Seaport Entertainment Group
Runs destination real estate, hospitality, sports, and live-event assets in New York and Las Vegas.
$26.79
After-hours close+0.06 (+0.22%)
At close$26.73(−1.11%)
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Breakdown13F · Form 4
Institutions 87.48%11.20M sharesInsiders 3.83%490.8K sharesOther 8.69%1.11M shares
Shares outstanding 12.80M · Float 12.41M · 96.9% free float
Institutions13F, as of Jun 30, 2026
120 holders · 11.20M shares · 17 new positions · 57 increased · 23 reduced · 16 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| Pershing Square Holdco, L.P. | 5.02M | 39.24% | +5.02Mnew | Aug 14, 2026 |
| Kahn Brothers Group Inc | 917.0K | 7.16% | +23.8K | Aug 17, 2026 |
| Gate City Capital Management, LLC | 723.2K | 5.65% | +33.8K | Aug 14, 2026 |
| Rubric Capital Management LP | 568.5K | 4.44% | 0 | Aug 14, 2026 |
| BlackRock, Inc. | 553.1K | 4.32% | +47.5K | Aug 7, 2026 |
| Dimensional Fund Advisors LP | 396.6K | 3.10% | −58.6K | Aug 11, 2026 |
| Vanguard Portfolio Management LLC | 384.2K | 3.00% | +341.1K | Aug 13, 2026 |
| Vanguard Capital Management LLC | 343.5K | 2.68% | +15.9K | Aug 13, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| Kahn Brothers Group Inc | 7.00% | 893.2K | 13G | May 8, 2026 ↗ |
| Gate City Capital Management, LLC | 5.40% | 689.4K | 13G | May 15, 2026 ↗ |
| David Rosen | 5.02% | 276.9K | 13G | Nov 13, 2024 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| Anton D. Nikodemus | director, officer: Chief Executive Officer | 191.9K | 1.50% | Jul 16, 2025 |
| Matthew Morris Partridge | director, officer: Chief Executive Officer | 111.1K | 0.87% | Aug 3, 2026 |
| Pershing Square Capital Management, L.P. | director, 10 percent owner: | 90.9K | 0.71% | Apr 23, 2026 |
| Lenah Elaiwat | officer: Chief Financial Officer | 30.7K | 0.24% | Aug 3, 2026 |
| Rebecca E. Sachs | officer: Chief Administrative Officer | 22.4K | 0.17% | Aug 3, 2026 |
| Luciana Fato | officer: General Counsel | 19.2K | 0.15% | Mar 9, 2026 |
| Michael Anthony Crawford | director | 8.2K | 0.06% | Jun 16, 2026 |
| Monica S. Digilio | director | 8.2K | 0.06% | Jun 16, 2026 |
| David Z. Hirsh | director | 8.2K | 0.06% | Jun 16, 2026 |
1 person has not refiled in the last 18 months (33 shares), so they are not in the figure above
Latest trades
No open-market trades in the last 12 months.
CongressHouse and Senate disclosures
Not reported.