6 insiders reported 36 Form 4 transactions for Passage BIO, Inc. (PASG) over the past 18 months (most recent 2026-06-29). Recent activity: Nichols Weston (10% Owner) Buy 50,055 shares, Lynx1 Capital Management LP (10% Owner) Buy 50,055 shares, Borthwick Kathleen (CFO) Buy 5,000 shares, Borthwick Kathleen (CFO) Sell 2,062 shares, Chou William (PRESIDENT AND CEO) Buy 10,000 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-29 | Nichols Weston | 10% Owner | Buy | 50,055 | $206,101 |
| 2026-06-29 | Lynx1 Capital Management LP | 10% Owner | Buy | 50,055 | $206,101 |
| 2026-01-12 | Borthwick Kathleen | CFO | Buy | 5,000 | $0 |
| 2026-01-12 | Borthwick Kathleen | CFO | Sell | 2,062 | $38,023 |
| 2026-01-12 | Chou William | PRESIDENT AND CEO | Buy | 10,000 | $0 |
| 2026-01-12 | Chou William | PRESIDENT AND CEO | Sell | 4,076 | $75,161 |
| 2025-09-15 | Nichols Weston | Insider | Buy | 325 | $2,262 |
| 2025-09-15 | Lynx1 Capital Management LP | Insider | Buy | 325 | $2,262 |
| 2025-09-15 | Nichols Weston | Insider | Buy | 19,783 | $138,283 |
| 2025-09-15 | Lynx1 Capital Management LP | Insider | Buy | 19,783 | $138,283 |
| 2025-09-15 | Nichols Weston | Insider | Buy | 11,900 | $83,181 |
| 2025-09-15 | Lynx1 Capital Management LP | Insider | Buy | 11,900 | $83,181 |
| 2025-07-24 | Nichols Weston | Insider | Buy | 13,123 | $71,389 |
| 2025-07-24 | Lynx1 Capital Management LP | Insider | Buy | 13,123 | $71,389 |
| 2025-07-24 | Nichols Weston | Insider | Buy | 49,302 | $282,993 |
| 2025-07-24 | Lynx1 Capital Management LP | Insider | Buy | 49,302 | $282,993 |
| 2025-07-24 | Nichols Weston | Insider | Buy | 66,423 | $379,275 |
| 2025-07-24 | Lynx1 Capital Management LP | Insider | Buy | 66,423 | $379,275 |
| 2025-06-26 | ORBIMED ADVISORS LLC | Insider | Sell | 231,600 | $81,060 |
| 2025-06-26 | OrbiMed Capital GP VII LLC | Insider | Sell | 231,600 | $81,060 |
| 2025-06-26 | ORBIMED ADVISORS LLC | Insider | Sell | 138,800 | $45,804 |
| 2025-06-26 | OrbiMed Capital GP VII LLC | Insider | Sell | 138,800 | $45,804 |
| 2025-06-26 | ORBIMED ADVISORS LLC | Insider | Sell | 213,257 | $70,375 |
| 2025-06-26 | OrbiMed Capital GP VII LLC | Insider | Sell | 213,257 | $70,375 |
| 2025-04-24 | ORBIMED ADVISORS LLC | Insider | Sell | 78,049 | $26,537 |
Source: SEC Form 4 filings · as of 2026-06-29