{"entity":{"type":"insider","cik":"0001547005","url":"/insider/0001547005","json_url":"/insider/0001547005.json","name":"Langtry Tina M","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":6,"n_filings":3,"first":"2013-08-15","last":"2020-05-14","span_basis":"filed_date"},"name_variants":[{"name":"Langtry Tina M","source":"filing","n_filings":3,"first_seen":"2013-08-15","last_seen":"2020-05-14"}],"transactions":[{"id":3166259,"accession":"0001209191-20-029198","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-20-029198","line_url":"/filing/0001209191-20-029198#line-2","is_derivative":false,"issuer_cik":"0001001115","issuer_name":"GEOSPACE TECHNOLOGIES CORP","issuer_ticker":"GEOS","issuer_name_source":null,"issuer_url":"/issuer/0001001115","owner_cik":"0001547005","owner_name":"Langtry Tina M","owner_display_name":"Langtry Tina M","owner_url":"/insider/0001547005","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":2123.0,"shares_display":"2,123","price_per_share":6.08,"price_display":"6.08","price_state":"stated","total_value":12907.84,"total_display":"12,907.84","total_whole":"12,908","shares_owned_after":12475.0,"shares_owned_after_display":"12,475","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-05-14","filed_date":"2020-05-14","scope":"insider"},{"id":3166257,"accession":"0001209191-20-029198","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-20-029198","line_url":"/filing/0001209191-20-029198#line-1","is_derivative":false,"issuer_cik":"0001001115","issuer_name":"GEOSPACE TECHNOLOGIES CORP","issuer_ticker":"GEOS","issuer_name_source":null,"issuer_url":"/issuer/0001001115","owner_cik":"0001547005","owner_name":"Langtry Tina M","owner_display_name":"Langtry Tina M","owner_url":"/insider/0001547005","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":1377.0,"shares_display":"1,377","price_per_share":6.16,"price_display":"6.16","price_state":"stated","total_value":8482.32,"total_display":"8,482.32","total_whole":"8,482","shares_owned_after":10352.0,"shares_owned_after_display":"10,352","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-05-13","filed_date":"2020-05-14","scope":"insider"},{"id":8067398,"accession":"0001209191-15-017674","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001209191-15-017674","line_url":"/filing/0001209191-15-017674","is_derivative":false,"issuer_cik":"0001001115","issuer_name":"GEOSPACE TECHNOLOGIES CORP","issuer_ticker":"GEOS","issuer_name_source":null,"issuer_url":"/issuer/0001001115","owner_cik":"0001547005","owner_name":"Langtry Tina M","owner_display_name":"Langtry Tina M","owner_url":"/insider/0001547005","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":275.0,"shares_display":"275","price_per_share":18.01181818181818,"price_display":"18.01","price_state":"stated","total_value":4953.25,"total_display":"4,953.25","total_whole":"4,953","shares_owned_after":1200.0,"shares_owned_after_display":"1,200","ownership_form":"D","is_10b5_1":null,"transaction_date":"2015-02-23","filed_date":"2015-02-24","scope":"insider","n_lines":3},{"id":4691147,"accession":"0001181431-13-044977","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001181431-13-044977","line_url":"/filing/0001181431-13-044977#line-1","is_derivative":false,"issuer_cik":"0001001115","issuer_name":"GEOSPACE TECHNOLOGIES CORP","issuer_ticker":"GEOS","issuer_name_source":null,"issuer_url":"/issuer/0001001115","owner_cik":"0001547005","owner_name":"Langtry Tina M","owner_display_name":"Langtry Tina M","owner_url":"/insider/0001547005","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, par value $.01 per share","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":100.0,"shares_display":"100","price_per_share":70.28,"price_display":"70.28","price_state":"stated","total_value":7028.0,"total_display":"7,028.00","total_whole":"7,028","shares_owned_after":100.0,"shares_owned_after_display":"100","ownership_form":"D","is_10b5_1":null,"transaction_date":"2013-08-13","filed_date":"2013-08-15","scope":"insider"}],"collapsed":true,"next_cursor":null,"ledger_fault":false,"count":{"value":6,"kind":"exact"},"open_market_only":false,"composition":{"kind":"exact","rows":[{"code":"P","label":"Open-market purchase","n":6,"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":6},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0001001115","name":"GEOSPACE TECHNOLOGIES CORP","url":"/issuer/0001001115","role":"Director","n_filings":3,"first_seen":"2013-08-15","last_seen":"2020-05-14"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001547005","retrieved_at":"2026-08-25T18:29:20+00:00","coverage":{"filings":1506293,"transactions":4290787,"issuers":28597,"insiders":152303,"first_filed_date":"2003-06-30","last_filed_date":"2026-08-24","last_ingest":"2026-08-25T05:24:19.374141+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"}}