Apply Filters
Choose which columns to filter the table by
Select Columns
Choose which columns to display in the table
Institution26 | Since Filing↕ | YTD↕ | Key People | Total AUM (Long)↓ | Position Count Bucket | Sector Weights |
|---|---|---|---|---|---|---|
 Pershing Square Capital Management, L.P. Hedge Fund•Activist | 5.48%Nov 14, 2025 | - | William Albert Ackman CEO | $14.6B | < 20 positions | |
 Starboard Value LP Hedge Fund•Activist | -0.46%Nov 14, 2025 | - | Jeffrey Chad Smith CEO | $5.3B | 20-100 positions | |
 TRIAN FUND MANAGEMENT, L.P. Hedge Fund•Activist | 8.35%Nov 14, 2025 | - | Nelson ("Nmn") Peltz CEO | $4.1B | < 20 positions | |
 Cevian Capital II GP LTD Hedge Fund•Activist | 16.00%Nov 14, 2025 | - | Norma O'Sullivan Director | $3.4B | < 20 positions | |
 Mantle Ridge LP Hedge Fund•Activist | 18.86%Nov 13, 2025 | - | Paul Charles Hilal CEO | $2.3B | < 20 positions | |
I Impactive Capital LP Hedge Fund•Activist | 12.39%Nov 14, 2025 | - | James William Garrett CFO | $2.1B | < 20 positions | |
 JANA Partners Management, LP Hedge Fund•Activist | 8.78%Nov 14, 2025 | - | Barry Stuart Rosenstein Founder | $2.1B | < 20 positions | |
 Politan Capital Management LP Hedge Fund•Activist | 6.82%Nov 14, 2025 | - | Quentin George Koffey CIO | $1.1B | 20-100 positions | |
C Caligan Partners LP Hedge Fund•Activist | 12.46%Nov 14, 2025 | - | Tiffany Crowley CFO | $720.7M | < 20 positions | |
 Land & Buildings Investment Management, LLC Hedge Fund•Activist | 4.08%Nov 14, 2025 | - | Jonathan I Litt Managing Partner | $544.9M | 20-100 positions | |
 Irenic Capital Management LP Hedge Fund•Activist | 0.11%Nov 14, 2025 | - | Adam Jason Katz CIO | $469.3M | < 20 positions | |
 Bulldog Investors, LLC Hedge Fund•Activist | -2.38%Nov 14, 2025 | - | Phillip Franklin Goldstein Managing Partner | $409.9M | > 100 positions | |
E Engaged Capital LLC Hedge Fund•Activist | 15.27%Nov 14, 2025 | - | Glenn William Welling CIO | $407.6M | < 20 positions | |
S Sherborne Investors Management LP Hedge Fund•Activist | 2.54%Nov 3, 2025 | - | Stephen L Welker Director | $387.3M | < 20 positions | |
 PL Capital Advisors, LLC Hedge Fund•Activist | 11.94%Nov 4, 2025 | - | Richard J Lashley Managing Partner | $286.3M | < 20 positions | |
S Stilwell Value LLC Hedge Fund•Activist | 0.32%Nov 14, 2025 | - | Ravi Bipin Shah CFO | $280.8M | 20-100 positions | |
 Juniper Investment Company, LLC Hedge Fund•Activist | 8.70%Nov 14, 2025 | - | John Anders Bartholdson Managing Partner | $261.4M | < 20 positions | |
 Ananym Capital Management, LP Hedge Fund•Activist | 15.96%Nov 14, 2025 | - | Alexander Jonathan Silver CIO | $260.1M | < 20 positions | |
 Legion Partners Asset Management, LLC Hedge Fund•Activist | 10.50%Nov 14, 2025 | - | David Alan Katz COO | $184.8M | < 20 positions | |
 Sarissa Capital Management LP Hedge Fund•Activist | -0.11%Nov 14, 2025 | - | Alexander John Denner CEO | $180.4M | < 20 positions | |
 ATLANTIC INVESTMENT MANAGEMENT INC Hedge Fund•Activist | 7.59%Nov 14, 2025 | - | Alexander J Roepers President | $174.1M | < 20 positions | |
 Vision One Management Partners, LP Hedge Fund•Activist | 22.87%Nov 14, 2025 | - | Courtney Richard Mather CEO | $158.9M | < 20 positions | |
H Hudson Executive Capital LP Hedge Fund•Activist | 7.03%Nov 14, 2025 | - | Douglas Lee Braunstein Founder | $125.0M | < 20 positions | |
 CIBELLI CAPITAL MANAGEMENT LLC Hedge Fund•Activist | 6.13%Nov 13, 2025 | - | Mario David Cibelli Managing Partner | $123.6M | < 20 positions | |
 ENGINE NO. 1 LLC Hedge Fund•Activist | 14.93%Nov 14, 2025 | - | Jennifer Lisa Grancio CEO | $88.6M | < 20 positions |