{"transactions":[{"id":3142559,"issuer":{"id":359,"kind":"organization","name":"CASTLE BIOSCIENCES INC","symbol":"CSTL"},"owners":[{"id":149099,"kind":"organization","name":"Sofinnova HealthQuest Partners, L.P.","position":1,"cik":"0001579382","reported_name":"Sofinnova HealthQuest Partners, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"See Remarks"}},{"id":149100,"kind":"organization","name":"HealthQuest Venture Management, L.L.C.","position":2,"cik":"0001783696","reported_name":"HealthQuest Venture Management, L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"See Remarks"}},{"id":40892,"kind":"person","name":"Kong Garheng","position":3,"cik":"0001435183","reported_name":"Kong Garheng","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"See Remarks"}}],"security":"Common Stock","published_at":"2020-05-19T23:29:43.000Z","date":"2020-05-12","kind":"sale","acquired":false,"shares":100000,"price":35.4737,"value":3547370.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Sofinnova Healthquest Partners, L.P. on December 17, 2019."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Represents the weighted-average sale price per share of a series of transactions, all of which were executed on May 12, 2020. The actual sale prices ranged from a low of $35.175 to a high of $35.665, inclusive. Each Reporting Person undertakes to provide upon request of the SEC Staff, Castle Biosciences, Inc. or a Castle Biosciences, Inc. security holder full information regarding the number of shares sold at each price within the range."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"The shares are directly held by Sofinnova HealthQuest Partners, L.P. (\"HealthQuest\"). HealthQuest Venture Management, L.L.C. (\"HQVM\"), the general partner of HealthQuest, and Garheng Kong, the managing member of HQVM, may be deemed to have sole voting and dispositive power with respect to the shares held of record by HealthQuest. Mr. Kong and HQVM disclaim beneficial ownership over all shares owned by HealthQuest except to the extent of any pecuniary interest therein."}],"balance_after":1433577,"source":{"system":"sec-edgar","filing":"0001104659-20-063888","document":"tm2019858-1_4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1447362/000110465920063888/tm2019858-1_4a.xml","form_type":"4/A","original_submission_date":"2020-05-14"}},{"id":3142558,"issuer":{"id":359,"kind":"organization","name":"CASTLE BIOSCIENCES INC","symbol":"CSTL"},"owners":[{"id":149099,"kind":"organization","name":"Sofinnova HealthQuest Partners, L.P.","position":1,"cik":"0001579382","reported_name":"Sofinnova HealthQuest Partners, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"See Remarks"}},{"id":149100,"kind":"organization","name":"HealthQuest Venture Management, L.L.C.","position":2,"cik":"0001783696","reported_name":"HealthQuest Venture Management, L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"See Remarks"}},{"id":40892,"kind":"person","name":"Kong Garheng","position":3,"cik":"0001435183","reported_name":"Kong Garheng","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"See Remarks"}}],"security":"Common Stock","published_at":"2020-05-19T23:29:43.000Z","date":"2020-05-12","kind":"sale","acquired":false,"shares":100000,"price":34.2537,"value":3425370.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Sofinnova Healthquest Partners, L.P. on December 17, 2019."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"Represents the weighted-average sale price per share of a series of transactions, all of which were executed on May 12, 2020. The actual sale prices ranged from a low of $34.0861 to a high of $34.6399, inclusive. Each Reporting Person undertakes to provide upon request of the SEC Staff, Castle Biosciences, Inc. or a Castle Biosciences, Inc. security holder full information regarding the number of shares sold at each price within the range."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"The shares are directly held by Sofinnova HealthQuest Partners, L.P. (\"HealthQuest\"). HealthQuest Venture Management, L.L.C. (\"HQVM\"), the general partner of HealthQuest, and Garheng Kong, the managing member of HQVM, may be deemed to have sole voting and dispositive power with respect to the shares held of record by HealthQuest. Mr. Kong and HQVM disclaim beneficial ownership over all shares owned by HealthQuest except to the extent of any pecuniary interest therein."}],"balance_after":1533577,"source":{"system":"sec-edgar","filing":"0001104659-20-063888","document":"tm2019858-1_4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1447362/000110465920063888/tm2019858-1_4a.xml","form_type":"4/A","original_submission_date":"2020-05-14"}},{"id":3142557,"issuer":{"id":359,"kind":"organization","name":"CASTLE BIOSCIENCES INC","symbol":"CSTL"},"owners":[{"id":149099,"kind":"organization","name":"Sofinnova HealthQuest Partners, L.P.","position":1,"cik":"0001579382","reported_name":"Sofinnova HealthQuest Partners, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"See Remarks"}},{"id":149100,"kind":"organization","name":"HealthQuest Venture Management, L.L.C.","position":2,"cik":"0001783696","reported_name":"HealthQuest Venture Management, L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"See Remarks"}},{"id":40892,"kind":"person","name":"Kong Garheng","position":3,"cik":"0001435183","reported_name":"Kong Garheng","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"See Remarks"}}],"security":"Common Stock","published_at":"2020-05-19T23:29:43.000Z","date":"2020-05-12","kind":"sale","acquired":false,"shares":50000,"price":33.037,"value":1651850.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Sofinnova Healthquest Partners, L.P. on December 17, 2019."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents the weighted-average sale price per share of a series of transactions, all of which were executed on May 12, 2020. The actual sale prices ranged from a low of $33.034 to a high of $33.04, inclusive. Each Reporting Person undertakes to provide upon request of the SEC Staff, Castle Biosciences, Inc. or a Castle Biosciences, Inc. security holder full information regarding the number of shares sold at each price within the range."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"The shares are directly held by Sofinnova HealthQuest Partners, L.P. (\"HealthQuest\"). HealthQuest Venture Management, L.L.C. (\"HQVM\"), the general partner of HealthQuest, and Garheng Kong, the managing member of HQVM, may be deemed to have sole voting and dispositive power with respect to the shares held of record by HealthQuest. Mr. Kong and HQVM disclaim beneficial ownership over all shares owned by HealthQuest except to the extent of any pecuniary interest therein."}],"balance_after":1633577,"source":{"system":"sec-edgar","filing":"0001104659-20-063888","document":"tm2019858-1_4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1447362/000110465920063888/tm2019858-1_4a.xml","form_type":"4/A","original_submission_date":"2020-05-14"}},{"id":3148840,"issuer":{"id":359,"kind":"organization","name":"CASTLE BIOSCIENCES INC","symbol":"CSTL"},"owners":[{"id":149099,"kind":"organization","name":"Sofinnova HealthQuest Partners, L.P.","position":1,"cik":"0001579382","reported_name":"Sofinnova HealthQuest Partners, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":149100,"kind":"organization","name":"HealthQuest Venture Management, L.L.C.","position":2,"cik":"0001783696","reported_name":"HealthQuest Venture Management, L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":40892,"kind":"person","name":"Kong Garheng","position":3,"cik":"0001435183","reported_name":"Kong Garheng","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-05-14T10:02:29.000Z","date":"2020-05-12","kind":"sale","acquired":false,"shares":250000,"price":34.4984,"value":8624600.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Sofinnova Healthquest Partners, L.P. on December 17, 2019."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents the weighted-average sale price per share of a series of transactions, all of which were executed on May 12, 2020. The actual sale prices ranged from a low of $33.034 to a high of $35.665, inclusive. Each Reporting Person undertakes to provide upon request of the SEC Staff, Castle Biosciences, Inc. or a Castle Biosciences, Inc. security holder full information regarding the number of shares sold at each price within the range."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"The shares are directly held by Sofinnova HealthQuest Partners, L.P. (\"HealthQuest\"). HealthQuest Venture Management, L.L.C. (\"HQVM\"), the general partner of HealthQuest, and Garheng Kong, the managing member of HQVM, may be deemed to have sole voting and dispositive power with respect to the shares held of record by HealthQuest. Mr. Kong and HQVM disclaim beneficial ownership over all shares owned by HealthQuest except to the extent of any pecuniary interest therein."}],"balance_after":1433577,"source":{"system":"sec-edgar","filing":"0001104659-20-061078","document":"tm209687d1_form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1447362/000110465920061078/tm209687d1_form4.xml","form_type":"4"}},{"id":3256338,"issuer":{"id":359,"kind":"organization","name":"CASTLE BIOSCIENCES INC","symbol":"CSTL"},"owners":[{"id":149099,"kind":"organization","name":"Sofinnova HealthQuest Partners, L.P.","position":1,"cik":"0001579382","reported_name":"Sofinnova HealthQuest Partners, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":149100,"kind":"organization","name":"HealthQuest Venture Management, L.L.C.","position":2,"cik":"0001783696","reported_name":"HealthQuest Venture Management, L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":40892,"kind":"person","name":"Kong Garheng","position":3,"cik":"0001435183","reported_name":"Kong Garheng","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-02-21T22:22:10.000Z","date":"2020-02-19","kind":"sale","acquired":false,"shares":25000,"price":32.03,"value":800750.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Sofinnova Healthquest Partners, L.P. on December 17, 2019."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"The shares are directly held by Sofinnova HealthQuest Partners, L.P. (\"HealthQuest\"). HealthQuest Venture Management, L.L.C. (\"HQVM\"), the general partner of HealthQuest, and Garheng Kong, the managing member of HQVM, may be deemed to have sole voting and dispositive power with respect to the shares held of record by HealthQuest. Mr. Kong and HQVM disclaim beneficial ownership over all shares owned by HealthQuest except to the extent of any pecuniary interest therein."}],"balance_after":1683577,"source":{"system":"sec-edgar","filing":"0001104659-20-023968","document":"tm209687-1_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1447362/000110465920023968/tm209687-1_4.xml","form_type":"4"}},{"id":3266661,"issuer":{"id":359,"kind":"organization","name":"CASTLE BIOSCIENCES INC","symbol":"CSTL"},"owners":[{"id":149099,"kind":"organization","name":"Sofinnova HealthQuest Partners, L.P.","position":1,"cik":"0001579382","reported_name":"Sofinnova HealthQuest Partners, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":149100,"kind":"organization","name":"HealthQuest Venture Management, L.L.C.","position":2,"cik":"0001783696","reported_name":"HealthQuest Venture Management, L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":40892,"kind":"person","name":"Kong Garheng","position":3,"cik":"0001435183","reported_name":"Kong Garheng","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-02-18T22:22:11.000Z","date":"2020-02-13","kind":"sale","acquired":false,"shares":25000,"price":32.01,"value":800250.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Sofinnova Healthquest Partners, L.P. on December 17, 2019."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"The shares are directly held by Sofinnova HealthQuest Partners, L.P. (\"HealthQuest\"). HealthQuest Venture Management, L.L.C. (\"HQVM\"), the general partner of HealthQuest, and Garheng Kong, the managing member of HQVM, may be deemed to have sole voting and dispositive power with respect to the shares held of record by HealthQuest. Mr. Kong and HQVM disclaim beneficial ownership over all shares owned by HealthQuest except to the extent of any pecuniary interest therein."}],"balance_after":1708577,"source":{"system":"sec-edgar","filing":"0001104659-20-022494","document":"tm209325-1_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1447362/000110465920022494/tm209325-1_4.xml","form_type":"4"}},{"id":3281937,"issuer":{"id":359,"kind":"organization","name":"CASTLE BIOSCIENCES INC","symbol":"CSTL"},"owners":[{"id":149099,"kind":"organization","name":"Sofinnova HealthQuest Partners, L.P.","position":1,"cik":"0001579382","reported_name":"Sofinnova HealthQuest Partners, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":149100,"kind":"organization","name":"HealthQuest Venture Management, L.L.C.","position":2,"cik":"0001783696","reported_name":"HealthQuest Venture Management, L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":40892,"kind":"person","name":"Kong Garheng","position":3,"cik":"0001435183","reported_name":"Kong Garheng","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-02-10T22:58:27.000Z","date":"2020-02-06","kind":"sale","acquired":false,"shares":25000,"price":31.03,"value":775750.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Sofinnova Healthquest Partners, L.P. on December 17, 2019."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"The shares are directly held by Sofinnova HealthQuest Partners, L.P. (\"HealthQuest\"). HealthQuest Venture Management, L.L.C. (\"HQVM\"), the general partner of HealthQuest, and Garheng Kong, the managing member of HQVM, may be deemed to have sole voting and dispositive power with respect to the shares held of record by HealthQuest. Mr. Kong and HQVM disclaim beneficial ownership over all shares owned by HealthQuest except to the extent of any pecuniary interest therein."}],"balance_after":1733577,"source":{"system":"sec-edgar","filing":"0001104659-20-014010","document":"tm207324-1_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1447362/000110465920014010/tm207324-1_4.xml","form_type":"4"}},{"id":3291481,"issuer":{"id":359,"kind":"organization","name":"CASTLE BIOSCIENCES INC","symbol":"CSTL"},"owners":[{"id":149099,"kind":"organization","name":"Sofinnova HealthQuest Partners, L.P.","position":1,"cik":"0001579382","reported_name":"Sofinnova HealthQuest Partners, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":149100,"kind":"organization","name":"HealthQuest Venture Management, L.L.C.","position":2,"cik":"0001783696","reported_name":"HealthQuest Venture Management, L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":40892,"kind":"person","name":"Kong Garheng","position":3,"cik":"0001435183","reported_name":"Kong Garheng","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-02-04T20:10:02.000Z","date":"2020-02-03","kind":"sale","acquired":false,"shares":25000,"price":31.061,"value":776525.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Sofinnova Healthquest Partners, L.P. on December 17, 2019."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"The shares are directly held by Sofinnova HealthQuest Partners, L.P. (\"HealthQuest\"). HealthQuest Venture Management, L.L.C. (\"HQVM\"), the general partner of HealthQuest, and Garheng Kong, the managing member of HQVM, may be deemed to have sole voting and dispositive power with respect to the shares held of record by HealthQuest. Mr. Kong and HQVM disclaim beneficial ownership over all shares owned by HealthQuest except to the extent of any pecuniary interest therein."}],"balance_after":1758577,"source":{"system":"sec-edgar","filing":"0001104659-20-010543","document":"tm206618d1_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1447362/000110465920010543/tm206618d1_4.xml","form_type":"4"}},{"id":3291480,"issuer":{"id":359,"kind":"organization","name":"CASTLE BIOSCIENCES INC","symbol":"CSTL"},"owners":[{"id":149099,"kind":"organization","name":"Sofinnova HealthQuest Partners, L.P.","position":1,"cik":"0001579382","reported_name":"Sofinnova HealthQuest Partners, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":149100,"kind":"organization","name":"HealthQuest Venture Management, L.L.C.","position":2,"cik":"0001783696","reported_name":"HealthQuest Venture Management, L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":40892,"kind":"person","name":"Kong Garheng","position":3,"cik":"0001435183","reported_name":"Kong Garheng","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-02-04T20:10:02.000Z","date":"2020-01-31","kind":"sale","acquired":false,"shares":25000,"price":30.0155,"value":750387.5,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Sofinnova Healthquest Partners, L.P. on December 17, 2019."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"The shares are directly held by Sofinnova HealthQuest Partners, L.P. (\"HealthQuest\"). HealthQuest Venture Management, L.L.C. (\"HQVM\"), the general partner of HealthQuest, and Garheng Kong, the managing member of HQVM, may be deemed to have sole voting and dispositive power with respect to the shares held of record by HealthQuest. Mr. Kong and HQVM disclaim beneficial ownership over all shares owned by HealthQuest except to the extent of any pecuniary interest therein."}],"balance_after":1783577,"source":{"system":"sec-edgar","filing":"0001104659-20-010543","document":"tm206618d1_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1447362/000110465920010543/tm206618d1_4.xml","form_type":"4"}},{"id":3297732,"issuer":{"id":359,"kind":"organization","name":"CASTLE BIOSCIENCES INC","symbol":"CSTL"},"owners":[{"id":149099,"kind":"organization","name":"Sofinnova HealthQuest Partners, L.P.","position":1,"cik":"0001579382","reported_name":"Sofinnova HealthQuest Partners, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":149100,"kind":"organization","name":"HealthQuest Venture Management, L.L.C.","position":2,"cik":"0001783696","reported_name":"HealthQuest Venture Management, L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":40892,"kind":"person","name":"Kong Garheng","position":3,"cik":"0001435183","reported_name":"Kong Garheng","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-01-30T23:52:35.000Z","date":"2020-01-28","kind":"sale","acquired":false,"shares":25000,"price":30.0197,"value":750492.5,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Sofinnova Healthquest Partners, L.P. on December 17, 2019."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"The shares are directly held by Sofinnova HealthQuest Partners, L.P. (\"HealthQuest\"). HealthQuest Venture Management, L.L.C. (\"HQVM\"), the general partner of HealthQuest, and Garheng Kong, the managing member of HQVM, may be deemed to have sole voting and dispositive power with respect to the shares held of record by HealthQuest. Mr. Kong and HQVM disclaim beneficial ownership over all shares owned by HealthQuest except to the extent of any pecuniary interest therein."}],"balance_after":1808577,"source":{"system":"sec-edgar","filing":"0001104659-20-008862","document":"tv537385_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1447362/000110465920008862/tv537385_4.xml","form_type":"4"}},{"id":3452038,"issuer":{"id":359,"kind":"organization","name":"CASTLE BIOSCIENCES INC","symbol":"CSTL"},"owners":[{"id":149099,"kind":"organization","name":"Sofinnova HealthQuest Partners, L.P.","position":1,"cik":"0001579382","reported_name":"Sofinnova HealthQuest Partners, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":149100,"kind":"organization","name":"HealthQuest Venture Management, L.L.C.","position":2,"cik":"0001783696","reported_name":"HealthQuest Venture Management, L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":40892,"kind":"person","name":"Kong Garheng","position":3,"cik":"0001435183","reported_name":"Kong Garheng","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Warrant to Purchase Series F Preferred Stock","published_at":"2019-08-01T01:43:14.000Z","date":"2019-07-29","kind":"other","acquired":false,"shares":14107,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F7","text":"Immediately prior to the closing of the IPO, the warrant became exercisable for 11,572 shares of common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"Immediately exercisable."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"The shares are directly held by Sofinnova HealthQuest Partners, L.P. (\"HealthQuest\"). HealthQuest Venture Management, L.L.C. (\"HQVM\"), the general partner of HealthQuest, and Garheng Kong, the managing member of HQVM, may be deemed to have sole voting and dispositive power with respect to the shares held of record by HealthQuest. Mr. Kong and HQVM disclaim beneficial ownership over all shares owned by HealthQuest except to the extent of any pecuniary interest therein."}],"balance_after":0,"derivative":{"exercise_price":0.02,"expiration_date":"2019-07-29","underlying":"Common Stock","underlying_shares":11572},"source":{"system":"sec-edgar","filing":"0001144204-19-037023","document":"tv526440_4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/1447362/000114420419037023/tv526440_4.xml","form_type":"4"}},{"id":3452037,"issuer":{"id":359,"kind":"organization","name":"CASTLE BIOSCIENCES INC","symbol":"CSTL"},"owners":[{"id":149099,"kind":"organization","name":"Sofinnova HealthQuest Partners, L.P.","position":1,"cik":"0001579382","reported_name":"Sofinnova HealthQuest Partners, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":149100,"kind":"organization","name":"HealthQuest Venture Management, L.L.C.","position":2,"cik":"0001783696","reported_name":"HealthQuest Venture Management, L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":40892,"kind":"person","name":"Kong Garheng","position":3,"cik":"0001435183","reported_name":"Kong Garheng","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Convertible Promissory Note","published_at":"2019-08-01T01:43:14.000Z","date":"2019-07-29","kind":"exercise","acquired":false,"reported_value":1027882,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"The principal amount of the Convertible Promissory Note held by HealthQuest was $1,027,882. Upon closing of the IPO, all unpaid principal and accrued interest outstanding on the Convertible Promissory Note (the \"Conversion Amount\") automatically converted into the number of shares of Common Stock that is equal to the Conversion Amount as of the closing date divided by 80% of the IPO price per share of $16.00 per share."},{"field":"reported_value","element":"transactionTotalValue","label":"F4","text":"The principal amount of the Convertible Promissory Note held by HealthQuest was $1,027,882. Upon closing of the IPO, all unpaid principal and accrued interest outstanding on the Convertible Promissory Note (the \"Conversion Amount\") automatically converted into the number of shares of Common Stock that is equal to the Conversion Amount as of the closing date divided by 80% of the IPO price per share of $16.00 per share."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The principal amount of the Convertible Promissory Note held by HealthQuest was $1,027,882. Upon closing of the IPO, all unpaid principal and accrued interest outstanding on the Convertible Promissory Note (the \"Conversion Amount\") automatically converted into the number of shares of Common Stock that is equal to the Conversion Amount as of the closing date divided by 80% of the IPO price per share of $16.00 per share."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The principal amount of the Convertible Promissory Note held by HealthQuest was $1,027,882. Upon closing of the IPO, all unpaid principal and accrued interest outstanding on the Convertible Promissory Note (the \"Conversion Amount\") automatically converted into the number of shares of Common Stock that is equal to the Conversion Amount as of the closing date divided by 80% of the IPO price per share of $16.00 per share."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"The principal amount of the Convertible Promissory Note held by HealthQuest was $1,027,882. Upon closing of the IPO, all unpaid principal and accrued interest outstanding on the Convertible Promissory Note (the \"Conversion Amount\") automatically converted into the number of shares of Common Stock that is equal to the Conversion Amount as of the closing date divided by 80% of the IPO price per share of $16.00 per share."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"The shares are directly held by Sofinnova HealthQuest Partners, L.P. (\"HealthQuest\"). HealthQuest Venture Management, L.L.C. (\"HQVM\"), the general partner of HealthQuest, and Garheng Kong, the managing member of HQVM, may be deemed to have sole voting and dispositive power with respect to the shares held of record by HealthQuest. 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The Preferred Stock had no expiration date."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Every 1.219 outstanding shares of Preferred Stock automatically converted into 1 share of Common Stock immediately prior to the closing of the Issuer's initial public offering (the \"IPO\"), for no additional consideration, with cash paid for any fractional shares. The Preferred Stock had no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Every 1.219 outstanding shares of Preferred Stock automatically converted into 1 share of Common Stock immediately prior to the closing of the Issuer's initial public offering (the \"IPO\"), for no additional consideration, with cash paid for any fractional shares. 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Mr. Kong and HQVM disclaim beneficial ownership over all shares owned by HealthQuest except to the extent of any pecuniary interest therein."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":16015},"source":{"system":"sec-edgar","filing":"0001144204-19-037023","document":"tv526440_4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1447362/000114420419037023/tv526440_4.xml","form_type":"4"}},{"id":3452032,"issuer":{"id":359,"kind":"organization","name":"CASTLE BIOSCIENCES INC","symbol":"CSTL"},"owners":[{"id":149099,"kind":"organization","name":"Sofinnova HealthQuest Partners, L.P.","position":1,"cik":"0001579382","reported_name":"Sofinnova HealthQuest Partners, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":149100,"kind":"organization","name":"HealthQuest Venture Management, L.L.C.","position":2,"cik":"0001783696","reported_name":"HealthQuest Venture Management, L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":40892,"kind":"person","name":"Kong Garheng","position":3,"cik":"0001435183","reported_name":"Kong Garheng","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2019-08-01T01:43:14.000Z","date":"2019-07-29","kind":"purchase","acquired":true,"shares":62500,"price":16,"value":1000000.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F6","text":"Represents a purchase from the underwriters in the Issuer's IPO."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"The shares are directly held by Sofinnova HealthQuest Partners, L.P. (\"HealthQuest\"). HealthQuest Venture Management, L.L.C. (\"HQVM\"), the general partner of HealthQuest, and Garheng Kong, the managing member of HQVM, may be deemed to have sole voting and dispositive power with respect to the shares held of record by HealthQuest. 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HealthQuest paid the exercise price on a cashless basis, resulting in the Issuer's withholding of 9 of the warrant shares to pay the exercise price and issuing to HealthQuest the remaining 11,563 shares."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"The shares are directly held by Sofinnova HealthQuest Partners, L.P. (\"HealthQuest\"). HealthQuest Venture Management, L.L.C. (\"HQVM\"), the general partner of HealthQuest, and Garheng Kong, the managing member of HQVM, may be deemed to have sole voting and dispositive power with respect to the shares held of record by HealthQuest. 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Upon closing of the IPO, all unpaid principal and accrued interest outstanding on the Convertible Promissory Note (the \"Conversion Amount\") automatically converted into the number of shares of Common Stock that is equal to the Conversion Amount as of the closing date divided by 80% of the IPO price per share of $16.00 per share."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"The shares are directly held by Sofinnova HealthQuest Partners, L.P. (\"HealthQuest\"). HealthQuest Venture Management, L.L.C. (\"HQVM\"), the general partner of HealthQuest, and Garheng Kong, the managing member of HQVM, may be deemed to have sole voting and dispositive power with respect to the shares held of record by HealthQuest. Mr. Kong and HQVM disclaim beneficial ownership over all shares owned by HealthQuest except to the extent of any pecuniary interest therein."}],"balance_after":1759514,"source":{"system":"sec-edgar","filing":"0001144204-19-037023","document":"tv526440_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1447362/000114420419037023/tv526440_4.xml","form_type":"4"}},{"id":3452028,"issuer":{"id":359,"kind":"organization","name":"CASTLE BIOSCIENCES INC","symbol":"CSTL"},"owners":[{"id":149099,"kind":"organization","name":"Sofinnova HealthQuest Partners, L.P.","position":1,"cik":"0001579382","reported_name":"Sofinnova HealthQuest Partners, L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":149100,"kind":"organization","name":"HealthQuest Venture Management, L.L.C.","position":2,"cik":"0001783696","reported_name":"HealthQuest Venture Management, L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":40892,"kind":"person","name":"Kong Garheng","position":3,"cik":"0001435183","reported_name":"Kong Garheng","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2019-08-01T01:43:14.000Z","date":"2019-07-29","kind":"exercise","acquired":true,"shares":1676061,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The shares of Common Stock issued upon conversion of the Preferred Stock were calculated by first aggregating all series of Preferred Stock held by HealthQuest, in accordance with the terms of the Company's then-effective Certificate of Incorporation."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Every 1.219 outstanding shares of Preferred Stock automatically converted into 1 share of Common Stock immediately prior to the closing of the Issuer's initial public offering (the \"IPO\"), for no additional consideration, with cash paid for any fractional shares. The Preferred Stock had no expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"The shares are directly held by Sofinnova HealthQuest Partners, L.P. (\"HealthQuest\"). HealthQuest Venture Management, L.L.C. (\"HQVM\"), the general partner of HealthQuest, and Garheng Kong, the managing member of HQVM, may be deemed to have sole voting and dispositive power with respect to the shares held of record by HealthQuest. Mr. Kong and HQVM disclaim beneficial ownership over all shares owned by HealthQuest except to the extent of any pecuniary interest therein."}],"balance_after":1676061,"source":{"system":"sec-edgar","filing":"0001144204-19-037023","document":"tv526440_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1447362/000114420419037023/tv526440_4.xml","form_type":"4"}}]}