PASG Insider Trading
Passage BIO, Inc. | Biological Products, (No Diagnostic Substances)
Comprehensive Trading Performance Summary
The investment history of corporate insiders at Passage BIO, Inc. provides a unique lens into the internal conviction of the company's leadership. By analyzing SEC Form 4 filings, investors can track how directors and officers are allocating their own capital. High-conviction buying often signals that management believes the current market price significantly undervalues future growth prospects, while strategic selling might occur for personal liquidity or portfolio diversification. Monitoring these shifts in ownership is essential for understanding the alignment between management and shareholders in the Biological Products, (No Diagnostic Substances) sector.
Transactions on Chart
Open Full Chart| Filing Date | Trade Date | Reporting Person | Relationship | Type | Price | Qty | Total, $ | Owned After | Change, % |
|---|---|---|---|---|---|---|---|---|---|
| 2026-01-13 00:03 | 2026-01-08 | Chou William | Director, Officer - PRESIDENT AND CEO | OPT+S | $18.44 | 4,076 | $75,159 | 6,524 | 0.0% |
| 2026-01-13 00:03 | 2026-01-08 | Borthwick Kathleen | Officer - CFO | OPT+S | $18.44 | 2,062 | $38,022 | 5,402 | 0.0% |
| 2025-09-16 03:05 | 2025-09-11 | Lynx1 Capital Management LP | 10% owner | BUY | $6.99 | 32,008 | $223,736 | 623,704 | +5.4% |
| 2025-07-25 01:12 | 2025-07-22 | Lynx1 Capital Management LP | 10% owner | BUY | $5.70 | 128,848 | $733,828 | 591,696 | +27.8% |
| 2025-06-27 00:10 | 2025-06-24 | ORBIMED ADVISORS LLC | 10% owner | SELL | $0.34 | 583,657 | $197,218 | 6,066,343 | -8.8% |
| 2025-04-25 00:38 | 2025-04-22 | ORBIMED ADVISORS LLC | 10% owner | SELL | $0.33 | 235,572 | $78,728 | 6,650,000 | -3.4% |
| 2025-04-18 01:10 | 2025-04-15 | ORBIMED ADVISORS LLC | 10% owner | SELL | $0.33 | 149,054 | $49,710 | 6,885,572 | -2.1% |
| 2025-02-13 00:21 | 2025-02-11 | Borthwick Kathleen | Officer - CFO | OPT+S | $0.53 | 3,183 | $1,686 | 41,283 | 0.0% |
| 2025-01-15 01:17 | 2025-01-10 | ORBIMED ADVISORS LLC | 10% owner | SELL | $0.64 | 223,219 | $142,213 | 7,034,626 | -3.1% |
| 2025-01-09 02:09 | 2025-01-06 | ORBIMED ADVISORS LLC | 10% owner | SELL | $0.70 | 147,024 | $103,299 | 7,257,845 | -2.0% |
| 2025-01-01 00:05 | 2024-12-27 | Lynx1 Capital Management LP | 10% owner | BUY | $0.65 | 373,645 | $241,038 | 9,256,953 | +4.2% |
| 2024-12-27 00:34 | 2024-12-20 | ORBIMED ADVISORS LLC | 10% owner | SELL | $0.60 | 230,321 | $138,193 | 7,404,869 | -3.0% |
| 2024-12-12 01:32 | 2024-12-09 | ORBIMED ADVISORS LLC | 10% owner | SELL | $0.83 | 62,276 | $51,988 | 7,635,190 | -0.8% |
| 2024-12-07 03:07 | 2024-12-04 | ORBIMED ADVISORS LLC | 10% owner | SELL | $0.80 | 97,103 | $77,343 | 7,697,466 | -1.2% |
| 2024-11-28 02:11 | 2024-11-25 | Lynx1 Capital Management LP | 10% owner | BUY | $0.62 | 456,353 | $284,536 | 8,883,308 | +5.4% |
| 2024-09-23 23:51 | 2024-09-19 | ORBIMED ADVISORS LLC | 10% owner | SELL | $0.71 | 39,300 | $27,903 | 7,794,569 | -0.5% |
| 2024-09-19 01:38 | 2024-09-16 | ORBIMED ADVISORS LLC | 10% owner | SELL | $0.73 | 200,131 | $146,736 | 7,833,869 | -2.5% |
| 2024-02-14 03:36 | 2024-02-13 | Borthwick Kathleen | Officer - SVP, INTERIM CFO | OPT+S | $0.97 | 1,470 | $1,426 | 28,466 | 0.0% |
| 2024-02-14 03:34 | 2024-02-13 | Forman Mark S | Officer - CHIEF MEDICAL OFFICER | OPT+S | $0.97 | 1,638 | $1,589 | 48,631 | 0.0% |
| 2024-01-04 00:21 | 2024-01-02 | Forman Mark S | Officer - Chief Medical Officer | OPT+S | $0.91 | 15,813 | $14,390 | 45,269 | 0.0% |
| 2024-01-04 00:20 | 2024-01-02 | Borthwick Kathleen | Officer - SVP, Interim CFO | OPT+S | $0.91 | 10,672 | $9,712 | 25,936 | 0.0% |
| 2024-01-04 00:19 | 2024-01-02 | Cale Edgar B. | Officer - GC & Corporate Secretary | OPT+S | $0.91 | 15,813 | $14,390 | 45,995 | 0.0% |
| 2023-08-01 23:36 | 2023-07-28 | King Simona | Officer - Chief Financial Officer | OPT+S | $0.88 | 11,453 | $10,079 | 23,994 | 0.0% |
| 2023-06-29 23:42 | 2023-06-27 | ORBIMED ADVISORS LLC | 10% owner | BUY | $0.84 | 1,192,577 | $1,001,765 | 8,034,000 | +17.4% |
| 2023-06-20 23:10 | 2023-06-16 | Fotopoulos Alexandros | Officer - Chief Technical Officer | OPT+S | $0.93 | 4,052 | $3,778 | 28,693 | 0.0% |
| 2023-04-20 23:28 | 2023-04-18 | King Simona | Officer - Chief Financial Officer | OPT+S | $1.05 | 2,053 | $2,156 | 2,053 | 0.0% |
| 2022-12-03 01:14 | 2022-12-01 | Kapadia Sandip | Director | SELL | $1.19 | 5,000 | $5,965 | 0 | -100.0% |
| 2022-11-26 00:15 | 2022-11-22 | Fotopoulos Alexandros | Officer - Chief Technical Officer | OPT+S | $1.33 | 3,720 | $4,948 | 20,245 | 0.0% |
| 2022-11-19 01:01 | 2022-09-19 | Toernsen Monika Maria | Officer - Chief Commercial Officer | OPT+S | $1.51 | 1,681 | $2,539 | 3,319 | 0.0% |
| 2022-05-06 00:23 | 2022-05-03 | ORBIMED ADVISORS LLC | 10% owner | BUY | $1.94 | 525,000 | $1,016,295 | 6,841,423 | +8.3% |
| 2022-05-06 00:11 | 2022-01-20 | ORBIMED ADVISORS LLC | 10% owner | BUY | $5.00 | 50,800 | $254,000 | 6,316,423 | +0.8% |
| 2022-03-23 23:43 | 2022-03-21 | Goldsmith Bruce A | Director, Officer - CEO and President | BUY | $3.15 | 10,000 | $31,500 | 15,983 | +167.1% |
| 2022-01-25 00:44 | 2022-01-20 | ORBIMED ADVISORS LLC | 10% owner | BUY | $5.42 | 369,100 | $2,000,522 | 6,634,723 | +5.9% |
| 2022-01-21 02:03 | 2022-01-14 | ORBIMED ADVISORS LLC | 10% owner | BUY | $5.38 | 168,300 | $905,202 | 6,265,623 | +2.8% |
| 2022-01-14 03:37 | 2022-01-11 | ORBIMED ADVISORS LLC | 10% owner | BUY | $5.61 | 150,000 | $841,080 | 6,097,323 | +2.5% |
| 2021-05-22 01:09 | 2021-05-21 | Morris Richard Steven | Officer - Chief Financial Officer | BUY | $13.82 | 2,171 | $30,000 | 5,454 | +66.1% |
| 2021-05-22 01:05 | 2021-05-21 | Goldsmith Bruce A | Director, Officer - CEO and President | BUY | $13.12 | 2,000 | $26,230 | 5,983 | +50.2% |
| 2021-03-18 04:12 | 2021-03-15 | Romano Gary | Officer - Chief Medical Officer | OPT+S | $21.10 | 10,000 | $211,013 | 0 | 0.0% |
| 2021-01-23 01:54 | 2021-01-20 | Quigley Jill M. | Officer - Chief Operating Officer | SELL | $30.01 | 1,300 | $39,011 | 295,284 | -0.4% |
| 2021-01-16 04:29 | 2021-01-14 | Quigley Jill M. | Officer - Chief Operating Officer | SELL | $30.10 | 16,298 | $490,570 | 296,584 | -5.2% |
| 2020-03-26 03:26 | 2020-03-24 | Countouriotis Athena | Director | BUY | $14.98 | 10,000 | $149,750 | 18,900 | +112.4% |
| 2020-03-14 00:20 | 2020-03-03 | Ratcliffe Liam | Director | BUY | $18.00 | 552,800 | $9,950,400 | 2,800 | +100.0% |
| 2020-03-04 03:07 | 2020-02-28 | ORBIMED ADVISORS LLC | 10% owner | BUY | $18.00 | 373,300 | $6,719,400 | 373,300 | +100.0% |
| 2020-03-04 03:03 | 2020-03-03 | Versant Venture Capital VI, L.P. | 10% owner | BUY | $18.00 | 225,000 | $4,050,000 | 933,352 | +31.8% |
| 2020-03-04 02:59 | 2020-03-03 | Frazier Life Sciences IX, L.P. | 10% owner | BUY | $18.00 | 550,000 | $9,900,000 | 5,009,219 | +12.3% |
| 2020-03-04 02:57 | 2020-03-03 | Woiwode Thomas | Director, 10% owner | BUY | $18.00 | 225,000 | $4,050,000 | 933,352 | +31.8% |
| 2020-03-04 02:54 | 2020-03-03 | Heron Patrick J | Director, 10% owner | BUY | $18.00 | 550,000 | $9,900,000 | 5,009,219 | +12.3% |
| 2020-03-04 02:51 | 2020-03-03 | Yamada Tadataka | Director | BUY | $18.00 | 6,500 | $117,000 | 656,149 | +1.0% |
| 2020-03-04 02:48 | 2020-03-03 | Ratcliffe Liam | Director | BUY | $18.00 | 2,800 | $50,400 | 2,800 | +100.0% |
| 2020-03-04 02:46 | 2020-03-03 | Quigley Jill M. | Officer - Chief Operating Officer | BUY | $18.00 | 2,500 | $45,000 | 1,000 | +100.0% |
How to Interpret $PASG Trades
Not every insider transaction in Passage BIO, Inc. is a signal for immediate action. Professional investors look for "cluster buying"—when multiple executives simultaneously purchase $PASG shares on the open market. It is crucial to distinguish between scheduled sales (under Rule 10b5-1) and voluntary increases in ownership, which demonstrate management’s true conviction that the stock is undervalued.
Data Source & Accuracy for PASG
Insider activity data for Passage BIO, Inc. is streamed in real-time directly from the SEC EDGAR system. We analyze raw Form 4 filings, filtering out technical adjustments and complex derivative transactions. This provides a transparent view of how ownership structure is evolving in $PASG, allowing you to follow the capital of those with the most intimate knowledge of the company.
UNDERSTANDING THE DATA
FILING DATE: The date and time when the transaction was reported to the SEC. This is when the public first receives the information.
TRADE DATE: The actual day the insider executed the purchase or sale in the market.
INDUSTRY: The specific market sector the company operates in. Useful for identifying broader institutional capital flows across sectors.
OWNED AFTER: The total number of shares held by the insider following the transaction. This highlights the insider's remaining conviction in the company.
CHANGE %: The percentage increase or decrease of the insider's total position. Large percentage changes often carry more weight than the dollar amount alone.
TRADE TYPES DEFINITIONS
BUY: An open market purchase. Typically indicates an insider's belief that the stock is undervalued or poised for growth.
SELL: An open market sale. While often used for diversification or liquidity, large or unexpected sales can be a warning signal.
OPT+S (OPTION EXERCISE & SALE): This occurs when an insider exercises their stock options and sells them immediately. Often part of a structured compensation plan.