---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-007556"
form_type: "8-K"
ticker: "SEG"
cik: "0002009684"
company_name: "Seaport Entertainment Group Inc."
filed_at: "2026-01-29T23:59:59+00:00"
generated_at: "2026-05-16T06:35:50.628370+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Seaport amends 250 Water Street sale; closing set Feb 5, 2026 at $143M

## Summary
- Closing date fixed at February 5, 2026; buyer has no further right to extend or adjourn.
- Sale price for 250 Water Street set at $143.0 million, subject to apportionment and adjustments.
- Buyer must deliver an additional $1.0 million deposit within one business day, increasing total non-refundable deposit to $8.5 million.
- Closing remains subject to conditions not yet satisfied; no assurance the sale will complete.

## SEC filing metadata
- accession: 0001104659-26-007556
- form_type: 8-K
- ticker: SEG
- cik: 0002009684
- company_name: Seaport Entertainment Group Inc.
- filed_at: 2026-01-29T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 1.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2009684/000110465926007556/0001104659-26-007556-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2009684/000110465926007556/seg-20260128x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-007556
- JSON: https://secwatch.observer/filing/0001104659-26-007556.json
- Plain text: https://secwatch.observer/filing/0001104659-26-007556.txt

## Key facts
- Material Agreements
  Seaport Entertainment Group Inc. amended Second Amendment to the Agreement with 250 Water Street Owner LLC valued at $143.0 million (effective 2026-01-28).
  - Action: amendment
  - Agreement: asset purchase
  - Counterparty: 250 Water Street Owner LLC
  - Value: $143.0 million
  - Effective: 2026-01-28
  source text: On January 28, 2026, the Seller and the Buyer entered into a Second Amendment to the Agreement (the “Amendment”) to provide that, among other things and notwithstanding anything to the contrary contained in the Agreement, (i) the date of the closing of the transactions contemplated under the Agreement (the “Closing Date”) will be February 5, 2026, and the Buyer will have no further right to extend or adjourn the Closing Date, and (ii) the sale price for 250 Water Street will be $143.0 million, subject to apportionment and adjustment as set forth in the Agreement.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2009684/000110465926007556/0001104659-26-007556-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.