Metagenomi, Inc. (MGX) Insider Ownership

Historic Insider Ownership Trends

Based on data from the past 90 days ending February 19, 2026, Metagenomi's three largest insider shareholders are TenPercentOwner Healthcare Llc Bayer (4.05Mn shares), Director Sebastian Bernales (2.67Mn shares), Director Brian C. Thomas (2.51Mn shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Healthcare Llc Bayer 4,050,997 15 Feb, 2024
Sebastian Bernales 2,666,290 14 Feb, 2024
Brian C. Thomas 2,510,960 08 Dec, 2025
Holdings A/S Novo 1,739,175 15 Feb, 2024
Jian Irish Chief Executive Officer 563,839 08 Dec, 2025
Pamela Wapnick Chief Financial Officer 188,956 08 Dec, 2025
Simon Harnest Nan 122,664 03 Apr, 2024
Matthew Wein Nan 115,031 08 Dec, 2025
Sarah B. Noonberg Chief Medical Officer 109,135 09 Jun, 2025
Simren Delaney Nan 93,892 03 Apr, 2024
Luis Borges Chief Scientific Officer 69,316 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
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 Brian C. Thomas Common Stock D 3,830 $1.77 2,510,960 D S
05 Dec, 2025 Matthew Wein Common Stock D 199 $1.77 115,031 D S
06 Jun, 2025 Sarah B. Noonberg Common Stock D 5,239 $1.75 109,135 D S
06 Jun, 2025 Pamela Wapnick Common Stock D 1,576 $1.75 72,108 D S
06 Jun, 2025 Jian Irish Common Stock D 6,390 $1.75 315,543 D S
06 Jun, 2025 Brian C. Thomas Common Stock D 10,785 $1.75 2,517,491 D S
06 Jun, 2025 Matthew Wein Common Stock D 199 $1.75 16,693 D S
01 Apr, 2025 Sarah B. Noonberg Common Stock A 14,000 $0.00 114,374 D A
01 Apr, 2025 Sarah B. Noonberg - - 114,374 D
01 Apr, 2025 Pamela Wapnick Common Stock A 14,000 $0.00 73,684 D A
01 Apr, 2025 Jian Irish Common Stock A 23,000 $0.00 321,933 D A
01 Apr, 2025 Brian C. Thomas Common Stock A 32,000 $0.00 2,528,276 D A
01 Apr, 2025 Matthew Wein Common Stock A 3,775 $0.00 16,892 D A
01 Apr, 2025 Matthew Wein Common Stock A 3,650 $0.00 13,117 D A
05 Mar, 2025 Pamela Wapnick Common Stock D 1,808 $1.87 59,684 D S
05 Mar, 2025 Matthew Wein Common Stock D 930 $1.87 9,467 D S
05 Dec, 2024 Pamela Wapnick Common Stock D 1,559 $1.86 61,492 D S
05 Sep, 2024 Pamela Wapnick Common Stock D 6,265 $2.88 63,051 D S