SEC Insider Transactions from Cole G Bradley.

Last updated: 2026-03-14 11:56 UTC | Total transactions: 25

Cole G Bradley, a director at Castle Biosciences Inc. ($CSTL), sold shares on the open market twice in the last year, totaling about $211,000. His most recent sale occurred on March 5, 2026. These sales rank 8,307th among 11,678 insiders in our database, where the average is $8.6 million across roughly 6.4 transactions per insider. Bradley made no open market purchases during this period.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 5, 2026 CASTLE BIOSCIENCES INC $CSTL Cole G Bradley Director S Common Stock 2655 $28.51 19,309.0000 29,073,000 12.09% 0.01%
March 5, 2026 CASTLE BIOSCIENCES INC $CSTL Cole G Bradley Director S Common Stock 4748 $28.44 21,964.0000 29,073,000 17.77% 0.02%
March 5, 2026 CASTLE BIOSCIENCES INC $CSTL Cole G Bradley Director M Common Stock 4748 $3.38 26,712.0000 29,073,000 21.62% 0.02%
March 5, 2026 CASTLE BIOSCIENCES INC $CSTL Cole G Bradley Director M Stock option (right to buy) 4748 $0.00 20,000.0000 29,073,000 19.19% 0.02%
June 3, 2025 Kiniksa Pharmaceuticals International, plc $KNSA Cole G Bradley Not found A Share Option 16798 $0.00 16,798.0000 76,145,617 9999.99% 0.02%
June 5, 2025 Kiniksa Pharmaceuticals International, plc $KNSA Cole G Bradley Not found M Restricted Share Units 3173 $0.00 0.0000 76,145,617 100.00% 0.00%
June 5, 2025 Kiniksa Pharmaceuticals International, plc $KNSA Cole G Bradley Not found M Class A Ordinary Share 3173 $0.00 12,546.0000 76,145,617 33.85% 0.00%
June 3, 2025 Kiniksa Pharmaceuticals International, plc $KNSA Cole G Bradley Not found A Restricted Share Units 2799 $0.00 2,799.0000 76,145,617 9999.99% 0.00%
May 21, 2025 CASTLE BIOSCIENCES INC $CSTL Cole G Bradley Director M Common Stock 8673 $0.00 21,964.0000 29,255,000 65.25% 0.03%
May 21, 2025 CASTLE BIOSCIENCES INC $CSTL Cole G Bradley Director M Restricted Stock Units 8673 $0.00 0.0000 29,255,000 100.00% 0.03%
May 22, 2025 CASTLE BIOSCIENCES INC $CSTL Cole G Bradley Director A Restricted Stock Units 13667 $0.00 13,667.0000 29,255,000 9999.99% 0.05%
June 6, 2024 Kiniksa Pharmaceuticals International, plc $KNSA Cole G Bradley Not found M Class A Common Share 4373 $0.00 9,373.0000 70,633,023 87.46% 0.01%
June 5, 2024 Kiniksa Pharmaceuticals International, plc $KNSA Cole G Bradley Not found A Restricted Share Units 3173 $0.00 3,173.0000 70,633,023 9999.99% 0.00%
June 6, 2024 Kiniksa Pharmaceuticals International, plc $KNSA Cole G Bradley Not found M Restricted Share Units 4373 $0.00 0.0000 70,633,023 100.00% 0.01%
June 5, 2024 Kiniksa Pharmaceuticals International, plc $KNSA Cole G Bradley Not found A Share Option 19040 $0.00 19,040.0000 70,633,023 9999.99% 0.03%
May 25, 2024 CASTLE BIOSCIENCES INC $CSTL Cole G Bradley Director M Common Stock 8636 $0.00 13,291.0000 26,802,000 185.52% 0.03%
May 25, 2024 CASTLE BIOSCIENCES INC $CSTL Cole G Bradley Director M Restricted Stock Units 8636 $0.00 0.0000 26,802,000 100.00% 0.03%
May 23, 2024 CASTLE BIOSCIENCES INC $CSTL Cole G Bradley Director A Restricted Stock Units 8673 $0.00 8,673.0000 26,802,000 9999.99% 0.03%
June 29, 2023 Kiniksa Pharmaceuticals International, plc $KNSA Cole G Bradley Not found M Restricted Share Units 5000 $0.00 0.0000 69,751,697 100.00% 0.01%
June 29, 2023 Kiniksa Pharmaceuticals International, plc $KNSA Cole G Bradley Not found M Class A Common Share 5000 $0.00 5,000.0000 69,751,697 9999.99% 0.01%
June 6, 2023 Kiniksa Pharmaceuticals International, plc $KNSA Cole G Bradley Not found A Share Option 26236 $0.00 26,236.0000 69,751,697 9999.99% 0.04%
June 6, 2023 Kiniksa Pharmaceuticals International, plc $KNSA Cole G Bradley Not found A Restricted Share Units 4373 $0.00 4,373.0000 69,751,697 9999.99% 0.01%
June 2, 2023 CASTLE BIOSCIENCES INC $CSTL Cole G Bradley Director M Restricted Stock Units 3825 $0.00 0.0000 26,054,000 100.00% 0.01%
June 2, 2023 CASTLE BIOSCIENCES INC $CSTL Cole G Bradley Director M Common Stock 3825 $0.00 4,655.0000 26,054,000 460.84% 0.01%
May 25, 2023 CASTLE BIOSCIENCES INC $CSTL Cole G Bradley Director A Restricted Stock Units 8636 $0.00 8,636.0000 26,054,000 9999.99% 0.03%