Macrogenics Inc (MGNX) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

4,289,755Shares held by institutions

$11,839,724Value of institutional holdings

75.92%Institutional ownership %

-7.86%Shares Changed QoQ

111No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Macrogenics Inc (NASDAQ:MGNX) showed up in the 13F filings of 88 institutional investors as of December 2025.

These investors collectively held 63.0% of Macrogenics's outstanding shares in December 2025, down from 74.6% in September 2025.
Their total shares held in MGNX increased 23.99% from the prior quarter, while the number of investors in Macrogenics decreased 31.78% year over year.
Among the 88 funds, 43 bought more Macrogenics shares, 27 sold down, and 18 held their ground.
Institutional investors collectively held 39.89Mn shares in Macrogenics as of December 2025, up by 7.72Mn shares quarter on quarter, and down 17.48Mn shares year over year.
As of December 31, 2025, ARMISTICE CAPITAL, LLC held the largest stake in Macrogenics with 6.32Mn shares, accounting for 9.99% of total shares outstanding.
The biggest buyers of Macrogenics for the quarter ending December 2025 included Jefferies Financial Group Inc. (1.84Mn), Bank Of America Corp /De/ (1.42Mn), RENAISSANCE TECHNOLOGIES LLC (1.21Mn), MARSHALL WACE, LLP (655.03K), TWO SIGMA INVESTMENTS, LP (562.38K).
The biggest sellers of Macrogenics for the quarter ending December 2025 included Jpmorgan Chase & Co (1.5Mn), Morgan Stanley (828.22K), BlackRock, Inc. (386.04K), WASATCH ADVISORS LP (163.93K), DIMENSIONAL FUND ADVISORS LP (157.81K).
Macrogenics's 10 largest shareholders as of December 2025 include ARMISTICE CAPITAL, LLC (6.32Mn), VANGUARD GROUP INC (4.23Mn), RENAISSANCE TECHNOLOGIES LLC (2.91Mn), ACADIAN ASSET MANAGEMENT LLC (2.52Mn), MILLENNIUM MANAGEMENT LLC (1.97Mn), Jefferies Financial Group Inc. (1.84Mn), Bank Of America Corp /De/ (1.84Mn), WASATCH ADVISORS LP (1.79Mn), MARSHALL WACE, LLP (1.28Mn), JANE STREET GROUP, LLC (1.25Mn) per Business Quant data.

88 Institutional Holders

4,289,755 Total Shares Held

Rows:

Download Data

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	-386,045	-25.09%	$0.00
ARMISTICE CAPITAL, LLC	31 Dec, 2025	364,000	6.11%	$0.00
Affinity Asset Advisors, LLC	31 Dec, 2025	484,308	0.00%	$0.00
Barclays Plc	31 Dec, 2025	-96,709	-70.05%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	2,707	0.06%	$0.00
Squarepoint Ops LLC	31 Dec, 2025	-73,209	-18.98%	$0.00
Rockefeller Capital Management L.P.	31 Dec, 2025	25	100.00%	$0.00
RENAISSANCE TECHNOLOGIES LLC	31 Dec, 2025	1,207,408	70.97%	$0.00
Universal- Beteiligungs- und Servicegesellschaft mbH	31 Dec, 2025	90,000	42.86%	$0.00
ACADIAN ASSET MANAGEMENT LLC	31 Dec, 2025	863	0.03%	$0.00
Vestal Point Capital, LP	31 Dec, 2025	0	0.00%	$0.00
MILLENNIUM MANAGEMENT LLC	31 Dec, 2025	-142,390	-6.73%	$0.00
Quadrature Capital Ltd	31 Dec, 2025	222,751	521.49%	$0.00
Jefferies Financial Group Inc.	31 Dec, 2025	1,841,172	0.00%	$0.00
Point72 Asset Management, L.P.	31 Dec, 2025	249,157	0.00%	$0.00
Bank Of America Corp /De/	31 Dec, 2025	1,418,828	338.71%	$0.00
XTX Topco Ltd	31 Dec, 2025	240,327	0.00%	$0.00
WASATCH ADVISORS LP	31 Dec, 2025	-163,931	-8.41%	$0.00
UBS Group AG	31 Dec, 2025	71,661	149.96%	$0.00
MARSHALL WACE, LLP	31 Dec, 2025	655,028	104.05%	$0.00

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