Cogent Biosciences
COGT · NASDAQ
$31.24+$1.23 (+4.10%)TodayMarket closed ·
Prev close $30.01
Who owns COGT
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 49.3% of COGT’s shares.
- Fidelity Management & Research Company LLC13.3%
- BlackRock Institutional Trust Company, N.A.7.3%
- Vanguard Portfolio Management, LLC4.7%
- Vanguard Capital Management, LLC4.3%
- Next 6 largest institutions19.6%
- All other shareholders50.7%
| Holder | Shares | % of shares |
|---|---|---|
| Fidelity Management & Research Company LLC | 22.78M | 13.33% |
| BlackRock Institutional Trust Company, N.A. | 12.51M | 7.32% |
| Vanguard Portfolio Management, LLC | 8.07M | 4.72% |
| Vanguard Capital Management, LLC | 7.41M | 4.34% |
| State Street Investment Management (US) | 6.96M | 4.08% |
| Janus Henderson Investors | 6.62M | 3.88% |
| Fairmount Funds Management LLC | 5.50M | 3.22% |
| Deerfield Management Company, L.P. | 5.01M | 2.93% |
| TCG Crossover Management, LLC | 4.85M | 2.84% |
| Geode Capital Management, L.L.C. | 4.51M | 2.64% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Total Stock Market Index Fund | 5.18M | 3.03% |
| iShares Russell 2000 ETF | 4.29M | 2.51% |
| Vanguard Small-Cap Index Fund | 3.73M | 2.18% |
| State Street SPDR S&P Biotech ETF | 3.34M | 1.96% |
| Polar Capital Biotechnology Fund | 3.30M | 1.93% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $1.69M (2 trades) of COGT on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Ferrante Karen Jean | Award | 759 | — |
| Morris Arlene | Option exercise | 3.58K | — |
| Morris Arlene | Option exercise | 41.93K | — |
| Morris Arlene | Sale | 3.16K | $118.66K |
| Morris Arlene | Sale | 42.35K | $1.57M |
| Morris Arlene | Option exercise | 3.58K | $9.03K |
| Morris Arlene | Option exercise | 41.93K | $236.47K |
| Ferrante Karen Jean | Award | 627 | — |
| Shegog Todd | Award | 17.90K | — |
| Ros Matthew | Award | 17.90K | — |
Short interest
Settled Sep 30, 2026
- Shares short
- 19.46M
- Days to cover
- 8.08
- % of shares outstanding
- 11.39%
- Average daily volume
- 2.41M
- Change since last report
- +7.4%
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