Seaport Entertainment Group Inc. (SEG) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for SEG. 13F holdings as of 2026-06-30.
In 13F filings for the quarter ended June 30, 2026, 112 institutions reported holding SEG, with 11.1 million shares worth $295.6 million in aggregate.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|---|---|---|
| Pershing Square Holdco, | 5,023,780 | $134M | NEW |
| Kahn Brothers Group | 917,005 | $24M | INCREASED |
| Vanguard | 781,622 | $21M | INCREASED |
| Gate City Capital Management | 723,248 | $19M | INCREASED |
| Rubric Capital Management | 568,530 | $15M | UNCHANGED |
Full institutional holdings, insider history, and congressional trades for Seaport Entertainment Group Inc. on SentiSense.