Exhibit 99.1 NEWS RELEASE Trinity Industries, Inc. Announces First Quarter 2025 Results Reports quarterly earnings from continuing operations of 0.29perdilutedshareGeneratesoperatingcashflowof78 million and net gains on lease portfolio sales of 6millionLeasefleetutilizationof96.81.9 billion at quarter-end DALLAS, Texas – May 1, 2025 – Trinity Industries, Inc. ...