Insider · CIK 0001457477
David Hallal
ceoofficerdirector
Files at SRRK (Scholar Rock Holding Corp), KLRS (Kalaris Therapeutics, Inc.), ITOS (iTeos Therapeutics, Inc.). First filing Jun 6, 2025, latest Jun 6, 2025.
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 / 1
$0 bought, $1.2M sold
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 33Weak | iTeos Therapeutics, Inc. | $1.2M 114,682 shares | -300% | - |
Transactions
Every row this insider has filed, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Sep 21, 2026 | SRRK Scholar Rock Holding Corp | GGift Common Stock | -36,652 | $0.00 | $0 | 1,602,382 | 19 d ago |
| Aug 29, 2025 | ITOS iTeos Therapeutics, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -25,140 | - | - | 0 | Aug 29, 2025 |
| Aug 29, 2025 | ITOS iTeos Therapeutics, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -146,160 | - | - | 0 | Aug 29, 2025 |
| Jun 4, 2025 | ITOS iTeos Therapeutics, Inc. | MOption exercise Common Stock10b5-1 | +38,227 | $4.30 | $164k | 38,227 | Jun 6, 2025 |
| Jun 4, 2025 | ITOS iTeos Therapeutics, Inc. | SOpen-market sale Common Stock10b5-1 | -38,227 | $10.07 | $385k | 0 | Jun 6, 2025 |
| Jun 5, 2025 | ITOS iTeos Therapeutics, Inc. | MOption exercise Common Stock10b5-1 | +38,227 | $4.30 | $164k | 38,227 | Jun 6, 2025 |
| Jun 5, 2025 | ITOS iTeos Therapeutics, Inc. | SOpen-market sale Common Stock10b5-1 | -38,227 | $10.15 | $388k | 0 | Jun 6, 2025 |
| Jun 6, 2025 | ITOS iTeos Therapeutics, Inc. | MOption exercise Common Stock10b5-1 | +38,228 | $4.30 | $164k | 38,228 | Jun 6, 2025 |
| Jun 6, 2025 | ITOS iTeos Therapeutics, Inc. | SOpen-market sale Common Stock10b5-1 | -38,228 | $10.24 | $391k | 0 | Jun 6, 2025 |
| Jun 4, 2025 | ITOS iTeos Therapeutics, Inc. | MOption exercise Stock Option (Right to Buy)derivative10b5-1 | -38,227 | $0.00 | $0 | 76,455 | Jun 6, 2025 |
| Jun 5, 2025 | ITOS iTeos Therapeutics, Inc. | MOption exercise Stock Option (Right to Buy)derivative10b5-1 | -38,227 | $0.00 | $0 | 38,228 | Jun 6, 2025 |
| Jun 6, 2025 | ITOS iTeos Therapeutics, Inc. | MOption exercise Stock Option (Right to Buy)derivative10b5-1 | -38,228 | $0.00 | $0 | 0 | Jun 6, 2025 |
| May 2, 2025 | SRRK Scholar Rock Holding Corp | AGrant or award Stock Option (Right to Buy)derivative | +275,167 | $0.00 | $0 | 275,167 | May 6, 2025 |
| Apr 27, 2025 | SRRK Scholar Rock Holding Corp | AGrant or award Common Stock | +250,000 | $0.00 | $0 | 554,095 | Apr 29, 2025 |
| Apr 27, 2025 | SRRK Scholar Rock Holding Corp | AGrant or award Common Stock | +1,250,000 | $0.00 | $0 | 1,804,095 | Apr 29, 2025 |
| Apr 10, 2025 | KLRS Kalaris Therapeutics, Inc. | AGrant or award Stock Option (Right to Buy)derivative | +18,000 | $0.00 | $0 | 18,000 | Apr 11, 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.