Insider · CIK 0001580111
Natalie C. Holles
ceoofficerdirector
Files at DAWN (Day One Biopharmaceuticals, Inc.), THRD (Third Harmonic Bio, 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 | -40,000 | $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 | +40,000 | $0.00 | $0 | 40,000 | Nov 7, 2025 |
| Nov 6, 2025 | DAWN Day One Biopharmaceuticals, Inc. | DDisposition to issuer Stock Option (right to buy Common Stock)derivative | -40,300 | $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 | +40,300 | $0.00 | $0 | 40,300 | Nov 7, 2025 |
| Nov 6, 2025 | DAWN Day One Biopharmaceuticals, Inc. | DDisposition to issuer Stock Option (right to buy Common Stock)derivative | -28,700 | $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 | +28,700 | $0.00 | $0 | 28,700 | 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 |
| Aug 11, 2025 | THRD Third Harmonic Bio, Inc. | JOther Common Stock | -1,218,836 | - | - | 0 | Aug 14, 2025 |
| Aug 11, 2025 | THRD Third Harmonic Bio, Inc. | JOther Stock Optionderivative | -998,854 | $0.00 | $0 | 0 | Aug 14, 2025 |
| Aug 11, 2025 | THRD Third Harmonic Bio, Inc. | JOther Restricted Stock Unitderivative | -50,000 | $0.00 | $0 | 0 | Aug 14, 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 |
| Jan 15, 2025 | THRD Third Harmonic Bio, Inc. | AGrant or award Employee Stock Option (right to buy)derivative | +400,000 | $0.00 | $0 | 400,000 | Jan 17, 2025 |
| Jan 15, 2025 | THRD Third Harmonic Bio, Inc. | AGrant or award Restricted Stock Unitderivative | +50,000 | $0.00 | $0 | 50,000 | Jan 17, 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.