{"entity":{"type":"insider","cik":"0001268713","url":"/insider/0001268713","json_url":"/insider/0001268713.json","name":"MAULDIN MARK D","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":7,"n_filings":6,"first":"2004-02-19","last":"2021-05-05","span_basis":"filed_date"},"name_variants":[{"name":"MAULDIN MARK D","source":"filing","n_filings":6,"first_seen":"2004-02-19","last_seen":"2021-05-05"}],"transactions":[{"id":5123901,"accession":"0001681108-21-000027","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001681108-21-000027","line_url":"/filing/0001681108-21-000027#line-2","is_derivative":false,"issuer_cik":"0001038074","issuer_name":"SILICON LABORATORIES INC.","issuer_ticker":"SLAB","issuer_name_source":null,"issuer_url":"/issuer/0001038074","owner_cik":"0001268713","owner_name":"MAULDIN MARK D","owner_display_name":"MAULDIN MARK D","owner_url":"/insider/0001268713","role":"Officer (CHIEF ACCOUNTING OFFICER)","role_mark":"O","role_mark_label":"Officer (CHIEF ACCOUNTING OFFICER)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"CHIEF ACCOUNTING OFFICER","security_title":"Common Stock, $0.0001 par value","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":157.0,"shares_display":"157","price_per_share":134.84,"price_display":"134.84","price_state":"stated","total_value":21169.88,"total_display":"21,169.88","total_whole":"21,170","shares_owned_after":2614.0,"shares_owned_after_display":"2,614","ownership_form":"D","is_10b5_1":null,"transaction_date":"2021-05-04","filed_date":"2021-05-05","scope":"insider"},{"id":453802,"accession":"0001179110-04-004452","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001179110-04-004452","line_url":"/filing/0001179110-04-004452#line-3","is_derivative":false,"issuer_cik":"0001085869","issuer_name":"PERFICIENT INC","issuer_ticker":"PRFT","issuer_name_source":null,"issuer_url":"/issuer/0001085869","owner_cik":"0001268713","owner_name":"MAULDIN MARK D","owner_display_name":"MAULDIN MARK D","owner_url":"/insider/0001268713","role":"Officer (CFO)","role_mark":"O","role_mark_label":"Officer (CFO)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"CFO","security_title":"Common stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":5000.0,"shares_display":"5,000","price_per_share":3.5697,"price_display":"3.57","price_state":"stated","total_value":17848.5,"total_display":"17,848.50","total_whole":"17,849","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2004-02-23","filed_date":"2004-02-24","scope":"insider"},{"id":414921,"accession":"0001179110-04-004442","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001179110-04-004442","line_url":"/filing/0001179110-04-004442#line-2","is_derivative":false,"issuer_cik":"0001085869","issuer_name":"PERFICIENT INC","issuer_ticker":"PRFT","issuer_name_source":null,"issuer_url":"/issuer/0001085869","owner_cik":"0001268713","owner_name":"MAULDIN MARK D","owner_display_name":"MAULDIN MARK D","owner_url":"/insider/0001268713","role":"Officer (CFO)","role_mark":"O","role_mark_label":"Officer (CFO)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"CFO","security_title":"Common stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":5000.0,"shares_display":"5,000","price_per_share":3.7749,"price_display":"3.77","price_state":"stated","total_value":18874.5,"total_display":"18,874.50","total_whole":"18,875","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2004-02-20","filed_date":"2004-02-24","scope":"insider"},{"id":439860,"accession":"0001179110-04-004366","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001179110-04-004366","line_url":"/filing/0001179110-04-004366#line-3","is_derivative":false,"issuer_cik":"0001085869","issuer_name":"PERFICIENT INC","issuer_ticker":"PRFT","issuer_name_source":null,"issuer_url":"/issuer/0001085869","owner_cik":"0001268713","owner_name":"MAULDIN MARK D","owner_display_name":"MAULDIN MARK D","owner_url":"/insider/0001268713","role":"Officer (CFO)","role_mark":"O","role_mark_label":"Officer (CFO)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"CFO","security_title":"Common stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":5000.0,"shares_display":"5,000","price_per_share":3.7458,"price_display":"3.75","price_state":"stated","total_value":18729.0,"total_display":"18,729.00","total_whole":"18,729","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2004-02-19","filed_date":"2004-02-23","scope":"insider"},{"id":206129,"accession":"0001179110-04-004246","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0001179110-04-004246","line_url":"/filing/0001179110-04-004246","is_derivative":false,"issuer_cik":"0001085869","issuer_name":"PERFICIENT INC","issuer_ticker":"PRFT","issuer_name_source":null,"issuer_url":"/issuer/0001085869","owner_cik":"0001268713","owner_name":"MAULDIN MARK D","owner_display_name":"MAULDIN MARK D","owner_url":"/insider/0001268713","role":"Officer (CFO)","role_mark":"O","role_mark_label":"Officer (CFO)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"CFO","security_title":"Common stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":5000.0,"shares_display":"5,000","price_per_share":3.717436,"price_display":"3.72","price_state":"stated","total_value":18587.18,"total_display":"18,587.18","total_whole":"18,587","shares_owned_after":300.0,"shares_owned_after_display":"300","ownership_form":"D","is_10b5_1":null,"transaction_date":"2004-02-18","filed_date":"2004-02-20","scope":"insider","n_lines":2},{"id":383596,"accession":"0001179110-04-004036","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001179110-04-004036","line_url":"/filing/0001179110-04-004036#line-2","is_derivative":false,"issuer_cik":"0001085869","issuer_name":"PERFICIENT INC","issuer_ticker":"PRFT","issuer_name_source":null,"issuer_url":"/issuer/0001085869","owner_cik":"0001268713","owner_name":"MAULDIN MARK D","owner_display_name":"MAULDIN MARK D","owner_url":"/insider/0001268713","role":"Officer (CFO)","role_mark":"O","role_mark_label":"Officer (CFO)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"CFO","security_title":"Common stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":5000.0,"shares_display":"5,000","price_per_share":4.0403,"price_display":"4.04","price_state":"stated","total_value":20201.5,"total_display":"20,201.50","total_whole":"20,202","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2004-02-17","filed_date":"2004-02-19","scope":"insider"}],"collapsed":true,"next_cursor":null,"ledger_fault":false,"count":{"value":7,"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":7,"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":7},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0001038074","name":"SILICON LABORATORIES INC.","url":"/issuer/0001038074","role":"Officer (CHIEF ACCOUNTING OFFICER)","n_filings":1,"first_seen":"2021-05-05","last_seen":"2021-05-05"},{"type":"issuer","type_label":"ISSUER","cik":"0001085869","name":"PERFICIENT INC","url":"/issuer/0001085869","role":"Officer (CFO)","n_filings":5,"first_seen":"2004-02-19","last_seen":"2004-02-24"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001268713","retrieved_at":"2026-08-25T03:01:21+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"}}