Latest Period
Q1 2026
Security Snapshot
Passage BIO, Inc. - Common Stock, $0.0001 Par Value Per Share (PASG) Institutional Ownership
CUSIP: 702712209
13F Institutional Holders and Ownership History from Q2 2025 to Q2 2026
Institutions Reporting
33
Shares (Excl. Options)
1,780,041
Price
$7.85
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- Security type / class
- Equity / Common Stock, $0.0001 Par Value Per Share
- Symbol
- PASG on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 1,780,041
- Total 13F value
- $13,830,015
- Portfolio coverage rank
- 0%
- Share change
- +197,627
- Value change
- +$1,293,518
- Number of holders
- 33
- Shares outstanding
- 3,219,973
- SEC-reported price per share
- $4.92
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- PASG - Passage BIO, Inc. - Common Stock, $0.0001 Par Value Per Share is tracked under CUSIP 702712209.
- 33 institutions reported positions in Q1 2026.
- 1 significant owner is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 33 to 1 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $13,830,015 to $59.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 33 institutions filings for Q1 2026.
Security key
702712209
Latest holder period
Q1 2026
13F holders
33
13D/G owners
1
CIK / CUSIP context first
Open Q1 2026 holders
PASG full holder history
Passage BIO, Inc. SEC filings
Passage BIO, Inc. company facts
Passage BIO, Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 702712209:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
1
Security
PASG
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Baselake Partners, LP | 7.3% | $1,203,497 | 235,058 | Baselake Partners, LP | 18 Jun 2026 |
As of 31 Mar 2026, 33 institutional investors reported holding 1,780,041 shares of Passage BIO, Inc. - Common Stock, $0.0001 Par Value Per Share (PASG). This represents 55% of the company’s total 3,219,973 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
55%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Lynx1 Capital Management LP | 19% | 623,704 | 0% | 0.77% | $4,896,076 |
| Vestal Point Capital, LP | 9.5% | 305,000 | 0% | 0.07% | $2,394,250 |
| RENAISSANCE TECHNOLOGIES LLC | 4.1% | 133,612 | +22% | 0% | $1,048,854 |
| Eversept Partners, LP | 4.1% | 131,581 | +4.2% | 0.07% | $1,032,911 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.5% | 113,964 | 0% | 0% | $894,617 |
| Yiheng Capital Management, L.P. | 2.7% | 86,097 | +151% | 0.29% | $675,861 |
| Erste Asset Management GmbH | 2.6% | 85,262 | 0% | 0% | $526,919 |
| Ikarian Capital, LLC | 2.1% | 68,124 | 0.08% | $534,773 | |
| GEODE CAPITAL MANAGEMENT, LLC | 1.3% | 41,380 | +32% | 0% | $324,878 |
| BlackRock, Inc. | 0.89% | 28,595 | -1.1% | 0% | $224,470 |
| UBS Group AG | 0.85% | 27,501 | +1807% | 0% | $215,883 |
| ACADIAN ASSET MANAGEMENT LLC | 0.75% | 24,196 | 0% | 0% | $189,000 |
| Verdad Advisers, LP | 0.69% | 22,128 | 0.2% | $173,705 | |
| DIADEMA PARTNERS LP | 0.61% | 19,530 | 0.07% | $153,311 | |
| BOOTHBAY FUND MANAGEMENT, LLC | 0.59% | 18,871 | 0% | $148,137 | |
| VANGUARD FIDUCIARY TRUST CO | 0.53% | 17,049 | 0% | 0% | $133,835 |
| XTX Topco Ltd | 0.39% | 12,627 | 0% | $99,122 | |
| Fiduciary Trust Co | 0.33% | 10,750 | 0% | 0% | $84,388 |
| Persistent Asset Partners Ltd | 0.15% | 4,955 | 0.02% | $38,897 | |
| MORGAN STANLEY | 0.08% | 2,650 | -38% | 0% | $20,803 |
| Rockefeller Capital Management L.P. | 0.02% | 800 | +60% | 0% | $6,280 |
| Vanguard Global Advisers, LLC | 0.02% | 638 | 0% | 0% | $5,008 |
| Tower Research Capital LLC (TRC) | 0.02% | 502 | 0% | $3,941 | |
| BARCLAYS PLC | 0.01% | 212 | 0% | 0% | $1,664 |
| SBI Securities Co., Ltd. | 0% | 124 | -13% | 0% | $973 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
5
Latest
Q1 2026
Rows shown
1-5 of 5
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 12 | $59 | $4.92 | 1 | |
| 2026 Q1 | 1,780,041 | $13,830,015 | +$1,293,518 | $7.85 | 33 |
| 2025 Q4 | 1,577,408 | $18,609,960 | +$657,198 | $11.80 | 28 |
| 2025 Q3 | 1,561,486 | $12,546,742 | +$12,521,596 | $8.03 | 29 |
| 2025 Q2 | 3,121 | $1,249 | +$1,249 | $0.40 | 2 |