Ameren closed at $113.08 on Nov 4, up 2.46%, 4.4% below its 52-week closing high. Volume of 2.9M shares was 1.65× its 20-day average (above normal).
Split-adjusted performance: +11.2% over one month, +3.2% over six months, +11.4% over one year.
In the quarter ended Jun 30, 2026, revenue was $2.09B, down 5.8% from a year earlier, with a net margin of 15.0%.
Short interest was 15.3M shares at the Oct 15 settlement, up 7.4% from the prior report (5.5% of float, 7.3 days to cover).