Companies / Seaport Entertainment Group Inc.
Seaport Entertainment Group Inc.
NYSE: SEGCIK 2009684NEW YORK, NY
Financials · FY2025
Ownership
12.8M shares outstanding · as of Aug 3, 2026
Ownership
| Insiders | 0.71% | 90,875 |
| 10%+ / strategic | 6.97% | 893,227 |
| Institutions | 38.26% | 4,900,738 |
| Public float | 54.06% | 6,924,696 |
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 12
View all →| Insider | % of shares | Shares |
|---|---|---|
Partridge Matthew MorrisCEOFormerChief Executive Officer · Director | 0.94% | 120,533 |
Pershing Square Capital Management, L.P.Director · 10% owner | 0.71% | 90,875 |
Elaiwat LenahFormerChief Financial Officer | 0.25% | 31,454 |
Sachs Rebecca E.FormerChief People Officer | 0.18% | 23,400 |
Fato LucianaFormerGeneral Counsel | 0.15% | 19,212 |
Crawford Michael AnthonyFormerDirector | 0.06% | 7,218 |
Digilio Monica SFormerDirector | 0.06% | 7,218 |
Hirsh David Z.FormerDirector | 0.06% | 7,218 |
Ackman William aFormerDirector · 10% owner | — | — |
Pershing Square Holdco GP, LLCFormerDirector · 10% owner | — | — |
Institutional holders 117
View all →| Holder | Value | % of shares |
|---|---|---|
| $107.91M | 39.22% | |
| $19.19M | 6.97% | |
| $14.71M | 4.32% | |
| $11.24M | 4.44% | |
| $10.28M | 4.06% | |
| $8.98M | 3.55% | |
| $7.62M | 3.01% | |
| $5.09M | 2.01% | |
| $4.94M | 1.45% | |
| $4.50M | 1.78% |
Activity
Jun 30, 2026View all →
InsidersInstitutions
Who's accumulating and trimming this stock (13F).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q1 2026 as of | Kahn Brothers Group Inc 13F manager | Add | — | $6.60M | +307K +52.38% | 893,227 6.97% of shares | medium |
| Q2 2026 as of | BlackRock, Inc. 13F manager | Add | — | $1.04M | +39K +7.60% | 553,120 4.32% of shares | low |
| Q1 2026 as of | Renaissance Technologies LLC 13F manager | Add | — | $977.3K | +46K +123.64% | 82,300 0.64% of shares | low |
| Q1 2026 as of | Marshall Wace, LLP 13F manager | Exit | — | $-655.5K | -33K -100.00% | — | low |
| Q1 2026 as of | AQR Capital Management, LLC 13F manager | New | — | $499.0K | +23K | 23,230 0.18% of shares | low |
| Q1 2026 as of | Los Angeles Capital Management LLC 13F manager | Exit | — | $-438.6K | -18K -100.00% | — | low |
| Q2 2026 as of | LPL Financial LLC 13F manager | Add | — | $415.4K | +16K +43.27% | 51,711 0.40% of shares | low |
| Q2 2026 as of | Citizens Financial Group INC/RI 13F manager | New | — | $310.2K | +12K | 11,660 0.09% of shares | low |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| Kahn Brothers Group Inc | Passive13G | — |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| SEG | — | 812215200 |