118 institutions reported holding $125.4M of MACROGENICS INC (MGNX) in SEC 13F filings for 2026-03-31. Largest institutional holders: ARMISTICE CAPITAL, LLC ($17.4M), RENAISSANCE TECHNOLOGIES LLC ($8.6M), MILLENNIUM MANAGEMENT LLC ($8.1M), VANGUARD CAPITAL MANAGEMENT LLC ($7.7M), ACADIAN ASSET MANAGEMENT LLC ($7.3M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | ARMISTICE CAPITAL, LLC | $17.4M | 6.0M | Trimmed |
| 2 | RENAISSANCE TECHNOLOGIES LLC | $8.6M | 3.0M | Added |
| 3 | MILLENNIUM MANAGEMENT LLC | $8.1M | 2.8M | Added |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $7.7M | 2.7M | New |
| 5 | ACADIAN ASSET MANAGEMENT LLC | $7.3M | 2.5M | Added |
| 6 | TWO SIGMA INVESTMENTS, LP | $7.3M | 2.5M | Added |
| 7 | BANK OF AMERICA CORP /DE/ | $6.9M | 2.4M | Added |
| 8 | MARSHALL WACE, LLP | $5.9M | 2.0M | Added |
| 9 | RA CAPITAL MANAGEMENT, L.P. | $5.4M | 1.9M | New |
| 10 | WASATCH ADVISORS LP | $4.5M | 1.6M | Trimmed |
| 11 | VANGUARD PORTFOLIO MANAGEMENT LLC | $3.5M | 1.2M | New |
| 12 | BlackRock, Inc. | $3.4M | 1.2M | Added |
| 13 | D. E. Shaw & Co., Inc. | $3.1M | 1.1M | Added |
| 14 | Connor, Clark & Lunn Investment Management Ltd. | $2.5M | 867,249 | Added |
| 15 | CITADEL ADVISORS LLC | $2.4M | 840,418 | Trimmed |
| 16 | GEODE CAPITAL MANAGEMENT, LLC | $2.0M | 697,321 | Added |
| 17 | JANE STREET GROUP, LLC | $1.8M | 608,509 | Trimmed |
| 18 | DIADEMA PARTNERS LP | $1.7M | 600,000 | New |
| 19 | MACKENZIE FINANCIAL CORP | $1.7M | 597,442 | Added |
| 20 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $1.5M | 512,827 | Added |
| 21 | Affinity Asset Advisors, LLC | $1.4M | 500,000 | Added |
| 22 | JACOBS LEVY EQUITY MANAGEMENT, INC | $1.3M | 441,143 | Trimmed |
| 23 | NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | $1.2M | 420,000 | Hold |
| 24 | Walleye Capital LLC | $1.2M | 411,165 | Added |
| 25 | GSA CAPITAL PARTNERS LLP | $1.1M | 379,647 | Trimmed |
Source: SEC Form 13F filings · as of 2026-03-31