Passage BIO PASG Insider Ownership

NASDAQ PASG
$4.60 +0.09 (+2.00%)
As of: Aug 20, 2026 · 3:58 PM EDT

Historic Insider Ownership Trends

Passage BIO's three largest insider shareholders as of August 04, 2026 are Capital Management Lp Lynx1 (TenPercentOwner, 9.26Mn shares), Advisors Llc Orbimed (TenPercentOwner, 6.84Mn shares), Advisors Llc Orbimed (TenPercentOwner, 6.07Mn shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Advisors Llc Orbimed - 0 6,841,423 05 May, 2022
Bruce A Goldsmith Ceo And President 15,983 0 23 Mar, 2022
Jill M. Quigley Chief Operating Officer 368,754 0 10 Dec, 2021
Edgar B. Cale Gc Corporate Secretary 45,995 0 03 Jan, 2024
Alexandros Fotopoulos Chief Technical Officer 28,693 0 20 Jun, 2023
Monika Maria Toernsen Chief Commercial Officer 3,319 0 18 Nov, 2022
Simona King Chief Financial Officer 23,994 0 01 Aug, 2023
Capital Management Lp Lynx1 - 0 9,256,953 31 Dec, 2024
Mark S Forman Chief Medical Officer 45,269 0 03 Jan, 2024
William Chou President And Ceo 6,524 0 12 Jan, 2026
Kathleen Borthwick Cfo 5,402 0 12 Jan, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
16 Mar, 2026 William Chou Employee Stock Option (right to buy) A 58,000 $0.00 58,000 D A
16 Mar, 2026 Kathleen Borthwick Employee Stock Option (right to buy) A 15,610 $0.00 15,610 D A
08 Jan, 2026 William Chou Common Stock A 10,000 - 10,600 D M
08 Jan, 2026 Kathleen Borthwick Common Stock A 5,000 - 7,464 D M
08 Jan, 2026 William Chou Common Stock D 4,076 $18.44 6,524 D S
08 Jan, 2026 Kathleen Borthwick Common Stock D 2,062 $18.44 5,402 D S
08 Jan, 2026 Kathleen Borthwick Restricted Stock Unit D 5,000 $0.00 5,000 D M
08 Jan, 2026 William Chou Restricted Stock Unit D 10,000 $0.00 10,000 D M
11 Sep, 2025 Capital Management Lp Lynx1 Common stock, $0.0001 par value per share (Common Stock) A 325 $6.96 592,021 I P
12 Sep, 2025 Capital Management Lp Lynx1 Common Stock A 19,783 $6.99 611,804 I P
15 Sep, 2025 Capital Management Lp Lynx1 Common Stock A 11,900 $6.99 623,704 I P
22 Jul, 2025 Capital Management Lp Lynx1 Common stock, $0.0001 par value per share (Common Stock) A 13,123 $5.44 475,971 I P
23 Jul, 2025 Capital Management Lp Lynx1 Common Stock A 49,302 $5.74 525,273 I P
24 Jul, 2025 Capital Management Lp Lynx1 Common Stock A 66,423 $5.71 591,696 I P
24 Jun, 2025 Advisors Llc Orbimed Common Stock D 231,600 $0.35 6,418,400 I S
25 Jun, 2025 Advisors Llc Orbimed Common Stock D 138,800 $0.33 6,279,600 I S
26 Jun, 2025 Advisors Llc Orbimed Common Stock D 213,257 $0.33 6,066,343 I S
28 May, 2025 Derrell Porter Director Stock Option (right to buy) A 201,857 $0.00 201,857 D A
28 May, 2025 Derrell Porter Director Stock Option (right to buy) A 201,857 $0.00 201,857 D A
28 May, 2025 Dolan Sondhi Director Stock Option (right to buy) A 201,857 $0.00 201,857 D A