Insider · CIK 0001640861
Garry A Nicholson
director
Files at TCRX (TScan Therapeutics, Inc.), DAWN (Day One Biopharmaceuticals, Inc.). First filing -, latest -.
Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 0
$0 bought, $0 sold
Signals
This insider’s open-market buys and sells, scored.
No scored open-market trades yet.
Transactions
Every row this insider has filed, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Nov 6, 2025 | DAWN Day One Biopharmaceuticals, Inc. | DDisposition to issuer Stock Option (right to buy Common Stock)derivative | -33,900 | $0.00 | $0 | 0 | Nov 7, 2025 |
| Nov 6, 2025 | DAWN Day One Biopharmaceuticals, Inc. | AGrant or award Stock Option (right to buy Common Stock)derivative | +33,900 | $0.00 | $0 | 33,900 | Nov 7, 2025 |
| Nov 6, 2025 | DAWN Day One Biopharmaceuticals, Inc. | DDisposition to issuer Stock Option (right to buy Common Stock)derivative | -37,500 | $0.00 | $0 | 0 | Nov 7, 2025 |
| Nov 6, 2025 | DAWN Day One Biopharmaceuticals, Inc. | AGrant or award Stock Option (right to buy Common Stock)derivative | +37,500 | $0.00 | $0 | 37,500 | Nov 7, 2025 |
| Nov 6, 2025 | DAWN Day One Biopharmaceuticals, Inc. | DDisposition to issuer Stock Option (right to buy Common Stock)derivative | -32,335 | $0.00 | $0 | 0 | Nov 7, 2025 |
| Nov 6, 2025 | DAWN Day One Biopharmaceuticals, Inc. | AGrant or award Stock Option (right to buy Common Stock)derivative | +32,335 | $0.00 | $0 | 32,335 | Nov 7, 2025 |
| Jun 30, 2025 | TCRX TScan Therapeutics, Inc. | AGrant or award Stock Option (Right to Buy)derivative | +67,000 | $0.00 | $0 | 67,000 | Jul 2, 2025 |
| Jun 2, 2025 | DAWN Day One Biopharmaceuticals, Inc. | AGrant or award Stock Option (right to buy Common Stock)derivative | +22,500 | $0.00 | $0 | 22,500 | Jun 4, 2025 |
| Jun 2, 2025 | DAWN Day One Biopharmaceuticals, Inc. | AGrant or award Deferred Restricted Stock Unit (RSU)derivative | +15,000 | $0.00 | $0 | 15,000 | Jun 4, 2025 |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.