15 insiders reported 39 Form 4 transactions for BlossomHill Therapeutics, Inc. (BLSM) over the past 18 months (most recent 2026-08-12). Recent activity: ORBIMED ADVISORS LLC (Director) Buy 1.0M shares, OrbiMed Capital GP VIII LLC (Director) Buy 1.0M shares, GORDON CARL L (Director) Buy 1.0M shares, OrbiMed Capital GP VIII LLC (Director) Buy 1.0M shares, GORDON CARL L (Director) Buy 1.0M shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-12 | ORBIMED ADVISORS LLC | Director | Buy | 1.0M | $0 |
| 2026-08-12 | OrbiMed Capital GP VIII LLC | Director | Buy | 1.0M | $0 |
| 2026-08-12 | GORDON CARL L | Director | Buy | 1.0M | $0 |
| 2026-08-12 | OrbiMed Capital GP VIII LLC | Director | Buy | 1.0M | $0 |
| 2026-08-12 | GORDON CARL L | Director | Buy | 1.0M | $0 |
| 2026-08-12 | ORBIMED ADVISORS LLC | Director | Buy | 1.0M | $0 |
| 2026-08-12 | OrbiMed Capital GP VIII LLC | Director | Buy | 625,000 | $10.0M |
| 2026-08-12 | GORDON CARL L | Director | Buy | 625,000 | $10.0M |
| 2026-08-12 | ORBIMED ADVISORS LLC | Director | Buy | 625,000 | $10.0M |
| 2026-08-10 | Cormorant Global Healthcare Master Fund, LP | 10% Owner | Buy | 1.6M | $0 |
| 2026-08-10 | Schmid John P. | Director | Buy | 6,000 | $96,000 |
| 2026-08-10 | Li Yishan | Executive Chairman | Buy | 1.6M | $0 |
| 2026-08-10 | Agrawal Sundeep | Director | Buy | 578,524 | $0 |
| 2026-08-10 | Chen Bihua | Director | Buy | 1.6M | $0 |
| 2026-08-10 | Cui Jingrong Jean | President and CEO | Buy | 1.6M | $0 |
| 2026-08-10 | Keyes Jason A | Chief Financial Officer | Buy | 700 | $11,200 |
| 2026-08-10 | Liptak Vincent Paul | General Counsel | Buy | 2,500 | $39,500 |
| 2026-08-10 | Cormorant Asset Management, LP | 10% Owner | Buy | 1.6M | $0 |
| 2026-08-10 | Cormorant Private Healthcare Fund VI, LP | 10% Owner | Buy | 1.6M | $0 |
| 2026-08-10 | Cormorant Private Healthcare Fund V LP | 10% Owner | Buy | 1.6M | $0 |
| 2026-08-10 | Cormorant Private Healthcare Fund III LP | 10% Owner | Buy | 1.6M | $0 |
| 2026-08-10 | Cormorant Private Healthcare Fund V LP | 10% Owner | Buy | 1.7M | $0 |
| 2026-08-10 | Cormorant Private Healthcare Fund III LP | 10% Owner | Buy | 1.7M | $0 |
| 2026-08-10 | Cormorant Private Healthcare Fund VI, LP | 10% Owner | Buy | 1.7M | $0 |
| 2026-08-10 | Liptak Vincent Paul | General Counsel | Buy | 2,200 | $35,200 |
Source: SEC Form 4 filings · as of 2026-08-12