secwatch.observer — SEC 8-K summary ====================================== Issuer: Seaport Entertainment Group Inc. (SEG) CIK: 0002009684 Form: 8-K Filed at: 2026-02-23T23:59:59+00:00 Accession: 0001104659-26-018624 Event type: other_material Sentiment: neutral Materiality: 0.65 Item codes: 7.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 SEG announces Balloon Museum as new Tin Building tenant; Tin Building by Jean-Georges closes -------------------------------------------------------------------------------- - Balloon Museum will open U.S. flagship at Tin Building in Summer 2026 under 5-year lease with two 5-year renewal options. - Tin Building by Jean-Georges operations closed effective Feb 23, 2026; License Agreement with JG terminated. - SEG retains 25% minority stake in Jean-Georges Restaurants; partnership continues. - Balloon Museum exhibition will feature new commissioned works by internationally renowned artists. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/2009684/000110465926018624/0001104659-26-018624-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/2009684/000110465926018624/seg-20260223x8k.htm HTML page: https://secwatch.observer/filing/0001104659-26-018624 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer