Passage BIO, Inc. ($PASG) Insider Transactions

Last updated: 2026-03-18 21:02 UTC | Total transactions: 113

In the last 12 months, insiders at Passage BIO, Inc. ($PASG) filed 113 transactions with the SEC: 12 open-market purchases totaling $2,484,883 and 36 sales totaling $1,185,737. Net insider sentiment: net buying.

Passage BIO, Inc. operates in the Biological products, (no disgnostic substances) industry (Life sciences sector).

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Recent Insider Transactions

Transaction Date Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 16, 2026 Borthwick Kathleen CFO A Employee Stock Option (right to buy) 15610 $0.00 15,610.0000 3,172,870 9999.99% 0.49%
March 16, 2026 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 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 Chou William PRESIDENT AND CEO M Common Stock 10000 $0.00 10,600.0000 3,172,870 1666.67% 0.32%
Jan. 8, 2026 Chou William PRESIDENT AND CEO S Common Stock 4076 $18.44 6,524.0000 3,172,870 38.45% 0.13%
Jan. 8, 2026 Borthwick Kathleen CFO M Common Stock 5000 $0.00 7,464.0000 3,172,870 202.92% 0.16%
Jan. 8, 2026 Borthwick Kathleen CFO S Common Stock 2062 $18.44 5,402.0000 3,172,870 27.63% 0.06%
Jan. 8, 2026 Borthwick Kathleen CFO M Restricted Stock Unit 5000 $0.00 5,000.0000 3,172,870 50.00% 0.16%
Jan. 15, 2025 Chou William PRESIDENT AND CEO A Restricted Stock Unit 20000 $0.00 20,000.0000 3,078,665 9999.99% 0.65%
Jan. 15, 2025 Borthwick Kathleen CFO A Restricted Stock Unit 10000 $0.00 10,000.0000 3,078,665 9999.99% 0.32%
Sept. 15, 2025 Lynx1 Capital Management LP TenPercentOwner P Common Stock 11900 $6.99 623,704.0000 3,168,933 1.95% 0.38%
Sept. 12, 2025 Lynx1 Capital Management LP TenPercentOwner P Common Stock 19783 $6.99 611,804.0000 3,168,933 3.34% 0.62%
Sept. 11, 2025 Lynx1 Capital Management LP TenPercentOwner P Common stock, $0.0001 par value per share (Common Stock) 325 $6.96 592,021.0000 3,168,933 0.05% 0.01%
July 24, 2025 Lynx1 Capital Management LP TenPercentOwner P Common Stock 66423 $5.71 591,696.0000 3,168,933 12.65% 2.10%
July 23, 2025 Lynx1 Capital Management LP TenPercentOwner P Common Stock 49302 $5.74 525,273.0000 3,168,933 10.36% 1.56%
July 22, 2025 Lynx1 Capital Management LP TenPercentOwner P Common stock, $0.0001 par value per share ("Common Stock") 13123 $5.44 475,971.0000 3,168,933 2.84% 0.41%
June 26, 2025 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 213257 $0.33 6,066,343.0000 62,109,991 3.40% 0.34%
June 24, 2025 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 231600 $0.35 6,418,400.0000 62,109,991 3.48% 0.37%
June 25, 2025 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 138800 $0.33 6,279,600.0000 62,109,991 2.16% 0.22%
May 28, 2025 Kapadia Sandip Not found A Director Stock Option (right to buy) 201857 $0.00 201,857.0000 62,109,991 9999.99% 0.33%
May 28, 2025 GOWEN MAXINE Not found A Director Stock Option (right to buy) 201857 $0.00 201,857.0000 62,109,991 9999.99% 0.33%
May 28, 2025 Countouriotis Athena Not found A Director Stock Option (right to buy) 201857 $0.00 201,857.0000 62,109,991 9999.99% 0.33%
May 28, 2025 Porter Derrell Not found A Director Stock Option (right to buy) 201857 $0.00 201,857.0000 62,109,991 9999.99% 0.33%
May 28, 2025 Islam Saqib Not found A Director Stock Option (right to buy) 201857 $0.00 201,857.0000 62,109,991 9999.99% 0.33%
May 28, 2025 Sondhi Dolan Not found A Director Stock Option (right to buy) 201857 $0.00 201,857.0000 62,109,991 9999.99% 0.33%
May 28, 2025 Kassberg Thomas Richard Not found A Director Stock Option (right to buy) 143789 $0.00 143,789.0000 62,109,991 9999.99% 0.23%
April 22, 2025 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 78049 $0.34 6,807,523.0000 62,109,991 1.13% 0.13%
April 23, 2025 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 89328 $0.34 6,718,195.0000 62,109,991 1.31% 0.14%
April 24, 2025 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 68195 $0.32 6,650,000.0000 62,109,991 1.02% 0.11%
April 17, 2025 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 77090 $0.33 6,885,572.0000 62,109,991 1.11% 0.12%
April 15, 2025 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 10326 $0.38 7,024,300.0000 62,109,991 0.15% 0.02%
April 16, 2025 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 61638 $0.33 6,962,662.0000 62,109,991 0.88% 0.10%
March 15, 2025 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, 2025 Borthwick Kathleen CFO A Employee Stock Option (right to buy) 278386 $0.00 278,386.0000 3,078,665 9999.99% 9.04%
March 15, 2025 Cale Edgar B. GC & CORPORATE SECRETARY A Employee Stock Option (right to buy) 278386 $0.00 278,386.0000 3,078,665 9999.99% 9.04%
Feb. 10, 2025 Borthwick Kathleen CFO M Restricted Stock Unit 8000 $0.00 0.0000 3,078,665 100.00% 0.26%
Feb. 11, 2025 Borthwick Kathleen CFO S Common Stock 3183 $0.53 41,283.0000 3,078,665 7.16% 0.10%
Feb. 10, 2025 Borthwick Kathleen CFO M Common Stock 8000 $0.00 44,466.0000 3,078,665 21.94% 0.26%
Jan. 14, 2025 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 79024 $0.60 7,034,626.0000 3,078,665 1.11% 2.57%
Jan. 13, 2025 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 17986 $0.64 7,113,650.0000 3,078,665 0.25% 0.58%
Jan. 10, 2025 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 126209 $0.66 7,131,636.0000 3,078,665 1.74% 4.10%
Jan. 6, 2025 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 19481 $0.77 7,385,388.0000 3,078,665 0.26% 0.63%
Jan. 7, 2025 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 52536 $0.71 7,332,852.0000 3,078,665 0.71% 1.71%
Jan. 8, 2025 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 75007 $0.68 7,257,845.0000 3,078,665 1.02% 2.44%
Dec. 27, 2024 Lynx1 Capital Management LP TenPercentOwner P Common stock, $0.0001 par value per share 373645 $0.65 9,256,953.0000 3,146,582 4.21% 11.88%
Dec. 20, 2024 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 230321 $0.60 7,404,869.0000 3,146,582 3.02% 7.32%
Dec. 9, 2024 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 54181 $0.84 7,643,285.0000 3,146,582 0.70% 1.72%
Dec. 10, 2024 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 8015 $0.80 7,635,270.0000 3,146,582 0.10% 0.25%
Dec. 11, 2024 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 80 $0.80 7,635,190.0000 3,146,582 0.00% 0.00%
Dec. 4, 2024 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 76200 $0.79 7,718,369.0000 3,146,582 0.98% 2.42%
Dec. 6, 2024 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 20903 $0.82 7,697,466.0000 3,146,582 0.27% 0.66%
Nov. 25, 2024 Lynx1 Capital Management LP TenPercentOwner P Common stock, $0.0001 par value per share ("Common Stock") 259998 $0.56 8,686,953.0000 3,146,582 3.09% 8.26%
Nov. 26, 2024 Lynx1 Capital Management LP TenPercentOwner P Common Stock 167055 $0.71 8,854,008.0000 3,146,582 1.92% 5.31%
Nov. 27, 2024 Lynx1 Capital Management LP TenPercentOwner P Common Stock 29300 $0.67 8,883,308.0000 3,146,582 0.33% 0.93%
Sept. 30, 2024 Cale Edgar B. GC & CORPORATE SECRETARY A Employee Stock Option (right to buy) 50000 $0.00 50,000.0000 3,142,537 9999.99% 1.59%
Sept. 30, 2024 Kassberg Thomas Richard Not found A Employee Stock Option (right to buy) 174139 $0.00 174,139.0000 3,142,537 9999.99% 5.54%
Sept. 19, 2024 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 39300 $0.71 7,794,569.0000 3,142,537 0.50% 1.25%
Sept. 17, 2024 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 111400 $0.73 7,859,500.0000 3,142,537 1.40% 3.54%
Sept. 18, 2024 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 25631 $0.73 7,833,869.0000 3,142,537 0.33% 0.82%
Sept. 16, 2024 ORBIMED ADVISORS LLC TenPercentOwner S Common Stock 63100 $0.74 7,970,900.0000 3,142,537 0.79% 2.01%
May 21, 2024 Kapadia Sandip Not found A Director Stock Option (right to buy) 47693 $0.00 47,693.0000 56,295,540 9999.99% 0.08%
May 21, 2024 Countouriotis Athena Not found A Director Stock Option (right to buy) 47693 $0.00 47,693.0000 56,295,540 9999.99% 0.08%
May 21, 2024 GOWEN MAXINE Not found A Director Stock Option (right to buy) 47693 $0.00 47,693.0000 56,295,540 9999.99% 0.08%
May 21, 2024 Porter Derrell Not found A Director Stock Option (right to buy) 47693 $0.00 47,693.0000 56,295,540 9999.99% 0.08%
May 21, 2024 Sondhi Dolan Not found A Director Stock Option (right to buy) 39092 $0.00 39,092.0000 56,295,540 9999.99% 0.07%
May 21, 2024 Islam Saqib Not found A Director Stock Option (right to buy) 47693 $0.00 47,693.0000 56,295,540 9999.99% 0.08%
March 15, 2024 Forman Mark S CHIEF MEDICAL OFFICER A Employee Stock Option (right to buy) 203000 $0.00 203,000.0000 54,743,490 9999.99% 0.37%
March 15, 2024 Borthwick Kathleen CFO A Employee Stock Option (right to buy) 227000 $0.00 227,000.0000 54,743,490 9999.99% 0.41%
March 15, 2024 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, 2024 Cale Edgar B. GC & CORPORATE SECRETARY A Employee Stock Option (right to buy) 203000 $0.00 203,000.0000 54,743,490 9999.99% 0.37%
Feb. 10, 2024 Forman Mark S CHIEF MEDICAL OFFICER M Restricted Stock Unit 5000 $0.00 10,000.0000 54,743,490 33.33% 0.01%
Feb. 10, 2024 Borthwick Kathleen SVP, INTERIM CFO M Common Stock 4000 $0.00 29,936.0000 54,743,490 15.42% 0.01%
Feb. 13, 2024 Borthwick Kathleen SVP, INTERIM CFO S Common Stock 1470 $0.97 28,466.0000 54,743,490 4.91% 0.00%
Feb. 10, 2024 Borthwick Kathleen SVP, INTERIM CFO M Restricted Stock Unit 4000 $0.00 8,000.0000 54,743,490 33.33% 0.01%
Feb. 10, 2024 Forman Mark S CHIEF MEDICAL OFFICER M Common Stock 5000 $0.00 50,269.0000 54,743,490 11.05% 0.01%
Feb. 13, 2024 Forman Mark S CHIEF MEDICAL OFFICER S Common Stock 1638 $0.97 48,631.0000 54,743,490 3.26% 0.00%
Aug. 16, 2021 Forman Mark S CHIEF MEDICAL OFFICER A Employee Stock Option (right to buy) 130000 $0.00 130,000.0000 53,885,651 9999.99% 0.24%
Feb. 10, 2022 Forman Mark S CHIEF MEDICAL OFFICER A Employee Stock Option (right to buy) 25000 $0.00 25,000.0000 53,343,959 9999.99% 0.05%
Feb. 10, 2022 Forman Mark S CHIEF MEDICAL OFFICER A Restricted Stock Unit 15000 $0.00 15,000.0000 53,343,959 9999.99% 0.03%
Dec. 31, 2023 Forman Mark S Chief Medical Officer M Restricted Stock Unit 50000 $0.00 0.0000 54,789,410 100.00% 0.09%
Dec. 31, 2023 Borthwick Kathleen SVP, Interim CFO M Common Stock 30000 $0.00 36,608.0000 54,789,410 454.00% 0.05%
Jan. 2, 2024 Borthwick Kathleen SVP, Interim CFO S Common Stock 10672 $0.91 25,936.0000 54,743,490 29.15% 0.02%
Dec. 31, 2023 Borthwick Kathleen SVP, Interim CFO M Restricted Stock Unit 30000 $0.00 0.0000 54,789,410 100.00% 0.05%
Dec. 31, 2023 Cale Edgar B. GC & Corporate Secretary M Common Stock 50000 $0.00 61,808.0000 54,789,410 423.44% 0.09%
Jan. 2, 2024 Cale Edgar B. GC & Corporate Secretary S Common Stock 15813 $0.91 45,995.0000 54,743,490 25.58% 0.03%
Dec. 31, 2023 Cale Edgar B. GC & Corporate Secretary M Restricted Stock Unit 50000 $0.00 0.0000 54,789,410 100.00% 0.09%
Jan. 2, 2024 Forman Mark S Chief Medical Officer S Common Stock 15813 $0.91 45,269.0000 54,743,490 25.89% 0.03%
Dec. 31, 2023 Forman Mark S Chief Medical Officer M Common Stock 50000 $0.00 61,082.0000 54,789,410 451.18% 0.09%
July 28, 2023 King Simona Chief Financial Officer S Common Stock 11453 $0.88 23,994.0000 54,683,817 32.31% 0.02%
July 28, 2023 King Simona Chief Financial Officer M Common Stock 31250 $0.00 35,447.0000 54,683,817 744.58% 0.06%
July 28, 2023 King Simona Chief Financial Officer M Restricted Stock Units 31250 $0.00 0.0000 54,683,817 100.00% 0.06%
July 27, 2023 Sondhi Dolan Director A Director Stock Option (right to buy) 48000 $0.00 48,000.0000 54,683,817 9999.99% 0.09%
July 28, 2023 Borthwick Kathleen SVP, Interim CFO A Employee Stock Option (right to buy) 20000 $0.00 20,000.0000 54,683,817 9999.99% 0.04%
June 27, 2023 ORBIMED ADVISORS LLC TenPercentOwner P Common Stock 617382 $0.84 7,458,805.0000 54,618,799 9.02% 1.13%
June 28, 2023 ORBIMED ADVISORS LLC TenPercentOwner P Common Stock 575195 $0.84 8,034,000.0000 54,618,799 7.71% 1.05%
June 16, 2023 Fotopoulos Alexandros Chief Technical Officer S Common Stock 4052 $0.93 28,693.0000 54,618,799 12.37% 0.01%
June 15, 2023 Fotopoulos Alexandros Chief Technical Officer M Restricted Stock Units 12500 $0.00 25,000.0000 54,618,799 33.33% 0.02%
June 15, 2023 Fotopoulos Alexandros Chief Technical Officer M Common Stock 12500 $0.00 32,745.0000 54,618,799 61.74% 0.02%
May 25, 2023 Woiwode Thomas Director A Director Stock Option (Right to Buy) 24000 $0.00 24,000.0000 54,618,799 9999.99% 0.04%
May 25, 2023 Countouriotis Athena Director A Director Stock Option (Right to Buy) 24000 $0.00 24,000.0000 54,618,799 9999.99% 0.04%
May 25, 2023 Porter Derrell Director A Director Stock Option (Right to Buy) 24000 $0.00 24,000.0000 54,618,799 9999.99% 0.04%
May 25, 2023 Kapadia Sandip Director A Director Stock Option (Right to Buy) 24000 $0.00 24,000.0000 54,618,799 9999.99% 0.04%
May 25, 2023 Kamarck Michael E. Director A Director Stock Option (Right to Buy) 21567 $0.00 21,567.0000 54,618,799 9999.99% 0.04%
May 25, 2023 Islam Saqib Director A Director Stock Option (Right to Buy) 24000 $0.00 24,000.0000 54,618,799 9999.99% 0.04%
May 25, 2023 GOWEN MAXINE Director A Director Stock Option (Right to Buy) 24000 $0.00 24,000.0000 54,618,799 9999.99% 0.04%
April 18, 2023 King Simona Chief Financial Officer M Common Stock 6250 $0.00 6,250.0000 54,618,799 9999.99% 0.01%
April 18, 2023 King Simona Chief Financial Officer M Restricted Stock Units 6250 $0.00 18,750.0000 54,618,799 25.00% 0.01%
April 18, 2023 King Simona Chief Financial Officer S Common Stock 2053 $1.05 2,053.0000 54,618,799 50.00% 0.00%
March 15, 2023 Cale Edgar B. GC & Corporate Secretary A Employee Stock Option (right to buy) 175000 $0.00 175,000.0000 54,429,023 9999.99% 0.32%
March 15, 2023 Forman Mark S Chief Medical Officer A Employee Stock Option (right to buy) 175000 $0.00 175,000.0000 54,429,023 9999.99% 0.32%
March 15, 2023 King Simona Chief Financial Officer A Employee Stock Option (right to buy) 140000 $0.00 140,000.0000 54,429,023 9999.99% 0.26%
March 15, 2023 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%
March 15, 2023 Fotopoulos Alexandros Chief Technical Officer A Employee Stock Option (right to buy) 175000 $0.00 175,000.0000 54,429,023 9999.99% 0.32%