Fairmount Funds Management LLC
Total Volume
$964.7M
17 filings
Purchases
$41.0M
3 buy txns
Sales
$903.2M
4 sell txns
Net Activity
-$862.2M
net sold
Profile
- Filings
- 17
- Buy transactions
- 3
- Sell transactions
- 4
- Companies
- 9
- Active
- 2025–2026
Fairmount Funds Management LLC, Director, has filed 17 reports across 9 companies, totaling $964.7M in disclosed volume. Sales ($903.2M) outpace purchases ($41.0M). Insider sales are common for diversification and should be read in context. All data sourced from SEC Form 3, 4, and 5 filings.
Associated Companies
Spyre Therapeutics, Inc. (SYRE)
2 filings
$400.2M
Cogent Biosciences, Inc. (COGT)
3 filings
$395.0M
$25.0M bought
Apogee Therapeutics, Inc. (APGE)
2 filings
$134.2M
Jade Biosciences, Inc. (JBIO)
2 filings
$12.7M
Viridian Therapeutics, Inc.\DE (VRDN)
1 filing
$10.0M
$10.0M bought
Zenas BioPharma, Inc. (ZBIO)
1 filing
$6.0M
$6.0M bought
Oruka Therapeutics, Inc. (ORKA)
2 filings
$5.5M
Damora Therapeutics, Inc. (DMRA)
3 filings
$860.1K
CRESCENT BIOPHARMA, INC. (CBIO)
1 filing
$188.0K
Trading History
| Jun 23 | SYRE Spyre Therapeutics, Inc. | Fairmount Funds Management LLC | Director | Sell | $399.7M |
| Jun 11 | APGE Apogee Therapeutics, Inc. | Fairmount Funds Management LLC | Director | Other | $0 |
| Jun 11 | JBIO Jade Biosciences, Inc. | Fairmount Funds Management LLC | Insider | Other | $0 |
| Jun 3 | CBIO CRESCENT BIOPHARMA, INC. | Fairmount Funds Management LLC | Director, 10% Owner | Other | $0 |
| Jun 3 | ORKA Oruka Therapeutics, Inc. | Fairmount Funds Management LLC | Director, 10% Owner | Other | $0 |
| May 29 | SYRE Spyre Therapeutics, Inc. | Fairmount Funds Management LLC | Director | Other | $0 |
| Mar 31 | COGT Cogent Biosciences, Inc. | Fairmount Funds Management LLC | Director | Sell | $242.6M |
| Mar 25 | DMRA Damora Therapeutics, Inc. | Fairmount Funds Management LLC | Insider | Other | $0 |
| Feb 12 | GLTO Galecto, Inc. | Fairmount Funds Management LLC | Insider | Other | $0 |
| Jan 22 | APGE Apogee Therapeutics, Inc. | Fairmount Funds Management LLC | Director | Sell | $133.5M |
| Jan 22 | COGT Cogent Biosciences, Inc. | Fairmount Funds Management LLC | Director | Sell | $127.4M |
| Nov 17 | GLTO Galecto, Inc. | Fairmount Funds Management LLC | Insider | Other | $0 |
| Oct 27 | VRDN Viridian Therapeutics, Inc.\DE | Fairmount Funds Management LLC | Director, 10% Owner | Buy | $10.0M |
| Oct 9 | ZBIO Zenas BioPharma, Inc. | Fairmount Funds Management LLC | Director | Buy | $6.0M |
| Oct 8 | JBIO Jade Biosciences, Inc. | Fairmount Funds Management LLC | Director, 10% Owner | Grant | $12.2M |
| Sep 19 | ORKA Oruka Therapeutics, Inc. | Fairmount Funds Management LLC | Director, 10% Owner | Grant | $5.0M |
| Jul 14 | COGT Cogent Biosciences, Inc. | Fairmount Funds Management LLC | Director | Buy | $25.0M |
17 filings