Metagenomi, Inc. (MGX) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

37,349,449Shares Outstanding

6,828,288Shares held by institutions

$9,866,876Value of institutional holdings

18.28%Institutional ownership %

28.51%Shares Changed QoQ

56No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Metagenomi, Inc. (NASDAQ:MGX) appears in 56 institutional 13F filings for the quarter ending December 2025.

They owned 18.3% of outstanding stock in December 2025, up from 16.2% the prior quarter.
They increased total shares held in Metagenomi by 28.72% from the prior quarter, while the number of investors in MGX decreased 25.33% year over year.
During the quarter, 25 of these 56 funds increased positions in MGX, 17 reduced exposure, and 14 held steady.
In total, institutional investors held 6.83Mn shares in Metagenomi as of December 2025, up by 1.52Mn shares quarter on quarter, and down 4.76Mn shares year over year.
As of December 31, 2025, VANGUARD GROUP INC held the largest stake in Metagenomi with 1.27Mn shares, accounting for 3.4% of total shares outstanding.
Top purchasers of MGX stock for the quarter ending December 2025 included RENAISSANCE TECHNOLOGIES LLC (461.4K), JANE STREET GROUP, LLC (335.6K), TWO SIGMA INVESTMENTS, LP (233.86K), BRIDGEWAY CAPITAL MANAGEMENT, LLC (200.0K), CITADEL ADVISORS LLC (178.17K).
The largest sales of MGX for the quarter ending December 2025 came from Morgan Stanley (181.65K), Jpmorgan Chase & Co (123.52K), MILLENNIUM MANAGEMENT LLC (75.51K), Bank Of America Corp /De/ (37.49K), Peapod Lane Capital LLC (16.16K).
Metagenomi's 10 largest shareholders as of December 2025 include VANGUARD GROUP INC (1.27Mn), RENAISSANCE TECHNOLOGIES LLC (628.4K), Catalio Capital Management, LP (528.99K), Peapod Lane Capital LLC (497.65K), TWO SIGMA INVESTMENTS, LP (441.39K), JANE STREET GROUP, LLC (433.86K), BRIDGEWAY CAPITAL MANAGEMENT, LLC (395.8K), GEODE CAPITAL MANAGEMENT, LLC (305.91K), PURA VIDA INVESTMENTS, LLC (264.39K), MILLENNIUM MANAGEMENT LLC (235.18K) per Business Quant data.

56 Institutional Holders

6,828,288 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
VANGUARD GROUP INC	31 Dec, 2025	1,270,246	28,736	2.31%	$2,057,799.00
RENAISSANCE TECHNOLOGIES LLC	31 Dec, 2025	628,400	461,400	276.29%	$1,018,008.00
Catalio Capital Management, LP	31 Dec, 2025	528,993	0	0.00%	$856,969.00
Peapod Lane Capital LLC	31 Dec, 2025	497,653	-16,162	-3.15%	$806,198.00
TWO SIGMA INVESTMENTS, LP	31 Dec, 2025	441,388	233,860	112.69%	$715,049.00
JANE STREET GROUP, LLC	31 Dec, 2025	433,859	335,604	341.56%	$702,851.00
BRIDGEWAY CAPITAL MANAGEMENT, LLC	31 Dec, 2025	395,800	200,000	102.15%	$641,196.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	305,908	14,018	4.80%	$495,765.00
PURA VIDA INVESTMENTS, LLC	31 Dec, 2025	264,391	0	0.00%	$428,313.00
MILLENNIUM MANAGEMENT LLC	31 Dec, 2025	235,185	-75,507	-24.30%	$381,000.00
BlackRock, Inc.	31 Dec, 2025	224,141	690	0.31%	$363,108.00
TWO SIGMA ADVISERS, LP	31 Dec, 2025	201,300	150,900	299.40%	$326,106.00
CITADEL ADVISORS LLC	31 Dec, 2025	178,172	178,172	0.00%	$288,638.00
RBF Capital, LLC	31 Dec, 2025	128,042	57,262	80.90%	$207,428.00
State Street Corp	31 Dec, 2025	120,427	-1,110	-0.91%	$195,092.00
Wells Fargo & Company/Mn	31 Dec, 2025	118,410	16,402	16.08%	$191,824.00
Resolute Advisors LLC	31 Dec, 2025	89,944	0	0.00%	$145,709.00
MARSHALL WACE, LLP	31 Dec, 2025	79,136	-12,169	-13.33%	$128,200.00
Northern Trust Corp	31 Dec, 2025	75,172	35,198	88.05%	$121,779.00
XTX Topco Ltd	31 Dec, 2025	68,994	68,994	0.00%	$111,770.00

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