System1, Inc. (SST) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for SST. 13F holdings as of 2026-06-30.
In 13F filings for the quarter ended June 30, 2026, 20 institutions reported holding SST, with 597,922 shares worth $1.4 million in aggregate.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|---|---|---|
| Bank of America | 161,513 | $373K | DECREASED |
| Vanguard | 136,717 | $316K | INCREASED |
| Cerity Partners | 116,844 | $270K | UNCHANGED |
| Crescent Grove Advisors | 75,545 | $175K | NEW |
| BlackRock | 43,353 | $100K | INCREASED |
Full institutional holdings, insider history, and congressional trades for System1, Inc. on SentiSense.