Fairmount Funds Management LLC
SEC Form 4 insider trading activity
Fairmount Funds Management LLC has filed 14 SEC Form 4 filings (19 transaction rows) across 9 companies, including APGE, CBIO, ORKA, with disclosures dating back to 2025. 14 of those filings fall inside the rolling window. Most recent filing: Aug 11, 2026.
Companies traded
Insider Buying
$69.6M
reported purchases (SEC code P)
Insider Selling
$1.1B
reported sales (SEC code S)
Companies
9
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| CBIO | Director, 10% Owner | Purchase | 853,450 | $12.4M | Jul 20 | SEC ↗ | |
| ORKA | Director, 10% Owner | Sale | 3,553,410 | $300.0M | Jul 2 | SEC ↗ | |
| SYRE | Director | Sale | 4,684,781 | $399.7M | Jun 24 | SEC ↗ | |
| VRDN | Director, 10% Owner | Purchase | 1,176,470 | $20.0M | May 13 | SEC ↗ | |
| ZBIO | Director | Purchase | 150,000 | $3.0M | Apr 1 | SEC ↗ | |
| COGT | Director | Sale | 7,000,000 | $242.6M | Mar 31 | SEC ↗ | |
| APGE | Director | Sale | 1,750,000 | $133.5M | Jan 22 | SEC ↗ | |
| CBIO | Director, 10% Owner | Purchase | 1,360,000 | $18.2M | Dec 8 | SEC ↗ | |
| VRDN | Director, 10% Owner | Purchase | 454,545 | $10.0M | Oct 27 | SEC ↗ | |
| ZBIO | Director | Purchase | 316,219 | $6.0M | Oct 9 | SEC ↗ |