GCM Grosvenor GCMG
Ownership & positioning
Who holds it, who is betting against it, and where the big money is moving
Short-sale volume as % of daily volume
Large-order net flow, last 20 sessions
Net of large-order buying minus selling, in USD. Over this window: −$5.73M (8 inflow days, 12 outflow days).
Net flow by order size, last 20 sessions
Super/Big orders approximate institutional-size trades; Mid/Small approximate retail-size trades. Net buy minus sell value in each bucket, summed over the window.
The five largest holders on file together own 40.5% of shares outstanding.
Largest holders
By investor type
Reported short interest has fallen from 2.35% to 2.05% of float over the last 6 biweekly reports (31 Jul 2026 to 15 Oct 2026).
Recent institutional activity
| Holder | Type | Period | Share change | New stake |
|---|---|---|---|---|
| Jonathan Levin | Individual/Insider | 2026/Q3 | +48,492 | 1.1% |
| Nuveen Asset Management LLC | Insurance Company | 2026/Q3 | +102,750 | 0.2% |
| William Blair Investment Management, LLC | Mutual Fund | 2026/Q3 | +427,736 | 1.3% |
| Algert Global LLC | Hedge Fund | 2026/Q3 | +421,797 | 0.7% |
| Goldman Sachs Asset Management, L.P. | Mutual Fund | 2026/Q3 | +388,385 | 2.6% |
| Numeric Investors LLC | Hedge Fund | 2026/Q3 | +286,696 | 0.6% |
| Citadel Advisors LLC | Hedge Fund | 2026/Q3 | +275,248 | 0.5% |
| BlackRock | Mutual Fund | 2026/Q3 | +252,291 | 7.8% |
| Norges Bank Investment Management | Sovereign Wealth Fund | 2026/Q3 | +159,600 | 0.3% |
| Russell Investment Management, LLC | Mutual Fund | 2026/Q3 | +124,959 | 0.4% |
| Columbia Management Investment Advisers, LLC | Mutual Fund | 2026/Q3 | +122,296 | 8.8% |
| Point72 Asset Management, L.P. | Hedge Fund | 2026/Q3 | +93,371 | 0.2% |
| GuideStone Capital Management, LLC | Mutual Fund | 2026/Q3 | +90,984 | 0.1% |
| PDT Partners, LLC | Hedge Fund | 2026/Q3 | +79,928 | 0.3% |
| AQR Capital Management | Hedge Fund | 2026/Q3 | +64,420 | 0.7% |
Institutional buy/sell activity by reporting period, largest moves first.
Insider transactions
| Date | Insider | Title | Transaction | Shares | Price | Held after |
|---|---|---|---|---|---|---|
| 29 Sep 2026 | David Helfand | Independent Director | Other Derivative Acquisition | +6,886 | – | 56,031 |
| 29 Sep 2026 | Samuel Scott | Lead Independent Director | Other Derivative Acquisition | +5,722 | – | 129,575 |
| 29 Sep 2026 | Francesca Cornelli | Independent Director | Other Acquisition | +5,722 | $12.89 | 57,953 |
| 29 Sep 2026 | Stephen Malkin | Non-Independent Director | Other Derivative Acquisition | +4,849 | – | 112,236 |
| 15 Sep 2026 | Pamela Bentley | CFO & Office of the Chairman | Intent to Sell (Form 144) | -10,000 | $12.76 | – |
| 15 Sep 2026 | Pamela Bentley | CFO & Office of the Chairman | Automatic Disposition | -50,000 | $12.68 | 14,397 |
| 14 Sep 2026 | Pamela Bentley | CFO & Office of the Chairman | Intent to Sell (Form 144) | -40,000 | $12.64 | – |
| 2 Sep 2026 | Kathleen Sullivan | Chief Accounting Officer & MD of Finance in Chicago | Open Market Disposition | -40,000 | $13.16 | 44,795 |
| 14 Aug 2026 | Jonathan Levin | President | Derivative Exercise and Sale | -42,813 | $13.86 | 689,493 |
| 14 Aug 2026 | Jonathan Levin | President | Derivative Exercise and Retained | +48,492 | – | 689,493 |
| 14 Aug 2026 | Frederick Pollock | Chief Investment Officer & Office of the Chairman | Derivative Exercise and Sale | -23,953 | $13.86 | 813,189 |
| 14 Aug 2026 | Frederick Pollock | Chief Investment Officer & Office of the Chairman | Derivative Exercise and Retained | +36,917 | – | 813,189 |
| 15 Jul 2026 | Cantor Fitzgerald Asset Management | Open Market Disposition | -553,106 | $13.83 | 5,894,429 | |
| 14 Jul 2026 | Cantor Fitzgerald Asset Management | Private Disposition | -4,000 | $14.24 | 5,894,429 | |
| 29 Jun 2026 | David Helfand | Independent Director | Other Derivative Acquisition | +7,216 | – | 49,145 |
| 29 Jun 2026 | Samuel Scott | Lead Independent Director | Other Derivative Acquisition | +5,996 | – | 123,853 |
| 29 Jun 2026 | Francesca Cornelli | Independent Director | Other Acquisition | +5,996 | $12.30 | 52,231 |
| 29 Jun 2026 | Stephen Malkin | Non-Independent Director | Other Derivative Acquisition | +5,082 | – | 107,387 |
| 30 May 2026 | Jonathan Levin | President | Derivative Exercise and Sale | -45,085 | $10.63 | 641,001 |
| 30 May 2026 | Jonathan Levin | President | Derivative Exercise and Retained | +54,157 | – | 641,001 |
From Form 4/Form 144 filings. Negative share counts are disposals (sales, gifts, or shares withheld for taxes); positive are acquisitions.
Short interest, by report
| Report date | Shares short | % of float | Days to cover |
|---|---|---|---|
| 15 Oct 2026 | 1,254,124 | 2.1% | 3.6 |
| 30 Sep 2026 | 1,176,112 | 1.9% | 2.0 |
| 15 Sep 2026 | 1,196,156 | 2.0% | 3.3 |
| 31 Aug 2026 | 1,611,973 | 2.6% | 3.8 |
| 14 Aug 2026 | 1,068,753 | 1.7% | 2.1 |
| 31 Jul 2026 | 1,420,281 | 2.4% | 2.4 |
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