SEC Insider Transactions from Castelein Caley.

Last updated: 2026-03-14 11:16 UTC | Total transactions: 12

Castelein Caley has filed 12 insider transactions across 2 companies since June 2023.

Most recent transaction: a disposition of 10000 shares of Tourmaline Bio, Inc. ($TRML) on October 28, 2025.

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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
Oct. 28, 2025 Tourmaline Bio, Inc. $TRML Castelein Caley Not found D Employee Stock Option (Right to Buy) 10000 $0.00 0.0000 25,755,000 100.00% 0.04%
Oct. 28, 2025 Tourmaline Bio, Inc. $TRML Castelein Caley Not found D Employee Stock Option (Right to Buy) 16800 $0.00 0.0000 25,755,000 100.00% 0.07%
Oct. 28, 2025 Tourmaline Bio, Inc. $TRML Castelein Caley Not found D Employee Stock Option (Right to Buy) 10000 $0.00 0.0000 25,755,000 100.00% 0.04%
Oct. 28, 2025 Tourmaline Bio, Inc. $TRML Castelein Caley Not found U Common Stock 515997 $0.00 0.0000 25,755,000 100.00% 2.00%
Oct. 28, 2025 Tourmaline Bio, Inc. $TRML Castelein Caley Not found U Common Stock 431939 $0.00 0.0000 25,755,000 100.00% 1.68%
Oct. 15, 2025 Tourmaline Bio, Inc. $TRML Castelein Caley Not found G Common Stock 522 $0.00 947,936.0000 25,755,000 0.06% 0.00%
June 12, 2025 Whitehawk Therapeutics, Inc. $WHWK Castelein Caley Not found A Stock Option (right to buy) 40006 $0.00 40,006.0000 27,029,942 9999.99% 0.15%
June 4, 2025 Tourmaline Bio, Inc. $TRML Castelein Caley Director A Stock Option (Right to Buy) 16800 $0.00 16,800.0000 25,348,000 9999.99% 0.07%
March 4, 2025 Whitehawk Therapeutics, Inc. $WHWK Castelein Caley Not found A Common Stock 1666000 $2.40 2,185,692.0000 27,029,942 320.57% 6.16%
June 12, 2024 Whitehawk Therapeutics, Inc. $WHWK Castelein Caley Not found A Stock Option (right to buy) 45832 $0.00 45,832.0000 26,917,967 9999.99% 0.17%
June 5, 2024 Tourmaline Bio, Inc. $TRML Castelein Caley Director A Stock Option (Right to Buy) 10000 $0.00 10,000.0000 4,747,000 9999.99% 0.21%
June 15, 2023 Whitehawk Therapeutics, Inc. $WHWK Castelein Caley Director A Stock Option (right to buy) 28255 $0.00 28,255.0000 0 9999.99% 0.00%