GCMG GCM Grosvenor Inc.
GCM Grosvenor Inc. (GCMG) Institutional Ownership
What the institutions did with GCMG last quarter, from their 13F filings. Counting managers rather than shares is the point: a single index fund adding to a position tells you far less than four hundred separate managers all deciding to. Positions as reported for the quarter ended June 30, 2026.
Every manager below opens. Subscribers can see any firm's whole portfolio — every position, its weight, and what they bought, trimmed and exited last quarter.
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Each block is one manager, sized by shares held and colored by how much they moved the position last quarter. Green added, red cut, grey stood pat.
Largest holders
| Manager | Shares | % of reported |
|---|---|---|
| CANTOR FITZGERALD, L. P. | 6.5M | 11.7% |
| AMERIPRISE FINANCIAL INC | 5.4M | 9.8% |
| BlackRock, Inc. | 4.8M | 8.6% |
| ARIEL INVESTMENTS, LLC | 4.4M | 8.0% |
| Sumitomo Mitsui Trust Group, Inc. | 3.8M | 6.8% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 2.6M | 4.8% |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.6M | 4.7% |
| BAMCO INC /NY/ | 2.2M | 4.0% |
| GOLDMAN SACHS GROUP INC | 2.1M | 3.8% |
| ROYCE & ASSOCIATES LP | 1.8M | 3.2% |
| STATE STREET CORP | 1.6M | 2.9% |
| GEODE CAPITAL MANAGEMENT, LLC | 1.5M | 2.8% |
| TWO SIGMA INVESTMENTS, LP | 1.4M | 2.5% |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 1.3M | 2.3% |
| MORGAN STANLEY | 976.1K | 1.8% |
| DIMENSIONAL FUND ADVISORS LP | 869.9K | 1.6% |
| NORTHERN TRUST CORP | 675.0K | 1.2% |
| North Reef Capital Management LP | 630.2K | 1.1% |
| Qube Research & Technologies Ltd | 576.9K | 1.0% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 503.2K | 0.9% |
| AQR CAPITAL MANAGEMENT LLC | 455.0K | 0.8% |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 438.1K | 0.8% |
| ALGERT GLOBAL LLC | 433.6K | 0.8% |
| VANGUARD FIDUCIARY TRUST CO | 422.4K | 0.8% |
| BLAIR WILLIAM & CO/IL | 343.9K | 0.6% |
Largest changes
| Manager | Action | Previous | Current | Change |
|---|---|---|---|---|
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | New | 0 | 438.1K | +438.1K |
| ALGERT GLOBAL LLC | Increased | 11.8K | 433.6K | +421.8K |
| JANE STREET GROUP, LLC | Sold Out | 404.5K | 0 | -404.5K |
| MARSHALL WACE, LLP | Reduced | 406.5K | 26.8K | -379.8K |
| Qube Research & Technologies Ltd | Reduced | 926.1K | 576.9K | -349.3K |
| GOLDMAN SACHS GROUP INC | Increased | 1.8M | 2.1M | +293.6K |
| Man Group plc | Increased | 53.5K | 340.2K | +286.7K |
| CITADEL ADVISORS LLC | New | 0 | 275.2K | +275.2K |
| Neo Ivy Capital Management | Reduced | 282.7K | 25.0K | -257.7K |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | Reduced | 459.4K | 205.5K | -253.8K |
| BlackRock, Inc. | Increased | 4.5M | 4.8M | +252.3K |
| TWO SIGMA INVESTMENTS, LP | Reduced | 1.6M | 1.4M | -251.9K |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | Reduced | 1.5M | 1.3M | -224.0K |
| LOS ANGELES CAPITAL MANAGEMENT LLC | Reduced | 226.5K | 18.0K | -208.5K |
| Trexquant Investment LP | Reduced | 456.5K | 256.4K | -200.1K |
| Nuveen, LLC | Reduced | 493.8K | 325.0K | -168.9K |
| Davidson Kempner Capital Management LP | Sold Out | 142.0K | 0 | -142.0K |
| Russell Investments Group, Ltd. | Increased | 147.7K | 272.7K | +125.0K |
| AMERIPRISE FINANCIAL INC | Increased | 5.3M | 5.4M | +122.3K |
| ACADIAN ASSET MANAGEMENT LLC | Sold Out | 114.7K | 0 | -114.7K |
| Point72 Asset Management, L.P. | New | 0 | 93.4K | +93.4K |
| Engineers Gate Manager LP | Sold Out | 83.3K | 0 | -83.3K |
| PDT Partners, LLC | Increased | 117.8K | 197.7K | +79.9K |
| VANGUARD CAPITAL MANAGEMENT LLC | Reduced | 2.7M | 2.6M | -65.7K |
| AQR CAPITAL MANAGEMENT LLC | Increased | 391.1K | 455.0K | +63.8K |
| MORGAN STANLEY | Increased | 912.8K | 976.1K | +63.4K |
| MILLENNIUM MANAGEMENT LLC | Sold Out | 58.5K | 0 | -58.5K |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM | Increased | 11.9K | 67.0K | +55.1K |
| Balyasny Asset Management L.P. | Increased | 20.9K | 73.3K | +52.4K |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | Increased | 280.4K | 332.0K | +51.6K |
| STATE STREET CORP | Reduced | 1.6M | 1.6M | -46.8K |
| DIMENSIONAL FUND ADVISORS LP | Increased | 823.5K | 869.9K | +46.4K |
| DARK FOREST CAPITAL MANAGEMENT LP | Sold Out | 42.6K | 0 | -42.6K |
| Quantbot Technologies LP | Sold Out | 42.2K | 0 | -42.2K |
| XTX Topco Ltd | Reduced | 82.7K | 41.3K | -41.4K |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 1.5M | 1.5M | +38.2K |
| Corient Private Wealth LP | New | 0 | 36.1K | +36.1K |
| CITIGROUP INC | Increased | 3.9K | 39.5K | +35.6K |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | 74.1K | 38.9K | -35.2K |
| WELLS FARGO & COMPANY/MN | Increased | 22.4K | 55.6K | +33.2K |
| EntryPoint Capital, LLC | Sold Out | 31.6K | 0 | -31.6K |
| ENVESTNET ASSET MANAGEMENT INC | Reduced | 43.1K | 12.8K | -30.3K |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 243.7K | 213.9K | -29.8K |
| Atom Investors LP | New | 0 | 28.9K | +28.9K |
| SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC | Increased | 89.9K | 118.5K | +28.6K |
| Numerai GP LLC | Increased | 101.3K | 129.5K | +28.2K |
| North Star Investment Management Corp. | Increased | 297.5K | 324.6K | +27.1K |
| MIRABELLA FINANCIAL SERVICES LLP | Sold Out | 25.6K | 0 | -25.6K |
| Magnetar Financial LLC | Sold Out | 21.9K | 0 | -21.9K |
| AMERICAN CENTURY COMPANIES INC | Increased | 166.8K | 186.8K | +20.0K |
| ARIEL INVESTMENTS, LLC | Increased | 4.4M | 4.4M | +19.4K |
| DEUTSCHE BANK AG\ | Increased | 76.4K | 95.6K | +19.1K |
| VARCOV Co. | New | 0 | 18.4K | +18.4K |
| Quantinno Capital Management LP | Increased | 60.6K | 78.9K | +18.3K |
| FJ Capital Management LLC | Sold Out | 17.7K | 0 | -17.7K |
| DEARBORN PARTNERS LLC | Increased | 17.2K | 34.3K | +17.2K |
| HSBC HOLDINGS PLC | New | 0 | 17.1K | +17.1K |
| Brevan Howard Capital Management LP | Sold Out | 17.0K | 0 | -17.0K |
| FOX RUN MANAGEMENT, L.L.C. | Sold Out | 17.0K | 0 | -17.0K |
| UBS Group AG | Reduced | 107.0K | 90.2K | -16.9K |
13F filings are due 45 days after quarter end and cover long positions in U.S.-listed equities only, so this is a lagged and partial picture: shorts, bonds and foreign listings never appear. Options positions are excluded here rather than folded into the share counts. Political ownership is coming.