GATX Corporation ("GATX," the "Company," "we," "us," "our," and similar terms), a New York corporation founded in 1898, is a leading global railcar lessor, owning fleets in North America, Europe, and India. In addition, through GATX Engine Leasing ("GEL"), our wholly owned aircraft spare engine leasing business, and our joint ventures with Rolls-Royce plc (or affiliates thereof, collectively “Rolls-Royce”), we own one of the largest aircraft spare engine lease portfolios in the world. We report our financial results through three primary business segments: Rail North America, Rail International, and Engine Leasing. Financial results for our tank container leasing business ("Trifleet") are reported in the Other segment. On May 29, 2025, GATX entered into a definitive agreement to acquire railcars from Wells Fargo Bank, N.A. ("Wells Fargo") through a newly formed joint venture ("GABX" or the "GABX joint venture") with Brookfield Infrastructure Partners L.P. and its institutional partners (collectively, "Brookfield"). The transaction formally closed on January 1, 2026 and consisted of approximately 101,000 railcars for approximately $4.2 billion.