PASG
Passage BIO, Inc.
NASDAQ · Healthcare · Biotechnology · US
$4.75
−5.75%1
Insider buys (3m)
0
Insider sells (3m)
$206.1K
Net value (3m)
-15.6%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Jun 29, 2026 | Lynx1 Capital Management LP · 10 percent owner | Purchase | 50,055 | $4.12 |
| May 21, 2026 | Sondhi Dolan · director | A-Award | 10,539 | $5.08 |
| May 21, 2026 | Kassberg Thomas Richard · director | A-Award | 10,539 | $5.08 |
| May 21, 2026 | GOWEN MAXINE · director | A-Award | 10,539 | $5.08 |
| May 21, 2026 | Porter Derrell · director | A-Award | 10,539 | $5.08 |
| May 21, 2026 | Countouriotis Athena · director | A-Award | 10,539 | $5.08 |
| May 21, 2026 | Kapadia Sandip · director | A-Award | 10,539 | $5.08 |
| Mar 18, 2026 | Borthwick Kathleen · officer: CFO | A-Award | 15,610 | $7.64 |
| Mar 18, 2026 | Chou William · director, officer: PRESIDENT AND CEO | A-Award | 58,000 | $7.64 |
| Jan 12, 2026 | Borthwick Kathleen · officer: CFO | Sale | 2,062 | $18 |
| Jan 12, 2026 | Borthwick Kathleen · officer: CFO | M-Exempt | 5,000 | $0.00 |
| Jan 12, 2026 | Chou William · director, officer: PRESIDENT AND CEO | Sale | 4,076 | $18 |
| Jan 12, 2026 | Chou William · director, officer: PRESIDENT AND CEO | M-Exempt | 10,000 | $0.00 |
| Dec 29, 2025 | Chou William · director, officer: PRESIDENT AND CEO | A-Award | 20,000 | $0.00 |
| Dec 29, 2025 | Borthwick Kathleen · officer: CFO | A-Award | 10,000 | $0.00 |
| Sep 15, 2025 | Lynx1 Capital Management LP · 10 percent owner | Purchase | 325 | $6.96 |
| Sep 15, 2025 | Lynx1 Capital Management LP · 10 percent owner | Purchase | 11,900 | $6.99 |
| Sep 15, 2025 | Lynx1 Capital Management LP · 10 percent owner | Purchase | 19,783 | $6.99 |
| Jul 24, 2025 | Lynx1 Capital Management LP · 10 percent owner | Purchase | 66,423 | $5.71 |
| Jul 24, 2025 | Lynx1 Capital Management LP · 10 percent owner | Purchase | 49,302 | $5.74 |
| Jul 24, 2025 | Lynx1 Capital Management LP · 10 percent owner | Purchase | 13,123 | $5.44 |
| Jun 26, 2025 | ORBIMED ADVISORS LLC · 10 percent owner | Sale | 231,600 | $0.35 |
| Jun 26, 2025 | ORBIMED ADVISORS LLC · 10 percent owner | Sale | 138,800 | $0.33 |
| Jun 26, 2025 | ORBIMED ADVISORS LLC · 10 percent owner | Sale | 213,257 | $0.33 |
| May 30, 2025 | Kapadia Sandip · director | A-Award | 201,857 | $0.36 |
| May 30, 2025 | Sondhi Dolan · director | A-Award | 201,857 | $0.36 |
| May 30, 2025 | GOWEN MAXINE · director | A-Award | 201,857 | $0.36 |
| May 30, 2025 | Countouriotis Athena · director | A-Award | 201,857 | $0.36 |
| May 30, 2025 | Kassberg Thomas Richard · director | A-Award | 143,789 | $0.36 |
| May 30, 2025 | Islam Saqib · director | A-Award | 201,857 | $0.36 |
Institutional positioning
13F filings over the trailing two quarters
New 16Increased 10Reduced 12Sold out 9
| Filer | Action | Shares | Filed |
|---|---|---|---|
| Lynx1 Capital Management LP | Increased | 673,759 | Aug 13, 2026 |
| LYNX1 CAPITAL MANAGEMENT LP | Unchanged | 623,704 | May 4, 2026 |
| VESTAL POINT CAPITAL, LP | Unchanged | 305,000 | May 15, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Increased | 133,612 | May 14, 2026 |
| EVERSEPT PARTNERS, LP | Increased | 131,581 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 113,964 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Unchanged | 113,964 | Aug 13, 2026 |
| BALYASNY ASSET MANAGEMENT L.P. | New Position | 107,025 | Aug 14, 2026 |
| Ikarian Capital, LLC | Increased | 99,517 | Aug 14, 2026 |
| YIHENG CAPITAL MANAGEMENT, L.P. | Increased | 86,097 | May 15, 2026 |
| Yiheng Capital Management, L.P. | Unchanged | 86,097 | Aug 14, 2026 |
| ERSTE ASSET MANAGEMENT GMBH | Unchanged | 85,262 | May 11, 2026 |
| IKARIAN CAPITAL, LLC | New Position | 68,124 | May 15, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 47,892 | Aug 13, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 41,380 | May 15, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Jun 29, 2026