SEC Insider Transactions from Nicholson Garry A.

Last updated: 2026-03-14 11:10 UTC | Total transactions: 12

Nicholson Garry A has filed 12 insider transactions across 2 companies since May 2024.

Most recent transaction: a grant/award of 32335 shares of Day One Biopharmaceuticals, Inc. ($DAWN) on November 06, 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
Nov. 6, 2025 Day One Biopharmaceuticals, Inc. $DAWN Nicholson Garry A Not found A Stock Option (right to buy Common Stock) 32335 $0.00 32,335.0000 103,381,315 9999.99% 0.03%
Nov. 6, 2025 Day One Biopharmaceuticals, Inc. $DAWN Nicholson Garry A Not found D Stock Option (right to buy Common Stock) 33900 $0.00 0.0000 103,381,315 100.00% 0.03%
Nov. 6, 2025 Day One Biopharmaceuticals, Inc. $DAWN Nicholson Garry A Not found A Stock Option (right to buy Common Stock) 33900 $0.00 33,900.0000 103,381,315 9999.99% 0.03%
Nov. 6, 2025 Day One Biopharmaceuticals, Inc. $DAWN Nicholson Garry A Not found D Stock Option (right to buy Common Stock) 37500 $0.00 0.0000 103,381,315 100.00% 0.04%
Nov. 6, 2025 Day One Biopharmaceuticals, Inc. $DAWN Nicholson Garry A Not found A Stock Option (right to buy Common Stock) 37500 $0.00 37,500.0000 103,381,315 9999.99% 0.04%
Nov. 6, 2025 Day One Biopharmaceuticals, Inc. $DAWN Nicholson Garry A Not found D Stock Option (right to buy Common Stock) 32335 $0.00 0.0000 103,381,315 100.00% 0.03%
June 30, 2025 TScan Therapeutics, Inc. $TCRX Nicholson Garry A Not found A Stock Option (Right to Buy) 67000 $0.00 67,000.0000 111,990,417 9999.99% 0.06%
June 2, 2025 Day One Biopharmaceuticals, Inc. $DAWN Nicholson Garry A Not found A Stock Option (right to buy Common Stock) 22500 $0.00 22,500.0000 93,234,195 9999.99% 0.02%
June 2, 2025 Day One Biopharmaceuticals, Inc. $DAWN Nicholson Garry A Not found A Deferred Restricted Stock Unit (RSU) 15000 $0.00 15,000.0000 93,234,195 9999.99% 0.02%
June 12, 2024 TScan Therapeutics, Inc. $TCRX Nicholson Garry A Not found A Stock Option (Right to Buy) 47500 $0.00 47,500.0000 65,599,858 9999.99% 0.07%
June 12, 2024 TScan Therapeutics, Inc. $TCRX Nicholson Garry A Not found A Stock Option (Right to Buy) 23750 $0.00 23,750.0000 65,599,858 9999.99% 0.04%
May 23, 2024 Day One Biopharmaceuticals, Inc. $DAWN Nicholson Garry A Not found A Stock Option (right to buy Common Stock) 32335 $0.00 32,335.0000 79,773,004 9999.99% 0.04%