MacrogenicsMGNX
13F holders, Q1 2026 (March 31)109holders +20
28new positions
9sold out
6famous investors
$2.89avg. 13F price*
At the end of Q1 2026, 109 institutions reported holding Macrogenics Inc. (MGNX) in their 13F filings, up 20 from Q4 2025. 28 opened new positions and 9 sold out. The largest holders were Armistice Capital, LLC ($17.4M), Renaissance Technologies ($8.6M) and Millennium Management ($8.1M). 6 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio), Israel Englander (0.0% of Millennium Management's portfolio) and David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio).
- Company
- Macrogenics Inc.
- CUSIP
- 556099109
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 28 | $10.4M |
| Exits | 9 | $3.1M |
All 13F filers, Q4 2025 → Q1 2026: 9,406,255 shares bought and 4,992,227 shares sold, net +4,414,028 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 109 holders
| Armistice Capital, LLC | 0.57% | Reduce -4.9% | 6,012,000 | $17.4M |
| Renaissance Technologies | 0.01% | Add +1.9% | 2,963,559 | $8.6M |
| Millennium Management | 0.01% | Add +41.5% | 2,794,357 | $8.1M |
| Vanguard Capital Management LLC | 0.00% | — | 2,653,853 | $7.7M |
| Acadian Asset Management LLC | 0.01% | Add +1.0% | 2,544,000 | $7.3M |
| Two Sigma Investments, LP | 0.01% | Add +152.9% | 2,527,829 | $7.3M |
| Bank of America Corp. | 0.00% | Add +30.7% | 2,401,814 | $6.9M |
| Marshall Wace, LLP | 0.01% | Add +57.7% | 2,025,526 | $5.9M |
| Ra Capital Management, L.P. | 0.06% | New | 1,864,176 | $5.4M |
| Wasatch Advisors LP | 0.03% | Reduce -12.7% | 1,559,701 | $4.5M |
| Vanguard Portfolio Management LLC | 0.00% | — | 1,208,775 | $3.5M |
| BlackRock, Inc. | 0.00% | Add +0.9% | 1,163,146 | $3.4M |
| D. E. Shaw & Co. | 0.00% | Add +39.9% | 1,058,424 | $3.1M |
| Connor, Clark & Lunn Investment Management Ltd. | 0.01% | Add +5.9% | 867,249 | $2.5M |
| Citadel Advisors | 0.00% | Reduce -24.4% | 782,618 | $2.3M |
| Geode Capital Management, LLC | 0.00% | Add +6.4% | 697,321 | $2.0M |
| Jane Street Group, LLC | 0.00% | Reduce -51.5% | 608,509 | $1.8M |
| Diadema Partners LP | 0.72% | New | 600,000 | $1.7M |
| Mackenzie Financial Corp. | 0.00% | Add +187.4% | 597,442 | $1.7M |
| Affinity Asset Advisors, LLC | 0.09% | Add +3.2% | 500,000 | $1.4M |
| Susquehanna International Group, LLP | 0.00% | Add +559.8% | 452,227 | $1.3M |
| Jacobs Levy Equity Management, Inc. | 0.01% | Reduce -51.0% | 441,143 | $1.3M |
| Nomura Asset Management International Inc. | 0.00% | No change | 420,000 | $1.2M |
| Gsa Capital Partners LLP | 0.07% | Reduce -25.7% | 379,647 | $1.1M |
| Vanguard Fiduciary Trust Co. | 0.00% | — | 340,089 | $983K |
| Walleye Capital LLC | 0.01% | Add +910.4% | 335,265 | $969K |
| UBS Group AG | 0.00% | Add +147.9% | 296,086 | $856K |
| State Street Corp. | 0.00% | Add +7.0% | 293,687 | $849K |
| Vestal Point Capital, LP | 0.02% | No change | 280,000 | $809K |
| Pinnacle Associates Ltd. | 0.01% | Reduce -4.6% | 279,121 | $807K |
| Goldman Sachs Group Inc. | 0.00% | Add +50.5% | 273,478 | $790K |
| Dimensional Fund Advisors LP | 0.00% | Add +34.1% | 251,803 | $727K |
| Amundi | 0.00% | No change | 214,278 | $619K |
| Point72 Asset Management | 0.00% | Reduce -16.3% | 208,583 | $603K |
| Qube Research & Technologies Ltd | 0.00% | New | 187,464 | $542K |
| Panagora Asset Management Inc. | 0.00% | Add +23.2% | 184,910 | $534K |
| Squarepoint Ops LLC | 0.00% | Reduce -41.1% | 183,847 | $531K |
| XTX Topco Ltd | 0.01% | Reduce -26.0% | 177,825 | $514K |
| Morgan Stanley | 0.00% | Add +5.0% | 169,112 | $489K |
| LPL Financial LLC | 0.00% | Add +145.2% | 159,700 | $462K |
| Northern Trust Corp. | 0.00% | Reduce -0.3% | 152,282 | $440K |
| Persistent Asset Partners Ltd | 0.17% | New | 151,728 | $438K |
| Invesco Ltd. | 0.00% | Add +1.1% | 112,373 | $325K |
| Canada Pension Plan Investment Board | 0.00% | Reduce -31.4% | 106,400 | $307K |
| Hudson Bay Capital Management LP | 0.00% | New | 104,754 | $303K |
| Marex Group Ltd | 0.00% | New | 100,000 | $289K |
| Axq Capital, LP | 0.03% | New | 78,850 | $228K |
| Ameriprise Financial Inc. | 0.00% | Reduce -16.8% | 77,267 | $223K |
| Ikarian Capital, LLC | 0.03% | No change | 74,893 | $216K |
| Bridgeway Capital Management, LLC | 0.00% | Reduce -9.5% | 73,500 | $212K |
| Barclays PLC | 0.00% | Add +51.5% | 62,627 | $181K |
| FMR LLC | 0.00% | Reduce -2.5% | 60,748 | $176K |
| HRT Financial LP | 0.00% | Reduce -71.2% | 54,733 | $158K |
| Leonteq Securities AG | 0.01% | Reduce -50.0% | 50,000 | $145K |
| OMERS ADMINISTRATION Corp | 0.00% | New | 49,900 | $144K |
| Man Group plc | 0.00% | New | 48,012 | $139K |
| Headlands Technologies LLC | 0.02% | New | 47,531 | $137K |
| Public Employees Retirement System of Ohio | 0.00% | No change | 42,382 | $122K |
| Charles Schwab Investment Management Inc. | 0.00% | New | 40,051 | $116K |
| ADAR1 Capital Management, LLC | 0.01% | New | 40,000 | $116K |
| Schonfeld Strategic Advisors LLC | 0.00% | New | 39,917 | $115K |
| AlphaCore Capital LLC | 0.00% | Reduce -0.8% | 37,750 | $109K |
| Citigroup Inc. | 0.00% | New | 33,513 | $97K |
| Quadrature Capital Ltd | 0.00% | Reduce -87.7% | 32,629 | $94K |
| Brevan Howard Capital Management LP | 0.00% | New | 32,079 | $93K |
| Corient Private Wealth LP | 0.00% | Add +169.2% | 31,820 | $92K |
| Sei Investments Co. | 0.00% | No change | 31,318 | $91K |
| American Century Companies Inc. | 0.00% | New | 30,556 | $88K |
| Velan Capital Investment Management LP | 0.05% | New | 30,000 | $87K |
| BNP Paribas Financial Markets | 0.00% | Add +3880.6% | 27,625 | $80K |
| Lantern Wealth Advisors, LLC | 0.04% | New | 26,700 | $77K |
| XML Financial, LLC | 0.01% | Reduce -2.0% | 24,836 | $72K |
| Vanguard Global Advisers, LLC | 0.00% | — | 22,820 | $66K |
| JPMorgan Chase & Co. | 0.00% | Add +313.3% | 23,775 | $66K |
| Prudential Financial Inc. | 0.00% | No change | 22,600 | $65K |
| Rangeley Capital, LLC | 0.07% | Reduce -28.9% | 21,500 | $62K |
| Susquehanna Portfolio Strategies, LLC | 0.00% | New | 18,382 | $53K |
| Boothbay Fund Management, LLC | 0.00% | No change | 18,334 | $53K |
| Catalyst Funds Management Pty Ltd | 0.01% | New | 17,700 | $51K |
| Evercore Wealth Management, LLC | 0.00% | No change | 17,543 | $51K |
| Stifel Financial Corp. | 0.00% | New | 16,633 | $48K |
| Tudor Investment Corporation | 0.00% | No change | 16,429 | $47K |
| Vanguard Personalized Indexing Management, LLC | 0.00% | Add +18.6% | 15,152 | $44K |
| R Squared Ltd | 0.02% | Reduce -4.9% | 15,117 | $44K |
| Seven Fleet Capital Management LP | 0.01% | New | 13,387 | $39K |
| Sanders Morris Harris LLC | 0.01% | New | 12,345 | $36K |
| Graham Capital Management, L.P. | 0.00% | New | 11,122 | $32K |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 0.00% | Reduce -96.7% | 10,000 | $29K |
| Sound Income Strategies, LLC | 0.00% | No change | 7,262 | $21K |
| Osaic Holdings, Inc. | 0.00% | Reduce -5.0% | 6,135 | $18K |
| Simplex Trading, LLC | 0.00% | Reduce -6.5% | 4,764 | $14K |
| MAI Capital Management | 0.00% | New | 4,415 | $13K |
| Wells Fargo & Company | 0.00% | No change | 3,000 | $9K |
| Russell Investments Group, Ltd. | 0.00% | Add +13.0% | 1,443 | $4K |
| IMG Wealth Management, Inc. | 0.00% | No change | 1,150 | $3K |
| Spire Wealth Management | 0.00% | No change | 664 | $2K |
| Cornerstone Planning Group LLC | 0.00% | No change | 560 | $2K |
| HighMark Wealth Management LLC | 0.00% | No change | 400 | $1K |
| Nisa Investment Advisors, LLC | 0.00% | No change | 347 | $1K |
| Fortitude Family Office, LLC | 0.00% | New | 276 | $798 |
"% of holder's portfolio" is MGNX's weight in each manager's 13F, not the share of Macrogenics Inc. the manager owns.