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Who owns Macrogenics (MGNX) stock

120 funds reported Macrogenics (MGNX) shares in their latest 13F filings, worth $226M in all. The largest holder is Armistice Capital, LLC ($23.1M). Last quarter 64 funds added to their stakes and 55 cut them.

Largest holders of MGNX (13F)Largest holders of MGNX (13F)Armistice Capital, LLC$23.1MBlackRock$21.6MVanguard Capital Management LLC$12.3MRenaissance Technologies LLC$12.2MAcadian Asset Management LLC$11.7MBank of America$11.5MTwo Sigma Investments, LP$11.4MMillennium Management LLC$11.0MRA Capital Management, L.P.$8.6MVanguard Portfolio Management LLC$8.4M

Largest holders (13F)

FundSharesValueChangeQuarter
Armistice Capital, LLC5,006,752$23.1Mdecrease2026-06-30
BlackRock4,679,229$21.6Mincrease2026-06-30
Vanguard Capital Management LLC2,656,010$12.3Mincrease2026-06-30
Renaissance Technologies LLC2,632,750$12.2Mdecrease2026-06-30
Acadian Asset Management LLC2,542,643$11.7Mdecrease2026-06-30
Bank of America2,488,252$11.5Mincrease2026-06-30
Two Sigma Investments, LP2,465,699$11.4Mdecrease2026-06-30
Millennium Management LLC2,374,296$11.0Mdecrease2026-06-30
RA Capital Management, L.P.1,864,176$8.6Munchanged2026-06-30
Vanguard Portfolio Management LLC1,820,231$8.4Mincrease2026-06-30
Mackenzie Financial2,013,592$7.8Mincrease2026-09-30
Marshall Wace, LLP1,616,220$7.5Mdecrease2026-06-30
Geode Capital Management, LLC1,576,549$7.3Mincrease2026-06-30
Vanguard Group4,226,941$6.8Mincrease2025-12-31
Affinity Asset Advisors, LLC1,216,606$5.6Mincrease2026-06-30

Macrogenics' latest quarter

Macrogenics, Q2 2026: revenue $32.8M (+378% year over year), operating margin -42.2%, net earnings $19.5M, operating cash flow −$40.7M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most MGNX stock?

By the latest 13F filings: Armistice Capital, LLC ($23.1M); BlackRock ($21.6M); Vanguard Capital Management LLC ($12.3M); Renaissance Technologies LLC ($12.2M); Acadian Asset Management LLC ($11.7M).

What is the short interest in MGNX?

5,060,376 shares were sold short at the 2026-10-15 settlement, -28.11% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.