{"entity":{"type":"insider","cik":"0001297251","url":"/insider/0001297251","json_url":"/insider/0001297251.json","name":"Dockhorn David W","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":16,"n_filings":12,"first":"2004-11-24","last":"2018-01-02","span_basis":"filed_date"},"name_variants":[{"name":"Dockhorn David W","source":"filing","n_filings":12,"first_seen":"2004-11-24","last_seen":"2018-01-02"}],"transactions":[{"id":6493662,"accession":"0001104659-18-000222","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001104659-18-000222","line_url":"/filing/0001104659-18-000222","is_derivative":false,"issuer_cik":"0001297251","issuer_name":"PRA Health Sciences, Inc.","issuer_ticker":"PRAH","issuer_name_source":null,"issuer_url":"/issuer/0001297251","owner_cik":"0001297251","owner_name":"Dockhorn David W","owner_display_name":"Dockhorn David W","owner_url":"/insider/0001297251","role":"Officer (Executive Vice President & CCO)","role_mark":"O","role_mark_label":"Officer (Executive Vice President & CCO)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Executive Vice President & CCO","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":72850.0,"shares_display":"72,850","price_per_share":90.83384021962938,"price_display":"90.83","price_state":"stated","total_value":6617245.26,"total_display":"6,617,245.26","total_whole":"6,617,245","shares_owned_after":4236.0,"shares_owned_after_display":"4,236","ownership_form":"D","is_10b5_1":null,"transaction_date":"2017-12-28","filed_date":"2018-01-02","scope":"insider","n_lines":2},{"id":4696398,"accession":"0001104659-17-019996","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0001104659-17-019996","line_url":"/filing/0001104659-17-019996","is_derivative":false,"issuer_cik":"0001297251","issuer_name":"PRA Health Sciences, Inc.","issuer_ticker":"PRAH","issuer_name_source":null,"issuer_url":"/issuer/0001297251","owner_cik":"0001297251","owner_name":"Dockhorn David W","owner_display_name":"Dockhorn David W","owner_url":"/insider/0001297251","role":"Officer (Executive Vice President & CCO)","role_mark":"O","role_mark_label":"Officer (Executive Vice President & CCO)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Executive Vice President & CCO","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":85182.0,"shares_display":"85,182","price_per_share":62.0,"price_display":"62.00","price_state":"stated","total_value":5281284.0,"total_display":"5,281,284.00","total_whole":"5,281,284","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2017-03-27","filed_date":"2017-03-29","scope":"insider","n_lines":2},{"id":2724110,"accession":"0001104659-16-139755","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001104659-16-139755","line_url":"/filing/0001104659-16-139755#line-1","is_derivative":false,"issuer_cik":"0001297251","issuer_name":"PRA Health Sciences, Inc.","issuer_ticker":"PRAH","issuer_name_source":null,"issuer_url":"/issuer/0001297251","owner_cik":"0001297251","owner_name":"Dockhorn David W","owner_display_name":"Dockhorn David W","owner_url":"/insider/0001297251","role":"Officer (Executive VP & CCO)","role_mark":"O","role_mark_label":"Officer (Executive VP & CCO)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Executive VP & CCO","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":107257.0,"shares_display":"107,257","price_per_share":49.0,"price_display":"49.00","price_state":"stated","total_value":5255593.0,"total_display":"5,255,593.00","total_whole":"5,255,593","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2016-08-12","filed_date":"2016-08-15","scope":"insider"},{"id":4680543,"accession":"0001209191-06-059704","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-06-059704","line_url":"/filing/0001209191-06-059704#line-1","is_derivative":false,"issuer_cik":"0001293243","issuer_name":"PRA International","issuer_ticker":"PRAI","issuer_name_source":null,"issuer_url":"/issuer/0001293243","owner_cik":"0001297251","owner_name":"Dockhorn David W","owner_display_name":"Dockhorn David W","owner_url":"/insider/0001297251","role":"Officer (EVP Global Clinical Operations)","role_mark":"O","role_mark_label":"Officer (EVP Global Clinical Operations)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP Global Clinical Operations","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":12500.0,"shares_display":"12,500","price_per_share":30.0,"price_display":"30.00","price_state":"stated","total_value":375000.0,"total_display":"375,000.00","total_whole":"375,000","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2006-11-15","filed_date":"2006-11-16","scope":"insider"},{"id":4674462,"accession":"0001209191-06-059313","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001209191-06-059313","line_url":"/filing/0001209191-06-059313#line-3","is_derivative":false,"issuer_cik":"0001293243","issuer_name":"PRA International","issuer_ticker":"PRAI","issuer_name_source":null,"issuer_url":"/issuer/0001293243","owner_cik":"0001297251","owner_name":"Dockhorn David W","owner_display_name":"Dockhorn David W","owner_url":"/insider/0001297251","role":"Officer (EVP Global Clinical Operations)","role_mark":"O","role_mark_label":"Officer (EVP Global Clinical Operations)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP Global Clinical Operations","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":24500.0,"shares_display":"24,500","price_per_share":30.0,"price_display":"30.00","price_state":"stated","total_value":735000.0,"total_display":"735,000.00","total_whole":"735,000","shares_owned_after":12500.0,"shares_owned_after_display":"12,500","ownership_form":"D","is_10b5_1":null,"transaction_date":"2006-11-14","filed_date":"2006-11-14","scope":"insider"},{"id":4674458,"accession":"0001209191-06-059313","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-06-059313","line_url":"/filing/0001209191-06-059313#line-2","is_derivative":false,"issuer_cik":"0001293243","issuer_name":"PRA International","issuer_ticker":"PRAI","issuer_name_source":null,"issuer_url":"/issuer/0001293243","owner_cik":"0001297251","owner_name":"Dockhorn David W","owner_display_name":"Dockhorn David W","owner_url":"/insider/0001297251","role":"Officer (EVP Global Clinical Operations)","role_mark":"O","role_mark_label":"Officer (EVP Global Clinical Operations)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP Global Clinical Operations","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":2000.0,"shares_display":"2,000","price_per_share":30.01,"price_display":"30.01","price_state":"stated","total_value":60020.0,"total_display":"60,020.00","total_whole":"60,020","shares_owned_after":37000.0,"shares_owned_after_display":"37,000","ownership_form":"D","is_10b5_1":null,"transaction_date":"2006-11-13","filed_date":"2006-11-14","scope":"insider"},{"id":4674450,"accession":"0001209191-06-059313","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-06-059313","line_url":"/filing/0001209191-06-059313#line-1","is_derivative":false,"issuer_cik":"0001293243","issuer_name":"PRA International","issuer_ticker":"PRAI","issuer_name_source":null,"issuer_url":"/issuer/0001293243","owner_cik":"0001297251","owner_name":"Dockhorn David W","owner_display_name":"Dockhorn David W","owner_url":"/insider/0001297251","role":"Officer (EVP Global Clinical Operations)","role_mark":"O","role_mark_label":"Officer (EVP Global Clinical Operations)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP Global Clinical Operations","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":12100.0,"shares_display":"12,100","price_per_share":30.0,"price_display":"30.00","price_state":"stated","total_value":363000.0,"total_display":"363,000.00","total_whole":"363,000","shares_owned_after":39000.0,"shares_owned_after_display":"39,000","ownership_form":"D","is_10b5_1":null,"transaction_date":"2006-11-10","filed_date":"2006-11-14","scope":"insider"},{"id":5260634,"accession":"0001209191-06-058629","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-06-058629","line_url":"/filing/0001209191-06-058629#line-1","is_derivative":false,"issuer_cik":"0001293243","issuer_name":"PRA International","issuer_ticker":"PRAI","issuer_name_source":null,"issuer_url":"/issuer/0001293243","owner_cik":"0001297251","owner_name":"Dockhorn David W","owner_display_name":"Dockhorn David W","owner_url":"/insider/0001297251","role":"Officer (EVP Global Clinical Operations)","role_mark":"O","role_mark_label":"Officer (EVP Global Clinical Operations)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP Global Clinical Operations","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":30.0,"price_display":"30.00","price_state":"stated","total_value":120000.0,"total_display":"120,000.00","total_whole":"120,000","shares_owned_after":51100.0,"shares_owned_after_display":"51,100","ownership_form":"D","is_10b5_1":null,"transaction_date":"2006-11-07","filed_date":"2006-11-09","scope":"insider"},{"id":4018476,"accession":"0001209191-06-056953","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-06-056953","line_url":"/filing/0001209191-06-056953#line-1","is_derivative":false,"issuer_cik":"0001293243","issuer_name":"PRA International","issuer_ticker":"PRAI","issuer_name_source":null,"issuer_url":"/issuer/0001293243","owner_cik":"0001297251","owner_name":"Dockhorn David W","owner_display_name":"Dockhorn David W","owner_url":"/insider/0001297251","role":"Officer (EVP Global Clinical Operations)","role_mark":"O","role_mark_label":"Officer (EVP Global Clinical Operations)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP Global Clinical Operations","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":7500.0,"shares_display":"7,500","price_per_share":30.2322,"price_display":"30.23","price_state":"stated","total_value":226741.5,"total_display":"226,741.50","total_whole":"226,742","shares_owned_after":55100.0,"shares_owned_after_display":"55,100","ownership_form":"D","is_10b5_1":null,"transaction_date":"2006-10-30","filed_date":"2006-11-01","scope":"insider"},{"id":4028328,"accession":"0001209191-06-023164","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-06-023164","line_url":"/filing/0001209191-06-023164#line-1","is_derivative":false,"issuer_cik":"0001293243","issuer_name":"PRA International","issuer_ticker":"PRAI","issuer_name_source":null,"issuer_url":"/issuer/0001293243","owner_cik":"0001297251","owner_name":"Dockhorn David W","owner_display_name":"Dockhorn David W","owner_url":"/insider/0001297251","role":"Officer (EVP Global Clinical Operations)","role_mark":"O","role_mark_label":"Officer (EVP Global Clinical Operations)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP Global Clinical Operations","security_title":"Common stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":7000.0,"shares_display":"7,000","price_per_share":27.0,"price_display":"27.00","price_state":"stated","total_value":189000.0,"total_display":"189,000.00","total_whole":"189,000","shares_owned_after":62600.0,"shares_owned_after_display":"62,600","ownership_form":"D","is_10b5_1":null,"transaction_date":"2006-04-07","filed_date":"2006-04-10","scope":"insider"},{"id":3169894,"accession":"0001209191-06-017349","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-06-017349","line_url":"/filing/0001209191-06-017349#line-1","is_derivative":false,"issuer_cik":"0001293243","issuer_name":"PRA International","issuer_ticker":"PRAI","issuer_name_source":null,"issuer_url":"/issuer/0001293243","owner_cik":"0001297251","owner_name":"Dockhorn David W","owner_display_name":"Dockhorn David W","owner_url":"/insider/0001297251","role":"Officer (EVP Global Clinical Operations)","role_mark":"O","role_mark_label":"Officer (EVP Global Clinical Operations)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP Global Clinical Operations","security_title":"Common stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":26000.0,"shares_display":"26,000","price_per_share":27.5615,"price_display":"27.56","price_state":"stated","total_value":716599.0,"total_display":"716,599.00","total_whole":"716,599","shares_owned_after":69600.0,"shares_owned_after_display":"69,600","ownership_form":"D","is_10b5_1":null,"transaction_date":"2006-03-13","filed_date":"2006-03-14","scope":"insider"},{"id":4964570,"accession":"0001209191-06-017127","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-06-017127","line_url":"/filing/0001209191-06-017127#line-1","is_derivative":false,"issuer_cik":"0001293243","issuer_name":"PRA International","issuer_ticker":"PRAI","issuer_name_source":null,"issuer_url":"/issuer/0001293243","owner_cik":"0001297251","owner_name":"Dockhorn David W","owner_display_name":"Dockhorn David W","owner_url":"/insider/0001297251","role":"Officer (EVP Global Clinical Operations)","role_mark":"O","role_mark_label":"Officer (EVP Global Clinical Operations)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP Global Clinical Operations","security_title":"Common stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":27000.0,"shares_display":"27,000","price_per_share":27.5259,"price_display":"27.53","price_state":"stated","total_value":743199.3,"total_display":"743,199.30","total_whole":"743,199","shares_owned_after":95600.0,"shares_owned_after_display":"95,600","ownership_form":"D","is_10b5_1":null,"transaction_date":"2006-03-10","filed_date":"2006-03-13","scope":"insider"},{"id":1432261,"accession":"0001209191-05-032853","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-05-032853","line_url":"/filing/0001209191-05-032853#line-1","is_derivative":false,"issuer_cik":"0001293243","issuer_name":"PRA International","issuer_ticker":"PRAI","issuer_name_source":null,"issuer_url":"/issuer/0001293243","owner_cik":"0001297251","owner_name":"Dockhorn David W","owner_display_name":"Dockhorn David W","owner_url":"/insider/0001297251","role":"Officer (EVP Global Clinical Operations)","role_mark":"O","role_mark_label":"Officer (EVP Global Clinical Operations)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP Global Clinical Operations","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":35000.0,"shares_display":"35,000","price_per_share":23.5,"price_display":"23.50","price_state":"stated","total_value":822500.0,"total_display":"822,500.00","total_whole":"822,500","shares_owned_after":122600.0,"shares_owned_after_display":"122,600","ownership_form":"D","is_10b5_1":null,"transaction_date":"2005-06-20","filed_date":"2005-06-20","scope":"insider"},{"id":215361,"accession":"0001209191-04-054717","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-04-054717","line_url":"/filing/0001209191-04-054717#line-1","is_derivative":false,"issuer_cik":"0001293243","issuer_name":"PRA International","issuer_ticker":"PRAI","issuer_name_source":null,"issuer_url":"/issuer/0001293243","owner_cik":"0001297251","owner_name":"Dockhorn David W","owner_display_name":"Dockhorn David W","owner_url":"/insider/0001297251","role":"Officer (EVP Global Clinical Operations)","role_mark":"O","role_mark_label":"Officer (EVP Global Clinical Operations)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP Global Clinical Operations","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":49958.0,"shares_display":"49,958","price_per_share":19.0,"price_display":"19.00","price_state":"stated","total_value":949202.0,"total_display":"949,202.00","total_whole":"949,202","shares_owned_after":138126.0,"shares_owned_after_display":"138,126","ownership_form":"D","is_10b5_1":null,"transaction_date":"2004-11-23","filed_date":"2004-11-24","scope":"insider"}],"collapsed":true,"next_cursor":null,"ledger_fault":false,"count":{"value":16,"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":16,"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":16},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0001613859","name":"PRA Health Sciences, Inc.","url":"/issuer/0001613859","role":"Officer (Executive Vice President & CCO)","n_filings":3,"first_seen":"2016-08-15","last_seen":"2018-01-02"},{"type":"issuer","type_label":"ISSUER","cik":"0001293243","name":"PRA International","url":"/issuer/0001293243","role":"Officer (EVP Global Clinical Operations)","n_filings":9,"first_seen":"2004-11-24","last_seen":"2006-11-16"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001297251","retrieved_at":"2026-08-27T12:04:31+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"}}