4D Molecular Therapeutics
FDMT · NASDAQ
$13.10+$0.81 (+6.59%)TodayMarket closed ·
Prev close $12.29
Who owns FDMT
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 65.8% of FDMT’s shares.
- Janus Henderson Investors11.0%
- RA Capital Management, LP9.7%
- Goldman Sachs & Co. LLC7.3%
- BlackRock Institutional Trust Company, N.A.7.1%
- Next 6 largest institutions30.7%
- All other shareholders34.2%
| Holder | Shares | % of shares |
|---|---|---|
| Janus Henderson Investors | 5.75M | 10.99% |
| RA Capital Management, LP | 5.05M | 9.66% |
| Goldman Sachs & Co. LLC | 3.84M | 7.34% |
| BlackRock Institutional Trust Company, N.A. | 3.74M | 7.15% |
| Novo Holdings A/S | 3.25M | 6.21% |
| State Street Investment Management (US) | 2.91M | 5.57% |
| BVF Partners L.P. | 2.88M | 5.51% |
| T. Rowe Price Investment Management, Inc. | 2.51M | 4.80% |
| Adage Capital Management, L.P. | 2.25M | 4.30% |
| Trails Edge Capital Partners LP | 2.23M | 4.26% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| State Street SPDR S&P Biotech ETF | 1.70M | 3.25% |
| Vanguard Total Stock Market Index Fund | 1.59M | 3.04% |
| iShares Russell 2000 ETF | 1.19M | 2.28% |
| Janus Henderson Horizon Biotechnology | 904.51K | 1.73% |
| Janus Henderson Global Life Sciences Fund | 793.17K | 1.52% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $5.29M (18 trades) of FDMT on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Kirn David | Sale | 272 | $3.70K |
| Kirn David | Sale | 58.06K | $750.24K |
| Bizily Scott | Option exercise | 1.64K | — |
| Bizily Scott | Sale | 1.64K | $22.32K |
| Bizily Scott | Option exercise | 1.64K | $6.77K |
| Kirn David | Sale | 58.33K | $811.00K |
| Bizily Scott | Option exercise | 584 | — |
| Bizily Scott | Sale | 584 | $8.18K |
| Bizily Scott | Option exercise | 584 | $3.79K |
| Kirn David | Option exercise | 50.00K | — |
Short interest
Settled Sep 30, 2026
- Shares short
- 11.24M
- Days to cover
- 9.33
- % of shares outstanding
- 21.50%
- Average daily volume
- 1.20M
- Change since last report
- −6.4%
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