| Name | People |
|---|---|
| 22NW LP | |
| 3G Capital Partners | Jorge Paulo Lemann and Alex Behring |
| Abdiel Capital Advisors | Colin Moran and Geoffrey Gentile |
| Abrams Capital Management | David Abrams |
| ACK Asset Management | |
| Affinity Asset Advisors | |
| AKO Capital | |
| Akre Capital Management | Chuck Akre |
| Alkeon Capital Management | Panayotis Sparaggis |
| Altai Capital Management | Toby Symonds |
| Altarock Partners | Mark Massey |
| Altimeter Capital Management | Brad Gerstner |
| Appaloosa Management | David Tepper |
| AQR Capital Management | Cliff Asness |
| Aquamarine Capital Management | Guy Spier |
| Aravt Global | |
| Ariel Investments | John Rogers |
| ARK Investment Management | Catherine Wood and Brett Winton |
| Arlington Value Capital | Allan Mecham |
| Avenir Corp | Peter C. Keefe , James H. Rooney , and Charles G. Mackall |