":"O","role_mark_label":"Officer (Sr. Vice President Acquistions)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Sr. Vice President Acquistions","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":71.0,"shares_display":"71","price_per_share":32.0,"price_display":"32.00","price_state":"stated","total_value":2272.0,"total_display":"2,272.00","total_whole":"2,272","shares_owned_after":37514.0,"shares_owned_after_display":"37,514","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-10-15","filed_date":"2021-10-19","scope":"insider"},{"id":4964949,"accession":"0001214659-21-004228","txn_seq":10,"anchor":"line-10","filing_url":"/filing/0001214659-21-004228","line_url":"/filing/0001214659-21-004228","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Sr. Vice President Acquistions)","role_mark":"O","role_mark_label":"Officer (Sr. Vice President Acquistions)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Sr. Vice President Acquistions","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":6840.0,"shares_display":"6,840","price_per_share":23.66000438596491,"price_display":"23.66","price_state":"stated","total_value":161834.43,"total_display":"161,834.43","total_whole":"161,834","shares_owned_after":33895.0,"shares_owned_after_display":"33,895","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-04-15","filed_date":"2021-04-16","scope":"insider","n_lines":10},{"id":3326229,"accession":"0001214659-20-000600","txn_seq":11,"anchor":"line-11","filing_url":"/filing/0001214659-20-000600","line_url":"/filing/0001214659-20-000600#line-11","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Vice President)","role_mark":"O","role_mark_label":"Officer (Vice President)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1100.0,"shares_display":"1,100","price_per_share":28.615,"price_display":"28.62","price_state":"stated","total_value":31476.5,"total_display":"31,476.50","total_whole":"31,477","shares_owned_after":36840.0,"shares_owned_after_display":"36,840","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-01-24","filed_date":"2020-01-27","scope":"insider"},{"id":3326226,"accession":"0001214659-20-000600","txn_seq":10,"anchor":"line-10","filing_url":"/filing/0001214659-20-000600","line_url":"/filing/0001214659-20-000600#line-10","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Vice President)","role_mark":"O","role_mark_label":"Officer (Vice President)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1100.0,"shares_display":"1,100","price_per_share":28.61,"price_display":"28.61","price_state":"stated","total_value":31471.0,"total_display":"31,471.00","total_whole":"31,471","shares_owned_after":31940.0,"shares_owned_after_display":"31,940","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-01-24","filed_date":"2020-01-27","scope":"insider"},{"id":3326221,"accession":"0001214659-20-000600","txn_seq":9,"anchor":"line-9","filing_url":"/filing/0001214659-20-000600","line_url":"/filing/0001214659-20-000600#line-9","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Vice President)","role_mark":"O","role_mark_label":"Officer (Vice President)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1050.0,"shares_display":"1,050","price_per_share":28.58,"price_display":"28.58","price_state":"stated","total_value":30009.0,"total_display":"30,009.00","total_whole":"30,009","shares_owned_after":33040.0,"shares_owned_after_display":"33,040","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-01-24","filed_date":"2020-01-27","scope":"insider"},{"id":3326218,"accession":"0001214659-20-000600","txn_seq":8,"anchor":"line-8","filing_url":"/filing/0001214659-20-000600","line_url":"/filing/0001214659-20-000600#line-8","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Vice President)","role_mark":"O","role_mark_label":"Officer (Vice President)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":850.0,"shares_display":"850","price_per_share":28.59,"price_display":"28.59","price_state":"stated","total_value":24301.5,"total_display":"24,301.50","total_whole":"24,302","shares_owned_after":35990.0,"shares_owned_after_display":"35,990","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-01-24","filed_date":"2020-01-27","scope":"insider"},{"id":3326214,"accession":"0001214659-20-000600","txn_seq":7,"anchor":"line-7","filing_url":"/filing/0001214659-20-000600","line_url":"/filing/0001214659-20-000600#line-7","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Vice President)","role_mark":"O","role_mark_label":"Officer (Vice President)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":520.0,"shares_display":"520","price_per_share":28.63,"price_display":"28.63","price_state":"stated","total_value":14887.6,"total_display":"14,887.60","total_whole":"14,888","shares_owned_after":34670.0,"shares_owned_after_display":"34,670","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-01-24","filed_date":"2020-01-27","scope":"insider"},{"id":3326210,"accession":"0001214659-20-000600","txn_seq":6,"anchor":"line-6","filing_url":"/filing/0001214659-20-000600","line_url":"/filing/0001214659-20-000600#line-6","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Vice President)","role_mark":"O","role_mark_label":"Officer (Vice President)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":500.0,"shares_display":"500","price_per_share":28.65,"price_display":"28.65","price_state":"stated","total_value":14325.0,"total_display":"14,325.00","total_whole":"14,325","shares_owned_after":35490.0,"shares_owned_after_display":"35,490","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-01-24","filed_date":"2020-01-27","scope":"insider"},{"id":3326206,"accession":"0001214659-20-000600","txn_seq":5,"anchor":"line-5","filing_url":"/filing/0001214659-20-000600","line_url":"/filing/0001214659-20-000600#line-5","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Vice President)","role_mark":"O","role_mark_label":"Officer (Vice President)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":400.0,"shares_display":"400","price_per_share":28.635,"price_display":"28.64","price_state":"stated","total_value":11454.0,"total_display":"11,454.00","total_whole":"11,454","shares_owned_after":31540.0,"shares_owned_after_display":"31,540","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-01-24","filed_date":"2020-01-27","scope":"insider"},{"id":3326203,"accession":"0001214659-20-000600","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0001214659-20-000600","line_url":"/filing/0001214659-20-000600#line-4","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Vice President)","role_mark":"O","role_mark_label":"Officer (Vice President)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":380.0,"shares_display":"380","price_per_share":28.62,"price_display":"28.62","price_state":"stated","total_value":10875.6,"total_display":"10,875.60","total_whole":"10,876","shares_owned_after":34090.0,"shares_owned_after_display":"34,090","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-01-24","filed_date":"2020-01-27","scope":"insider"},{"id":3326198,"accession":"0001214659-20-000600","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001214659-20-000600","line_url":"/filing/0001214659-20-000600#line-3","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Vice President)","role_mark":"O","role_mark_label":"Officer (Vice President)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":300.0,"shares_display":"300","price_per_share":28.64,"price_display":"28.64","price_state":"stated","total_value":8592.0,"total_display":"8,592.00","total_whole":"8,592","shares_owned_after":35190.0,"shares_owned_after_display":"35,190","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-01-24","filed_date":"2020-01-27","scope":"insider"},{"id":3326195,"accession":"0001214659-20-000600","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001214659-20-000600","line_url":"/filing/0001214659-20-000600#line-2","is_derivative":false,"issuer_cik":"0000712770","issuer_name":"ONE LIBERTY PROPERTIES INC","issuer_ticker":"OLP","issuer_name_source":null,"issuer_url":"/issuer/0000712770","owner_cik":"0001520980","owner_name":"Clair Justin","owner_display_name":"Clair Justin","owner_url":"/insider/0001520980","role":"Officer (Vice President)","role_mark":"O","role_mark_label":"Officer (Vice President)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Vice President","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":200.0,"shares_display":"200","price_per_share":28.66,"price_display":"28.66","price_state":"stated","total_value":5732.0,"total_display":"5,732.00","total_whole":"5,732","shares_owned_after":34470.0,"shares_owned_after_display":"34,470","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-01-24","filed_date":"2020-01-27","scope":"insider"}],"collapsed":true,"next_cursor":"2020-01-24|3326195","ledger_fault":false,"count":{"value":71,"kind":"exact"},"open_market_only":false,"composition":{"kind":"exact","rows":[{"code":"P","label":"Open-market purchase","n":0,"open_market":true},{"code":"S","label":"Open-market sale","n":71,"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":71},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0000712770","name":"ONE LIBERTY PROPERTIES INC","url":"/issuer/0000712770","role":"Officer (Executive Vice President)","n_filings":26,"first_seen":"2014-03-24","last_seen":"2026-08-19"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001520980","retrieved_at":"2026-08-27T12:15:12+00:00","coverage":{"filings":1506293,"transactions":4290787,"issuers":28597,"insiders":152303,"first_filed_date":"2003-06-30","last_filed_date":"2026-08-26","last_ingest":"2026-08-27T05:24:39.644631+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"}}