{"entity":{"type":"insider","cik":"0001276530","url":"/insider/0001276530","json_url":"/insider/0001276530.json","name":"TRANSIT VEHICLE TECHNOLOGY INVESTMENTS INC","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":96,"n_filings":4,"first":"2004-04-13","last":"2004-04-13","span_basis":"filed_date"},"name_variants":[{"name":"TRANSIT VEHICLE TECHNOLOGY INVESTMENTS INC","source":"filing","n_filings":4,"first_seen":"2004-04-13","last_seen":"2004-04-13"}],"transactions":[{"id":661390,"accession":"0001104659-04-010017","txn_seq":6,"anchor":"line-6","filing_url":"/filing/0001104659-04-010017","line_url":"/filing/0001104659-04-010017","is_derivative":false,"issuer_cik":"0000853695","issuer_name":"DIGITAL RECORDERS INC","issuer_ticker":"TBUS","issuer_name_source":null,"issuer_url":"/issuer/0000853695","owner_cik":null,"owner_name":"TRANSIT VEHICLE TECHNOLOGY INVESTMENTS INC; CHU Y PING","owner_display_name":"TRANSIT VEHICLE TECHNOLOGY INVESTMENTS INC","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":2,"other_reporting_owners":1,"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":19290.0,"shares_display":"19,290","price_per_share":9.84789009849663,"price_display":"9.85","price_state":"stated","total_value":189965.8,"total_display":"189,965.80","total_whole":"189,966","shares_owned_after":289090.0,"shares_owned_after_display":"289,090","ownership_form":"D","is_10b5_1":null,"transaction_date":"2004-04-08","filed_date":"2004-04-13","scope":"insider","n_lines":6},{"id":388365,"accession":"0001104659-04-010014","txn_seq":30,"anchor":"line-30","filing_url":"/filing/0001104659-04-010014","line_url":"/filing/0001104659-04-010014","is_derivative":false,"issuer_cik":"0000853695","issuer_name":"DIGITAL RECORDERS INC","issuer_ticker":"TBUS","issuer_name_source":null,"issuer_url":"/issuer/0000853695","owner_cik":null,"owner_name":"TRANSIT VEHICLE TECHNOLOGY INVESTMENTS INC; CHU Y PING","owner_display_name":"TRANSIT VEHICLE TECHNOLOGY INVESTMENTS INC","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":2,"other_reporting_owners":1,"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":10400.0,"shares_display":"10,400","price_per_share":7.5036538461538465,"price_display":"7.50","price_state":"stated","total_value":78038.0,"total_display":"78,038.00","total_whole":"78,038","shares_owned_after":426100.0,"shares_owned_after_display":"426,100","ownership_form":"D","is_10b5_1":null,"transaction_date":"2004-04-08","filed_date":"2004-04-13","scope":"insider","n_lines":8},{"id":244772,"accession":"0001104659-04-010015","txn_seq":30,"anchor":"line-30","filing_url":"/filing/0001104659-04-010015","line_url":"/filing/0001104659-04-010015","is_derivative":false,"issuer_cik":"0000853695","issuer_name":"DIGITAL RECORDERS INC","issuer_ticker":"TBUS","issuer_name_source":null,"issuer_url":"/issuer/0000853695","owner_cik":null,"owner_name":"CHU Y PING; TRANSIT VEHICLE TECHNOLOGY INVESTMENTS INC","owner_display_name":"CHU Y PING","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":2,"other_reporting_owners":1,"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":67100.0,"shares_display":"67,100","price_per_share":8.866994038748137,"price_display":"8.87","price_state":"stated","total_value":594975.3,"total_display":"594,975.30","total_whole":"594,975","shares_owned_after":377900.0,"shares_owned_after_display":"377,900","ownership_form":"D","is_10b5_1":null,"transaction_date":"2004-04-08","filed_date":"2004-04-13","scope":"insider","n_lines":30},{"id":235681,"accession":"0001104659-04-010016","txn_seq":30,"anchor":"line-30","filing_url":"/filing/0001104659-04-010016","line_url":"/filing/0001104659-04-010016#line-30","is_derivative":false,"issuer_cik":"0000853695","issuer_name":"DIGITAL RECORDERS INC","issuer_ticker":"TBUS","issuer_name_source":null,"issuer_url":"/issuer/0000853695","owner_cik":null,"owner_name":"CHU Y PING; TRANSIT VEHICLE TECHNOLOGY INVESTMENTS INC","owner_display_name":"CHU Y PING","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":2,"other_reporting_owners":1,"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":8700.0,"shares_display":"8,700","price_per_share":9.3,"price_display":"9.30","price_state":"stated","total_value":80910.0,"total_display":"80,910.00","total_whole":"80,910","shares_owned_after":334400.0,"shares_owned_after_display":"334,400","ownership_form":"D","is_10b5_1":null,"transaction_date":"2004-04-08","filed_date":"2004-04-13","scope":"insider"},{"id":235680,"accession":"0001104659-04-010016","txn_seq":29,"anchor":"line-29","filing_url":"/filing/0001104659-04-010016","line_url":"/filing/0001104659-04-010016#line-29","is_derivative":false,"issuer_cik":"0000853695","issuer_name":"DIGITAL RECORDERS INC","issuer_ticker":"TBUS","issuer_name_source":null,"issuer_url":"/issuer/0000853695","owner_cik":null,"owner_name":"CHU Y PING; TRANSIT VEHICLE TECHNOLOGY INVESTMENTS INC","owner_display_name":"CHU Y PING","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":2,"other_reporting_owners":1,"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":6100.0,"shares_display":"6,100","price_per_share":9.5,"price_display":"9.50","price_state":"stated","total_value":57950.0,"total_display":"57,950.00","total_whole":"57,950","shares_owned_after":316200.0,"shares_owned_after_display":"316,200","ownership_form":"D","is_10b5_1":null,"transaction_date":"2004-04-08","filed_date":"2004-04-13","scope":"insider"},{"id":235679,"accession":"0001104659-04-010016","txn_seq":28,"anchor":"line-28","filing_url":"/filing/0001104659-04-010016","line_url":"/filing/0001104659-04-010016#line-28","is_derivative":false,"issuer_cik":"0000853695","issuer_name":"DIGITAL RECORDERS INC","issuer_ticker":"TBUS","issuer_name_source":null,"issuer_url":"/issuer/0000853695","owner_cik":null,"owner_name":"CHU Y PING; TRANSIT VEHICLE TECHNOLOGY INVESTMENTS INC","owner_display_name":"CHU Y PING","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":2,"other_reporting_owners":1,"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":5000.0,"shares_display":"5,000","price_per_share":9.7,"price_display":"9.70","price_state":"stated","total_value":48500.0,"total_display":"48,500.00","total_whole":"48,500","shares_owned_after":302100.0,"shares_owned_after_display":"302,100","ownership_form":"D","is_10b5_1":null,"transaction_date":"2004-04-08","filed_date":"2004-04-13","scope":"insider"},{"id":235678,"accession":"0001104659-04-010016","txn_seq":27,"anchor":"line-27","filing_url":"/filing/0001104659-04-010016","line_url":"/filing/0001104659-04-010016#line-27","is_derivative":false,"issuer_cik":"0000853695","issuer_name":"DIGITAL RECORDERS INC","issuer_ticker":"TBUS","issuer_name_source":null,"issuer_url":"/issuer/0000853695","owner_cik":null,"owner_name":"CHU Y PING; TRANSIT VEHICLE TECHNOLOGY INVESTMENTS INC","owner_display_name":"CHU Y PING","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":2,"other_reporting_owners":1,"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":4400.0,"shares_display":"4,400","price_per_share":9.45,"price_display":"9.45","price_state":"stated","total_value":41580.0,"total_display":"41,580.00","total_whole":"41,580","shares_owned_after":322300.0,"shares_owned_after_display":"322,300","ownership_form":"D","is_10b5_1":null,"transaction_date":"2004-04-08","filed_date":"2004-04-13","scope":"insider"},{"id":235677,"accession":"0001104659-04-010016","txn_seq":26,"anchor":"line-26","filing_url":"/filing/0001104659-04-010016","line_url":"/filing/0001104659-04-010016#line-26","is_derivative":false,"issuer_cik":"0000853695","issuer_name":"DIGITAL RECORDERS INC","issuer_ticker":"TBUS","issuer_name_source":null,"issuer_url":"/issuer/0000853695","owner_cik":null,"owner_name":"CHU Y PING; TRANSIT VEHICLE TECHNOLOGY INVESTMENTS INC","owner_display_name":"CHU Y PING","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":2,"other_reporting_owners":1,"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":4000.0,"shares_display":"4,000","price_per_share":9.55,"price_display":"9.55","price_state":"stated","total_value":38200.0,"total_display":"38,200.00","total_whole":"38,200","shares_owned_after":311200.0,"shares_owned_after_display":"311,200","ownership_form":"D","is_10b5_1":null,"transaction_date":"2004-04-08","filed_date":"2004-04-13","scope":"insider"},{"id":235676,"accession":"0001104659-04-010016","txn_seq":25,"anchor":"line-25","filing_url":"/filing/0001104659-04-010016","line_url":"/filing/0001104659-04-010016#line-25","is_derivative":false,"issuer_cik":"0000853695","issuer_name":"DIGITAL RECORDERS INC","issuer_ticker":"TBUS","issuer_name_source":null,"issuer_url":"/issuer/0000853695","owner_cik":null,"owner_name":"CHU Y PING; TRANSIT VEHICLE TECHNOLOGY INVESTMENTS INC","owner_display_name":"CHU Y PING","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":2,"other_reporting_owners":1,"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":3000.0,"shares_display":"3,000","price_per_share":9.21,"price_display":"9.21","price_state":"stated","total_value":27630.0,"total_display":"27,630.00","total_whole":"27,630","shares_owned_after":347100.0,"shares_owned_after_display":"347,100","ownership_form":"D","is_10b5_1":null,"transaction_date":"2004-04-08","filed_date":"2004-04-13","scope":"insider"}],"collapsed":true,"next_cursor":"2004-04-08|235676","ledger_fault":false,"count":{"value":0,"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":0,"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":0},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0000853695","name":"DIGITAL RECORDERS INC","url":"/issuer/0000853695","role":"Ten percent owner","n_filings":4,"first_seen":"2004-04-13","last_seen":"2004-04-13"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001276530","retrieved_at":"2026-08-23T07:00:46+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"}}