Who owns Jade Biosciences, Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from SEC filings.
Institutional ownership of JBIO from SEC Form 13F filings across 117 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 117 institutions disclosed 45.0M shares of Jade Biosciences, Inc. worth $994.3M — about 73.8% of shares outstanding; the largest disclosed holder is FMR LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
117
13F holders
$994.3M
value, 2026 filers
73.8%
of shares outstanding (45.0M sh)
42
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of JBIO's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | FMR LLC | 9.1M | $202.8M | 0.0% | 14.9% | +28.8% |
| 2 | Jupiter Topco LLCNEW | 6.3M | $139.4M | 0.1% | 10.3% | new |
| 3 | Bellevue Group AG | 3.1M | $67.9M | 1.4% | 5% | -12.7% |
| 4 | BlackRock, Inc. | 2.8M | $62.2M | 0.0% | 4.6% | +21.1% |
| 5 | FRANKLIN RESOURCES INCNEW | 2.8M | $62.0M | 0.0% | 4.6% | new |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 2.2M | $49.9M | 0.0% | 3.7% | -37.5% |
| 7 | ADAGE CAPITAL PARTNERS GP, L.L.C.NEW | 1.9M | $42.5M | 0.1% | 3.1% | new |
| 8 | Polar Capital Holdings PlcNEW | 1.8M | $41.0M | 0.1% | 3% | new |
| 9 | Avidity Partners Management LP | 1.7M | $37.8M | 6.1% | 2.8% | -39.3% |
| 10 | JPMORGAN CHASE & CO | 1.5M | $32.6M | 0.0% | 2.4% | +9198.9% |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 985,178 | $21.9M | 0.0% | 1.6% | +19.8% |
| 12 | CITADEL ADVISORS LLC | 929,407 | $20.7M | 0.0% | 1.5% | +577.3% |
| 13 | Balyasny Asset Management L.P. | 878,726 | $19.5M | 0.0% | 1.4% | +118.3% |
| 14 | GOLDMAN SACHS GROUP INC | 735,224 | $16.3M | 0.0% | 1.2% | +380.4% |
| 15 | Pictet Asset Management Holding SANEW | 733,768 | $16.3M | 0.0% | 1.2% | new |
| 16 | Aberdeen Group plc | 621,108 | $13.8M | 0.0% | 1% | -28.4% |
| 17 | MARSHALL WACE, LLP | 585,761 | $13.0M | 0.0% | 1% | -38.0% |
| 18 | BANK OF AMERICA CORP /DE/ | 486,955 | $10.8M | 0.0% | 0.8% | +1161.6% |
| 19 | VANGUARD PORTFOLIO MANAGEMENT LLC | 461,528 | $10.3M | 0.0% | 0.8% | +118.4% |
| 20 | Blackstone Inc.NEW | 435,320 | $9.7M | 0.0% | 0.7% | new |
| 21 | Walleye Capital LLCNEW | 365,272 | $8.1M | 0.0% | 0.6% | new |
| 22 | MILLENNIUM MANAGEMENT LLC | 314,548 | $7.0M | 0.0% | 0.5% | +96.5% |
| 23 | VANGUARD FIDUCIARY TRUST CO | 304,867 | $6.8M | 0.0% | 0.5% | +38.9% |
| 24 | NORTHERN TRUST CORP | 295,081 | $6.6M | 0.0% | 0.5% | +22.0% |
| 25 | LORD, ABBETT & CO. LLCNEW | 226,606 | $5,035 | 0.0% | 0.4% | new |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.