Back to 13F data
Q1 2026
SEAPORT ENTMT GROUP INC
Original CUSIPs: 812215200. This page shows current managers, quarterly changes, and primary SEC sources.
Current managers
1
Combined value
$107.9M
Current managers
1
Calculated from each manager’s latest available 13F.
Total shares
5,023,780
Aggregated at company level with original CUSIP details preserved.
Combined value
$107.9M
Market values are added across managers reporting the same quarter.
Themes
Unclassified
Local mappings are used only for search and classification.
Four-quarter trend
Four-quarter ownership trend
Manager actions by quarter
Current tracked managers holding this company
| Manager | Quarter | Market value | Shares | Portfolio weight | Current-quarter change | Share change | Value change | SEC source |
|---|---|---|---|---|---|---|---|---|
| Pershing Square Bill Ackman | Q1 2026 | $107,910,794 | 5,023,780 | 0.79% | Unchanged +0.00% | 0 | +$8,590,663 | XML 05/15/2026 |
Original CUSIP details
| Manager | Issuer | CUSIP | Security class | Market value | Shares | Weight | Source |
|---|---|---|---|---|---|---|---|
| Pershing Square | SEAPORT ENTMT GROUP INC | 812215200 | COMMON STOCK | $107,910,794 | 5,023,780 | 0.79% | SEC XML |
Quarterly holdings details
| Quarter | Current managers | Combined value | Total shares | Manager details |
|---|---|---|---|---|
| Q2 2025 | 1 | $93,693,497 | 5,023,780 | Pershing Square New position |
| Q3 2025 | 1 | $115,145,038 | 5,023,780 | Pershing Square Unchanged |
| Q4 2025 | 1 | $99,320,131 | 5,023,780 | Pershing Square Unchanged |
| Q1 2026 | 1 | $107,910,794 | 5,023,780 | Pershing Square Unchanged |
Data source
Holdings facts come from SEC 13F information tables. Tickers, company aliases, and themes are used only for search and normalized display, not as a holdings source.