GATX closed at $186.42 on Nov 5, down 2.25%, 7.1% below its 52-week closing high. Volume of 189.1K shares was 0.86× its 20-day average (close to normal).
Split-adjusted performance: +14.1% over one month, +1.9% over six months, +22.6% over one year.
In the quarter ended Sep 30, 2026, revenue was $598M, up 36.1% from a year earlier, with a net margin of 17.3%.
Short interest was 2.0M shares at the Oct 15 settlement, down 7.1% from the prior report (5.8% of float, 9.1 days to cover).