METAGENOMI INC (MGX) Institutional Ownership Changes & 13F Activity
METAGENOMI INC (MGX). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q4 2025). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Catalio Capital Management, Lp, Two Sigma Investments, Lp, Bridgeway Capital Management, Llc, Pura Vida Investments, Llc, and Millennium Management Llc.
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Catalio Capital Management, Lp | Buy | +528,993 | — | 528,993 | $856.97K | Q4 2025 | Sep 02, 2026 |
| Two Sigma Investments, Lp | Buy | +441,388 | — | 441,388 | $715.05K | Q4 2025 | Feb 17, 2026 |
| Bridgeway Capital Management, Llc | Buy | +395,800 | — | 395,800 | $641.20K | Q4 2025 | Feb 17, 2026 |
| Millennium Management Llc | Buy | +235,185 | — | 235,185 | $381.00K | Q4 2025 | Feb 17, 2026 |
| Two Sigma Advisers, Lp | Buy | +201,300 | — | 201,300 | $326.11K | Q4 2025 | Feb 17, 2026 |
| Citadel Advisors Llc | Buy | +178,172 | — | 178,172 | $288.64K | Q4 2025 | Feb 17, 2026 |
| Northern Trust Corp | Buy | +75,172 | — | 75,172 | $121.78K | Q4 2025 | Feb 17, 2026 |
| Xtx Topco Ltd | Buy | +68,994 | — | 68,994 | $111.77K | Q4 2025 | Feb 17, 2026 |
| Rbf Capital, Llc | Buy | +64,021 | — | 64,021 | $103.71K | Q4 2025 | Feb 17, 2026 |
| Man Group Plc | Buy | +56,497 | — | 56,497 | $91.53K | Q4 2025 | Feb 17, 2026 |
| Quadrature Capital Ltd | Buy | +33,917 | — | 33,917 | $54.95K | Q4 2025 | Feb 17, 2026 |
| Point72 Asset Management, L.P. | Buy | +26,589 | — | 26,589 | $43.07K | Q4 2025 | Feb 17, 2026 |
| Two Sigma Securities, Llc | Buy | +11,700 | — | 11,700 | $18.95K | Q4 2025 | Feb 17, 2026 |
| Tower Research Capital Llc (Trc) | Buy | +9,303 | — | 9,303 | $15.07K | Q4 2025 | Feb 17, 2026 |
| Russell Investments Group, Ltd. | Buy | +7,136 | — | 7,136 | $11.56K | Q4 2025 | Feb 17, 2026 |
| Fmr Llc | Buy | +6,808 | — | 6,808 | $11.03K | Q4 2025 | Feb 17, 2026 |
| Osaic Holdings, Inc. | Buy | +2,891 | — | 2,891 | $4.68K | Q4 2025 | Feb 17, 2026 |
| Jones Financial Companies Lllp | Buy | +500 | — | 500 | $810.00 | Q4 2025 | Feb 17, 2026 |
| Bank Of America Corp | Buy | +42 | — | 42 | $68.00 | Q4 2025 | Feb 17, 2026 |
| Royal Bank Of Canada | Buy | +23 | — | 23 | $0.00 | Q4 2025 | Feb 17, 2026 |
| Optiver Holding B.V. | Buy | +18 | — | 18 | $29.00 | Q4 2025 | Feb 17, 2026 |
| Pura Vida Investments, Llc | Buy | +264,391 | — | 264,391 | $428.31K | Q4 2025 | Feb 13, 2026 |
| State Street Corp | Buy | +120,427 | — | 120,427 | $195.09K | Q4 2025 | Feb 13, 2026 |
| Wells Fargo & Company/Mn | Buy | +118,410 | — | 118,410 | $191.82K | Q4 2025 | Feb 13, 2026 |
| Marshall Wace, Llp | Buy | +79,136 | — | 79,136 | $128.20K | Q4 2025 | Feb 13, 2026 |
| Morgan Stanley | Buy | +59,682 | — | 59,682 | $96.69K | Q4 2025 | Feb 13, 2026 |
| Fortitude Advisory Group L.L.C. | Buy | +38,740 | — | 38,740 | $62.76K | Q4 2025 | Feb 13, 2026 |
| Panagora Asset Management Inc | Buy | +32,580 | — | 32,580 | $52.78K | Q4 2025 | Feb 13, 2026 |
| Dynamic Technology Lab Private Ltd | Buy | +23,762 | — | 23,762 | $38.00K | Q4 2025 | Feb 13, 2026 |
| Vanguard Personalized Indexing Management, Llc | Buy | +16,298 | — | 16,298 | $26.40K | Q4 2025 | Feb 13, 2026 |
Frequently asked questions about MGX activity
Which institutional owners are buying MGX?
Institutional owners buying MGX include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in MGX activity?
"Buy" means an investor increased their reported position in MGX compared to the prior reporting period. This reflects growing exposure to METAGENOMI INC (MGX) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in MGX increasing?
Institutional interest in MGX can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.
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