Who owns Passage BIO, Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of PASG from SEC Form 13F filings across 30 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, 30 institutions disclosed 4.3M shares of Passage BIO, Inc. worth $11.0M — about 133.5% of shares outstanding; the largest disclosed holder is CITADEL ADVISORS LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
30
13F holders
$11.0M
value, 2026 filers
133.5%
of shares outstanding (4.3M sh)
6
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 PASG's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | CITADEL ADVISORS LLCNEW | 2.9M | $4.3M | 0.0% | 89.9% | new |
| 2 | Lynx1 Capital Management LP | 673,759 | $3.3M | 0.6% | 21% | +8.0% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 113,964 | $556,144 | 0.0% | 3.6% | 0.0% |
| 4 | Balyasny Asset Management L.P.NEW | 107,025 | $522,282 | 0.0% | 3.3% | new |
| 5 | Ikarian Capital, LLC | 99,517 | $485,643 | 0.1% | 3.1% | +46.1% |
| 6 | Yiheng Capital Management, L.P. | 86,097 | $420,153 | 0.1% | 2.7% | 0.0% |
| 7 | RENAISSANCE TECHNOLOGIES LLC | 47,892 | $233,713 | 0.0% | 1.5% | -64.2% |
| 8 | Erste Asset Management GmbH | 40,665 | $197,225 | 0.0% | 1.3% | -52.3% |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 37,026 | $180,716 | 0.0% | 1.2% | -10.5% |
| 10 | Verdad Advisers, LP | 30,728 | $149,953 | 0.1% | 1% | +38.9% |
| 11 | BOOTHBAY FUND MANAGEMENT, LLC | 28,439 | $138,782 | 0.0% | 0.9% | +50.7% |
| 12 | BlackRock, Inc. | 27,910 | $136,201 | 0.0% | 0.9% | -2.4% |
| 13 | ACADIAN ASSET MANAGEMENT LLC | 22,496 | $109 | 0.0% | 0.7% | -7.0% |
| 14 | VANGUARD FIDUCIARY TRUST CO | 17,049 | $83,199 | 0.0% | 0.5% | 0.0% |
| 15 | DELTEC ASSET MANAGEMENT LLCNEW | 15,000 | $73,200 | 0.0% | 0.5% | new |
| 16 | UBS Group AG | 13,565 | $66,197 | 0.0% | 0.4% | -50.7% |
| 17 | HRT FINANCIAL LPNEW | 12,712 | $62 | 0.0% | 0.4% | new |
| 18 | Fiduciary Trust Co | 10,750 | $52,460 | 0.0% | 0.3% | 0.0% |
| 19 | GTS SECURITIES LLCNEW | 10,000 | $48,800 | 0.0% | 0.3% | new |
| 20 | MORGAN STANLEY | 2,389 | $11,658 | 0.0% | 0.1% | -9.8% |
| 21 | Vanguard Global Advisers, LLC | 638 | $3,113 | 0.0% | 0% | 0.0% |
| 22 | BARCLAYS PLC | 212 | $1,035 | 0.0% | 0% | 0.0% |
| 23 | SBI Securities Co., Ltd. | 169 | $825 | 0.0% | 0% | +36.3% |
| 24 | WELLS FARGO & COMPANY/MN | 115 | $561 | 0.0% | 0% | 0.0% |
| 25 | OSAIC HOLDINGS, INC. | 15 | $73 | 0.0% | 0% | 0.0% |
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.