secwatch.observer — SEC 8-K summary ====================================== Issuer: GATX CORP (GATX) CIK: 0000040211 Form: 8-K Filed at: 2026-07-01T20:30:27+00:00 Accession: 0001193125-26-292657 Event type: other_material Sentiment: neutral Materiality: 0.60 Item codes: 8.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 GATX exercises first call option, increases JV stake to 33.535% from 30% ------------------------------------------------------------------------ - GATX exercised first call option to acquire interest in Blocker, indirectly raising its stake in GABX Leasing LLC to ~33.535%. - Amended Blocker LLC agreement grants GATX joint approval rights over fundamental actions (amendments, equity, debt, capital calls, major transactions). - Brookfield remains Managing Member unless GATX acquires 100% of Blocker units via remaining call options. - Call Option Agreement provides up to 25 call options for GATX to eventually own 100% of the JV. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/40211/000119312526292657/0001193125-26-292657-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/40211/000119312526292657/d147032d8k.htm HTML page: https://secwatch.observer/filing/0001193125-26-292657 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer