Chou William, President and CEO of Passage BIO, Inc. ($PASG), sold shares once on the open market in the last 365 days for a total of $75,159. His most recent sale occurred on January 8, 2026. These $PASG insider sales rank 9,951st among 11,678 individual insiders, far below the average sale amount of $8.6 million across about 6.4 transactions. Chou William made no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 16, 2026 | Passage BIO, Inc. | $PASG | Chou William | PRESIDENT AND CEO | A | Employee Stock Option (right to buy) | 58000 | $0.00 | 58,000.0000 | 3,172,870 | 9999.99% | 1.83% |
| Jan. 8, 2026 | Passage BIO, Inc. | $PASG | Chou William | PRESIDENT AND CEO | M | Restricted Stock Unit | 10000 | $0.00 | 10,000.0000 | 3,172,870 | 50.00% | 0.32% |
| Jan. 8, 2026 | Passage BIO, Inc. | $PASG | Chou William | PRESIDENT AND CEO | M | Common Stock | 10000 | $0.00 | 10,600.0000 | 3,172,870 | 1666.67% | 0.32% |
| Jan. 8, 2026 | Passage BIO, Inc. | $PASG | Chou William | PRESIDENT AND CEO | S | Common Stock | 4076 | $18.44 | 6,524.0000 | 3,172,870 | 38.45% | 0.13% |
| Jan. 15, 2025 | Passage BIO, Inc. | $PASG | Chou William | PRESIDENT AND CEO | A | Restricted Stock Unit | 20000 | $0.00 | 20,000.0000 | 3,078,665 | 9999.99% | 0.65% |
| March 15, 2025 | Passage BIO, Inc. | $PASG | Chou William | PRESIDENT AND CEO | A | Employee Stock Option (right to buy) | 779533 | $0.00 | 779,533.0000 | 3,078,665 | 9999.99% | 25.32% |
| March 15, 2024 | Passage BIO, Inc. | $PASG | Chou William | PRESIDENT AND CEO | A | Employee Stock Option (right to buy) | 575000 | $0.00 | 575,000.0000 | 54,743,490 | 9999.99% | 1.05% |
| March 15, 2023 | Passage BIO, Inc. | $PASG | Chou William | President and CEO | A | Employee Stock Option (right to buy) | 608615 | $0.00 | 608,615.0000 | 54,429,023 | 9999.99% | 1.12% |