Seaport Entertainment Group Inc.
SEG- Exchange
- NYSE
- Industry
- Services-Miscellaneous Amusement & Recreation
- SEC CIK
- 0002009684
No open-market purchases or sales by Seaport Entertainment Group Inc. insiders were filed in the last 90 days; 116 institutions reported holding it in 13F filings for Q2 2026, worth $296.0M in total; Pershing Square is the only superinvestor holding it.
13F holders, Q2 2025
Institutional positions in Seaport Entertainment Group Inc. as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 103
- −16 vs. Q1 2025
- Shares held
- 8.85M
- −71.2K (−0.8%) vs. Q1 2025
- Total value
- $165.1M
- −$26.4M (−13.8%) vs. Q1 2025
- New holders
- 18
- 33 more added
- Sold out
- 34
- 35 more reduced
2 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SEG on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 116 | $296.0M |
| Q1 2026 | 118 | $231.3M |
| Q4 2025 | 113 | $205.6M |
| Q3 2025 | 101 | $227.1M |
| Q2 2025 | 103 | $165.1M |
| Q1 2025 | 121 | $192.0M |
| Q4 2024 | 127 | $268.7M |
| Q3 2024 | 118 | $134.7M |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2025
Shares, value and share of portfolio for each institution holding Seaport Entertainment Group Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Rubric Capital Management LP | 568,530 | $10.6M | 0.17% | −4,878−0.9% | Reduced |
| Dimensional Fund Advisors LP | 583,287 | $10.9M | 0.00% | −9,220−1.6% | Reduced |
| Pershing Square Capital Management, L.P. | 5,023,780 | $93.7M | 0.68% | 00.0% | Unchanged |
| Harris Associates L PSuperinvestorHarris Associates (Oakmark) | 0 | $0 | 0.00% | −125,230−100.0% | Sold out |
| Bulldog Investors, LLP | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −49,088−100.0% | Sold out |
| Invesco Ltd. | 0 | $0 | 0.00% | −48,474−100.0% | Sold out |
| Amundi | 0 | $0 | 0.00% | −39,482−100.0% | Sold out |
| Brinker Capital Investments, LLC | 0 | $0 | 0.00% | −25,611−100.0% | Sold out |
| Oppenheimer Asset Management Inc. | 0 | $0 | 0.00% | −18,679−100.0% | Sold out |
| Pathstone Holdings, LLC | 0 | $0 | 0.00% | −18,466−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −18,044−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −16,547−100.0% | Sold out |
| Goldman Sachs Group Inc | 0 | $0 | 0.00% | −16,341−100.0% | Sold out |
| Public Employees Retirement System of Ohio | 0 | $0 | 0.00% | −2,387−100.0% | Sold out |
| Byrne Asset Management LLC | 0 | $0 | 0.00% | – | Sold out |
| Bryn Mawr Trust Co | 0 | $0 | 0.00% | −923−100.0% | Sold out |
| California State Teachers Retirement System | 0 | $0 | 0.00% | −581−100.0% | Sold out |
| Ofi Invest Asset Management | 0 | $0 | 0.00% | −555−100.0% | Sold out |
| CIBC Private Wealth Group, LLC | 0 | $0 | 0.00% | −370−100.0% | Sold out |
| Quent Capital, LLC | 0 | $0 | 0.00% | −129−100.0% | Sold out |
| Coldstream Capital Management Inc | 0 | $0 | 0.00% | −102−100.0% | Sold out |
| Geneos Wealth Management Inc. | 0 | $0 | 0.00% | −92−100.0% | Sold out |
| Corebridge Financial, Inc. | 0 | $0 | 0.00% | −52−100.0% | Sold out |
| Laurel Wealth Advisors LLC | 0 | $0 | 0.00% | −18−100.0% | Sold out |
| Brown Brothers Harriman & Co | 0 | $0 | 0.00% | −14−100.0% | Sold out |
| First Horizon Advisors, Inc. | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| Flagship Wealth Advisors, LLC | 0 | $0 | 0.00% | −11−100.0% | Sold out |
| Farther Finance Advisors, LLC | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| Cornerstone Planning Group LLC | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Clearstead Advisors, LLC | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Parkside Financial Bank & Trust | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Private Trust Co NA | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Bruce G. Allen Investments, LLC | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| MPWM Advisory Solutions, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Orion Portfolio Solutions, LLC | – | – | – | – | Not filed |
| Lindbrook Capital, LLC | – | – | – | – | Not filed |