{"filing":{"accession":"0000892251-26-000125","url":"/filing/0000892251-26-000125","form_type":"4","issuer_cik":"0001668397","issuer_name":"Medpace Holdings, Inc.","issuer_name_source":null,"issuer_ticker":"MEDP","issuer_url":"/issuer/0001668397","period_of_report":"2026-08-19","filed_date":"2026-08-21","acceptance_dt":"2026-08-21T16:13:56+00:00","acceptance_label":"2026-08-21 16:13 UTC","ingested_at":"2026-08-22T05:23:40.159918+00:00","ingested_label":"2026-08-22 05:23 UTC","schema_version":null,"source":"Layline","parse_status":"parsed","parse_ok":true,"edgar_url":"https://www.sec.gov/Archives/edgar/data/1668397/0000892251-26-000125-index.htm","day_url":"/filings/2026-08-21"},"owners":[{"owner_cik":"0001622058","owner_name":"Troendle August J.","url":"/insider/0001622058","anchor":"owner-0001622058","role":"Director, Officer (President & CEO), Ten percent owner","officer_title":"President & CEO","is_director":true,"is_officer":true,"is_ten_percent":true,"is_other":false,"filing_anchor":"/filing/0000892251-26-000125#owner-0001622058"}],"line_owners":[{"owner_name":"Troendle August J.","role":"Director, Officer (President & CEO), Ten percent owner"}],"transactions":[{"id":9300143,"accession":"0000892251-26-000125","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0000892251-26-000125","line_url":"/filing/0000892251-26-000125#line-1","is_derivative":false,"issuer_cik":"0001668397","issuer_name":"Medpace Holdings, Inc.","issuer_ticker":"MEDP","issuer_name_source":null,"issuer_url":"/issuer/0001668397","owner_cik":"0001622058","owner_name":"Troendle August J.","owner_display_name":"Troendle August J.","owner_url":"/insider/0001622058","role":"Director, Officer (President & CEO), Ten percent owner","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"President & CEO","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":15609.0,"shares_display":"15,609","price_per_share":606.47,"price_display":"606.47","price_state":"stated","total_value":9466390.23,"total_display":"9,466,390.23","total_whole":"9,466,390","shares_owned_after":588369.0,"shares_owned_after_display":"588,369","ownership_form":"D","is_10b5_1":null,"transaction_date":"2026-08-19","filed_date":"2026-08-21","scope":"global","indirect_nature":null,"deemed_execution_date":null,"conversion_or_exercise_price":null,"exercise_date":null,"expiration_date":null,"underlying_security_title":null,"underlying_shares":null,"equity_swap_involved":null,"footnote_ids":null},{"id":9300142,"accession":"0000892251-26-000125","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0000892251-26-000125","line_url":"/filing/0000892251-26-000125#line-2","is_derivative":false,"issuer_cik":"0001668397","issuer_name":"Medpace Holdings, Inc.","issuer_ticker":"MEDP","issuer_name_source":null,"issuer_url":"/issuer/0001668397","owner_cik":"0001622058","owner_name":"Troendle August J.","owner_display_name":"Troendle August J.","owner_url":"/insider/0001622058","role":"Director, Officer (President & CEO), Ten percent owner","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"President & CEO","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":27174.0,"shares_display":"27,174","price_per_share":618.79,"price_display":"618.79","price_state":"stated","total_value":16814999.46,"total_display":"16,814,999.46","total_whole":"16,814,999","shares_owned_after":561195.0,"shares_owned_after_display":"561,195","ownership_form":"D","is_10b5_1":null,"transaction_date":"2026-08-20","filed_date":"2026-08-21","scope":"global","indirect_nature":null,"deemed_execution_date":null,"conversion_or_exercise_price":null,"exercise_date":null,"expiration_date":null,"underlying_security_title":null,"underlying_shares":null,"equity_swap_involved":null,"footnote_ids":null}],"n_transactions":2,"line_constants":{"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true},"provenance":{"source_pass":"Layline","parse_status":"parsed","schema_version":null,"retrieved_at":"2026-08-22T05:23:40.159918+00:00","retrieved_label":"2026-08-22 05:23 UTC","primary_document":"https://www.sec.gov/Archives/edgar/data/1668397/0000892251-26-000125-index.htm","accepted_at":"2026-08-21T16:13:56+00:00","accepted_label":"2026-08-21 16:13 UTC"},"related":[{"accession":"0000892251-26-000124","url":"/filing/0000892251-26-000124","form_type":"4","issuer_cik":"0001668397","issuer_name":"Medpace Holdings, Inc.","issuer_name_source":null,"issuer_ticker":"MEDP","issuer_url":"/issuer/0001668397","period_of_report":"2026-08-19","filed_date":"2026-08-21","acceptance_dt":"2026-08-21T16:12:17+00:00","acceptance_label":"2026-08-21 16:12 UTC","ingested_at":"2026-08-22T05:23:40.159918+00:00","ingested_label":"2026-08-22 05:23 UTC","schema_version":null,"source":"Layline","parse_status":"parsed","parse_ok":true,"edgar_url":"https://www.sec.gov/Archives/edgar/data/1668397/0000892251-26-000124-index.htm","day_url":"/filings/2026-08-21"},{"accession":"0000892251-26-000123","url":"/filing/0000892251-26-000123","form_type":"4","issuer_cik":"0001668397","issuer_name":"Medpace Holdings, Inc.","issuer_name_source":null,"issuer_ticker":"MEDP","issuer_url":"/issuer/0001668397","period_of_report":"2026-08-19","filed_date":"2026-08-21","acceptance_dt":"2026-08-21T16:11:26+00:00","acceptance_label":"2026-08-21 16:11 UTC","ingested_at":"2026-08-22T05:23:40.159918+00:00","ingested_label":"2026-08-22 05:23 UTC","schema_version":null,"source":"Layline","parse_status":"parsed","parse_ok":true,"edgar_url":"https://www.sec.gov/Archives/edgar/data/1668397/0000892251-26-000123-index.htm","day_url":"/filings/2026-08-21"}],"related_rule":"Other filings held for the same issuer and the same period of report. This is a heuristic match, not an authoritative amendment link: the store holds no 4/A-to-original relation and the catalog does not invent one.","canonical_url":"https://ebomi.com/filing/0000892251-26-000125","retrieved_at":"2026-08-27T11:13:13+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"}}