American Tower closed at $194.86 on Nov 4, up 4.04% — matching its 52-week closing high. Volume of 3.6M shares was 0.96× its 20-day average (close to normal).
Split-adjusted performance: +18.3% over one month, +8.2% over six months, +10.3% over one year.
In the quarter ended Sep 30, 2026, revenue was $2.79B, up 2.5% from a year earlier, with a net margin of 27.5%.
Short interest was 6.8M shares at the Oct 15 settlement, down 7.8% from the prior report (1.5% of float, 2.0 days to cover).