Jade Biosciences, Inc. (JBIO) ownership: Top institutional holder: FMR LLC ($99.55M). Insider activity: Net Seller (0 buys, 20 sells). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| FMR LLC | 7085423.00 | $99.55M | 2026-03-31 |
| Fairmount Funds Management LLC | 4553494.00 | $63.98M | 2026-03-31 |
| RA CAPITAL MANAGEMENT, L.P. | 3671083.00 | $51.58M | 2026-03-31 |
| Bellevue Group AG | 3501502.00 | $49.20M | 2026-03-31 |
| Venrock Adviser, LLC | 3220364.00 | $45.25M | 2026-03-31 |
| JANUS HENDERSON GROUP PLC | 3105669.00 | $43.56M | 2026-03-31 |
| BlackRock, Inc. | 2313949.00 | $32.51M | 2026-03-31 |
| VANGUARD GROUP INC | 2095767.00 | $32.34M | 2025-12-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-06-09 | |
| Sell | null | 2026-06-09 | |
| Sell | null | 2026-06-09 | |
| Sell | null | 2026-06-09 | |
| Sell | null | 2026-06-09 | |
| Sell | null | 2026-02-12 | |
| Sell | null | 2026-02-12 | |
| Sell | null | 2026-02-12 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.