Who owns MACROGENICS INC?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of MGNX from SEC Form 13F filings across 122 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 122 institutions disclosed 48.7M shares of MACROGENICS INC worth $224.9M — about 76.6% of shares outstanding; the largest disclosed holder is ARMISTICE CAPITAL, LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
122
13F holders
$224.9M
value, 2026 filers
76.6%
of shares outstanding (48.7M sh)
38
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of MGNX's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | ARMISTICE CAPITAL, LLC | 5.0M | $23.1M | 0.3% | 7.9% | -16.7% |
| 2 | BlackRock, Inc. | 4.7M | $21.6M | 0.0% | 7.4% | +302.3% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 2.7M | $12.3M | 0.0% | 4.2% | +0.1% |
| 4 | RENAISSANCE TECHNOLOGIES LLC | 2.6M | $12.2M | 0.0% | 4.1% | -11.2% |
| 5 | ACADIAN ASSET MANAGEMENT LLC | 2.5M | $11.7M | 0.0% | 4% | -0.1% |
| 6 | BANK OF AMERICA CORP /DE/ | 2.5M | $11.5M | 0.0% | 3.9% | +3.6% |
| 7 | TWO SIGMA INVESTMENTS, LP | 2.5M | $11.4M | 0.0% | 3.9% | -2.5% |
| 8 | MILLENNIUM MANAGEMENT LLC | 2.4M | $11.0M | 0.0% | 3.7% | -15.0% |
| 9 | WASATCH ADVISORS LP | 2.0M | $9.3M | 0.1% | 3.2% | +29.4% |
| 10 | RA CAPITAL MANAGEMENT, L.P. | 1.9M | $8.6M | 0.1% | 2.9% | 0.0% |
| 11 | VANGUARD PORTFOLIO MANAGEMENT LLC | 1.8M | $8.4M | 0.0% | 2.9% | +50.6% |
| 12 | MACKENZIE FINANCIAL CORP | 1.6M | $7.6M | 0.0% | 2.6% | +174.9% |
| 13 | MARSHALL WACE, LLP | 1.6M | $7.5M | 0.0% | 2.5% | -20.2% |
| 14 | GEODE CAPITAL MANAGEMENT, LLC | 1.6M | $7.3M | 0.0% | 2.5% | +126.1% |
| 15 | Affinity Asset Advisors, LLC | 1.2M | $5.6M | 0.3% | 1.9% | +143.3% |
| 16 | D. E. Shaw & Co., Inc. | 1.1M | $4.9M | 0.0% | 1.7% | +0.4% |
| 17 | JACOBS LEVY EQUITY MANAGEMENT, INC | 1.0M | $4.6M | 0.0% | 1.6% | +127.2% |
| 18 | Connor, Clark & Lunn Investment Management Ltd. | 1.0M | $4.6M | 0.0% | 1.6% | +15.4% |
| 19 | STATE STREET CORP | 863,663 | $4.0M | 0.0% | 1.4% | +194.1% |
| 20 | GOLDMAN SACHS GROUP INC | 558,001 | $2.6M | 0.0% | 0.9% | +104.0% |
| 21 | NORTHERN TRUST CORP | 516,129 | $2.4M | 0.0% | 0.8% | +238.9% |
| 22 | VANGUARD FIDUCIARY TRUST CO | 420,106 | $1.9M | 0.0% | 0.7% | +23.5% |
| 23 | NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 420,000 | $1.9M | 0.0% | 0.7% | 0.0% |
| 24 | Walleye Capital LLC | 408,150 | $1.9M | 0.0% | 0.6% | +21.7% |
| 25 | DIMENSIONAL FUND ADVISORS LP | 379,335 | $1.8M | 0.0% | 0.6% | +50.6% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.