{"entity":{"type":"insider","cik":"0001579382","url":"/insider/0001579382","json_url":"/insider/0001579382.json","name":"Sofinnova HealthQuest Partners, L.P.","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":12,"n_filings":8,"first":"2019-07-31","last":"2020-05-19","span_basis":"filed_date"},"name_variants":[{"name":"Sofinnova HealthQuest Partners, L.P.","source":"filing","n_filings":8,"first_seen":"2019-07-31","last_seen":"2020-05-19"}],"transactions":[{"id":9223518,"accession":"0001104659-20-063888","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001104659-20-063888","line_url":"/filing/0001104659-20-063888","is_derivative":false,"issuer_cik":"0001435183","issuer_name":"CASTLE BIOSCIENCES INC","issuer_ticker":"CSTL","issuer_name_source":null,"issuer_url":"/issuer/0001435183","owner_cik":null,"owner_name":"HealthQuest Venture Management, L.L.C.; Kong Garheng; Sofinnova HealthQuest Partners, L.P.","owner_display_name":"HealthQuest Venture Management, L.L.C.","owner_url":null,"role":"Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"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":250000.0,"shares_display":"250,000","price_per_share":34.49836,"price_display":"34.50","price_state":"stated","total_value":8624590.0,"total_display":"8,624,590.00","total_whole":"8,624,590","shares_owned_after":1633577.0,"shares_owned_after_display":"1,633,577","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-05-12","filed_date":"2020-05-19","scope":"insider","n_lines":3},{"id":3328490,"accession":"0001104659-20-061078","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001104659-20-061078","line_url":"/filing/0001104659-20-061078#line-1","is_derivative":false,"issuer_cik":"0001435183","issuer_name":"CASTLE BIOSCIENCES INC","issuer_ticker":"CSTL","issuer_name_source":null,"issuer_url":"/issuer/0001435183","owner_cik":null,"owner_name":"Sofinnova HealthQuest Partners, L.P.; Kong Garheng; HealthQuest Venture Management, L.L.C.","owner_display_name":"Sofinnova HealthQuest Partners, L.P.","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"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":250000.0,"shares_display":"250,000","price_per_share":34.4984,"price_display":"34.50","price_state":"stated","total_value":8624600.0,"total_display":"8,624,600.00","total_whole":"8,624,600","shares_owned_after":1433577.0,"shares_owned_after_display":"1,433,577","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-05-12","filed_date":"2020-05-14","scope":"insider"},{"id":2742717,"accession":"0001104659-20-023968","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001104659-20-023968","line_url":"/filing/0001104659-20-023968#line-1","is_derivative":false,"issuer_cik":"0001435183","issuer_name":"CASTLE BIOSCIENCES INC","issuer_ticker":"CSTL","issuer_name_source":null,"issuer_url":"/issuer/0001435183","owner_cik":null,"owner_name":"Kong Garheng; Sofinnova HealthQuest Partners, L.P.; HealthQuest Venture Management, L.L.C.","owner_display_name":"Kong Garheng","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"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":25000.0,"shares_display":"25,000","price_per_share":32.03,"price_display":"32.03","price_state":"stated","total_value":800750.0,"total_display":"800,750.00","total_whole":"800,750","shares_owned_after":1683577.0,"shares_owned_after_display":"1,683,577","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-02-19","filed_date":"2020-02-21","scope":"insider"},{"id":2212524,"accession":"0001104659-20-022494","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001104659-20-022494","line_url":"/filing/0001104659-20-022494#line-1","is_derivative":false,"issuer_cik":"0001435183","issuer_name":"CASTLE BIOSCIENCES INC","issuer_ticker":"CSTL","issuer_name_source":null,"issuer_url":"/issuer/0001435183","owner_cik":null,"owner_name":"Sofinnova HealthQuest Partners, L.P.; Kong Garheng; HealthQuest Venture Management, L.L.C.","owner_display_name":"Sofinnova HealthQuest Partners, L.P.","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"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":25000.0,"shares_display":"25,000","price_per_share":32.01,"price_display":"32.01","price_state":"stated","total_value":800250.0,"total_display":"800,250.00","total_whole":"800,250","shares_owned_after":1708577.0,"shares_owned_after_display":"1,708,577","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-02-13","filed_date":"2020-02-18","scope":"insider"},{"id":2251312,"accession":"0001104659-20-014010","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001104659-20-014010","line_url":"/filing/0001104659-20-014010#line-1","is_derivative":false,"issuer_cik":"0001435183","issuer_name":"CASTLE BIOSCIENCES INC","issuer_ticker":"CSTL","issuer_name_source":null,"issuer_url":"/issuer/0001435183","owner_cik":null,"owner_name":"HealthQuest Venture Management, L.L.C.; Sofinnova HealthQuest Partners, L.P.; Kong Garheng","owner_display_name":"HealthQuest Venture Management, L.L.C.","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"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":25000.0,"shares_display":"25,000","price_per_share":31.03,"price_display":"31.03","price_state":"stated","total_value":775750.0,"total_display":"775,750.00","total_whole":"775,750","shares_owned_after":1733577.0,"shares_owned_after_display":"1,733,577","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-02-06","filed_date":"2020-02-10","scope":"insider"},{"id":3207244,"accession":"0001104659-20-010543","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001104659-20-010543","line_url":"/filing/0001104659-20-010543#line-2","is_derivative":false,"issuer_cik":"0001435183","issuer_name":"CASTLE BIOSCIENCES INC","issuer_ticker":"CSTL","issuer_name_source":null,"issuer_url":"/issuer/0001435183","owner_cik":null,"owner_name":"HealthQuest Venture Management, L.L.C.; Sofinnova HealthQuest Partners, L.P.; Kong Garheng","owner_display_name":"HealthQuest Venture Management, L.L.C.","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"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":25000.0,"shares_display":"25,000","price_per_share":31.061,"price_display":"31.06","price_state":"stated","total_value":776525.0,"total_display":"776,525.00","total_whole":"776,525","shares_owned_after":1758577.0,"shares_owned_after_display":"1,758,577","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-02-03","filed_date":"2020-02-04","scope":"insider"},{"id":3207238,"accession":"0001104659-20-010543","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001104659-20-010543","line_url":"/filing/0001104659-20-010543#line-1","is_derivative":false,"issuer_cik":"0001435183","issuer_name":"CASTLE BIOSCIENCES INC","issuer_ticker":"CSTL","issuer_name_source":null,"issuer_url":"/issuer/0001435183","owner_cik":null,"owner_name":"HealthQuest Venture Management, L.L.C.; Sofinnova HealthQuest Partners, L.P.; Kong Garheng","owner_display_name":"HealthQuest Venture Management, L.L.C.","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"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":25000.0,"shares_display":"25,000","price_per_share":30.0155,"price_display":"30.02","price_state":"stated","total_value":750387.5,"total_display":"750,387.50","total_whole":"750,388","shares_owned_after":1783577.0,"shares_owned_after_display":"1,783,577","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-01-31","filed_date":"2020-02-04","scope":"insider"},{"id":3129715,"accession":"0001104659-20-008862","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001104659-20-008862","line_url":"/filing/0001104659-20-008862#line-1","is_derivative":false,"issuer_cik":"0001435183","issuer_name":"CASTLE BIOSCIENCES INC","issuer_ticker":"CSTL","issuer_name_source":null,"issuer_url":"/issuer/0001435183","owner_cik":null,"owner_name":"HealthQuest Venture Management, L.L.C.; Kong Garheng; Sofinnova HealthQuest Partners, L.P.","owner_display_name":"HealthQuest Venture Management, L.L.C.","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"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":25000.0,"shares_display":"25,000","price_per_share":30.0197,"price_display":"30.02","price_state":"stated","total_value":750492.5,"total_display":"750,492.50","total_whole":"750,493","shares_owned_after":1808577.0,"shares_owned_after_display":"1,808,577","ownership_form":"D","is_10b5_1":null,"transaction_date":"2020-01-28","filed_date":"2020-01-30","scope":"insider"},{"id":8386253,"accession":"0001144204-19-037023","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0001144204-19-037023","line_url":"/filing/0001144204-19-037023#line-4","is_derivative":false,"issuer_cik":"0001435183","issuer_name":"CASTLE BIOSCIENCES INC","issuer_ticker":"CSTL","issuer_name_source":null,"issuer_url":"/issuer/0001435183","owner_cik":null,"owner_name":"Sofinnova HealthQuest Partners, L.P.; HealthQuest Venture Management, L.L.C.; Kong Garheng","owner_display_name":"Sofinnova HealthQuest Partners, L.P.","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"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":9.0,"shares_display":"9","price_per_share":16.0,"price_display":"16.00","price_state":"stated","total_value":144.0,"total_display":"144.00","total_whole":"144","shares_owned_after":1771077.0,"shares_owned_after_display":"1,771,077","ownership_form":"D","is_10b5_1":null,"transaction_date":"2019-07-29","filed_date":"2019-07-31","scope":"insider"},{"id":8386248,"accession":"0001144204-19-037023","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001144204-19-037023","line_url":"/filing/0001144204-19-037023#line-3","is_derivative":false,"issuer_cik":"0001435183","issuer_name":"CASTLE BIOSCIENCES INC","issuer_ticker":"CSTL","issuer_name_source":null,"issuer_url":"/issuer/0001435183","owner_cik":null,"owner_name":"Sofinnova HealthQuest Partners, L.P.; HealthQuest Venture Management, L.L.C.; Kong Garheng","owner_display_name":"Sofinnova HealthQuest Partners, L.P.","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":3,"other_reporting_owners":2,"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":62500.0,"shares_display":"62,500","price_per_share":16.0,"price_display":"16.00","price_state":"stated","total_value":1000000.0,"total_display":"1,000,000.00","total_whole":"1,000,000","shares_owned_after":1833577.0,"shares_owned_after_display":"1,833,577","ownership_form":"D","is_10b5_1":null,"transaction_date":"2019-07-29","filed_date":"2019-07-31","scope":"insider"}],"collapsed":true,"next_cursor":null,"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":"0001447362","name":"CASTLE BIOSCIENCES INC","url":"/issuer/0001447362","role":"Ten percent owner, Other","n_filings":8,"first_seen":"2019-07-31","last_seen":"2020-05-19"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001579382","retrieved_at":"2026-08-22T17:52:47+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"}}