Data from public SEC 13F & STOCK Act filings, delayed up to ~45 days, partial holdings only — for research, not investment advice.
Data from public SEC 13F & STOCK Act filings, delayed up to ~45 days, partial holdings only — for research, not investment advice.
Data as of 2026 Q1 (03-31) · 13F snapshot
| Investor | Value | % of portfolio | Action |
|---|---|---|---|
| Stephen Mandel | $524.03M | 1.8% | Big add |
| Warren Buffett | $114.12M | 0.0% | Hold |
| Ken GriffinPUT | $29.77M | — | — |
| Ken GriffinCALL | $29.14M | — | — |
| Steven CohenCALL | $7.90M | — | — |
| Steven CohenPUT | $4.24M | — | — |
| Izzy EnglanderPUT | $457.2K | — | — |
| Izzy EnglanderCALL | $196.7K | — | — |