Metagenomi, Inc. (MGX) Insider Ownership

Historic Insider Ownership Trends

Metagenomi's top three insider shareholders as of April 17, 2026 are Healthcare Llc Bayer (TenPercentOwner, 4.05Mn shares), Healthcare Llc Bayer (TenPercentOwner, 4.05Mn shares), Healthcare Llc Bayer (TenPercentOwner, 4.05Mn 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
Healthcare Llc Bayer - 4,050,997 0 15 Feb, 2024
Healthcare Llc Bayer - 4,050,997 0 15 Feb, 2024
Healthcare Llc Bayer - 4,050,997 0 15 Feb, 2024
Brian C. Thomas Chief Executive Officer 2,510,960 0 08 Dec, 2025
Sebastian Bernales - 0 1,896,445 14 Feb, 2024
Holdings A/S Novo - 1,739,175 0 15 Feb, 2024
Sebastian Bernales - 769,845 0 14 Feb, 2024
Jian Irish Chief Executive Officer 379,770 0 03 Apr, 2026
Pamela Wapnick Chief Financial Officer 211,375 0 03 Apr, 2026
Matthew Wein - 125,549 0 03 Apr, 2026
Simon Harnest - 122,664 0 03 Apr, 2024
Simren Delaney - 93,892 0 03 Apr, 2024
Luis Borges Chief Scientific Officer 69,316 0 03 Apr, 2024

* 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
01 Apr, 2026 Jian Irish Common Stock A 46,000 $0.00 379,770 D A
01 Apr, 2026 Matthew Wein Common Stock A 11,000 $0.00 125,549 D A
01 Apr, 2026 Pamela Wapnick Common Stock A 24,000 $0.00 211,375 D A
01 Apr, 2026 Pamela Wapnick Stock Option (Right to Buy) A 144,000 $0.00 144,000 D A
01 Apr, 2026 Matthew Wein Stock Option (Right to Buy) A 68,000 $0.00 68,000 D A
01 Apr, 2026 Jian Irish Stock Option (Right to Buy) A 276,000 $0.00 276,000 D A
05 Mar, 2026 Pamela Wapnick Common Stock D 1,581 $1.60 187,375 D S
05 Mar, 2026 Matthew Wein Common Stock D 482 $1.60 114,549 D S
05 Dec, 2025 Brian C. Thomas Common Stock D 3,830 $1.77 2,510,960 D S
05 Dec, 2025 Pamela Wapnick Common Stock D 1,576 $1.77 188,956 D S
05 Dec, 2025 Jian Irish Common Stock D 1,602 $1.77 563,839 D S
05 Dec, 2025 Matthew Wein Common Stock D 199 $1.77 115,031 D S
02 Sep, 2025 Laurence Reid Stock Option (Right to Buy) A 42,000 $0.00 42,000 D A
10 Jun, 2025 Willard H Dere Stock Option (Right to Buy) A 21,000 $0.00 21,000 D A
10 Jun, 2025 Juergen Eckhardt Stock Option (Right to Buy) A 21,000 $0.00 21,000 D A
10 Jun, 2025 Eric Bjerkholt Stock Option (Right to Buy) A 8,572 $0.00 8,572 D A
06 Jun, 2025 Jian Irish Common Stock D 6,390 $1.75 315,543 D S
06 Jun, 2025 Pamela Wapnick Common Stock D 1,576 $1.75 72,108 D S
06 Jun, 2025 Matthew Wein Common Stock D 199 $1.75 16,693 D S
06 Jun, 2025 Brian C. Thomas Common Stock D 10,785 $1.75 2,517,491 D S