Automatic Data Processing closed at $304.59 on Nov 4, up 2.90%, 1.1% below its 52-week closing high. Volume of 1.2M shares was 0.57× its 20-day average (below normal).
Split-adjusted performance: +16.1% over one month, +47.0% over six months, +18.4% over one year.
In the quarter ended Sep 30, 2026, revenue was $5.49B, up 6.1% from a year earlier, with a net margin of 20.5%.
Short interest was 10.2M shares at the Oct 15 settlement, down 7.0% from the prior report (2.6% of float, 6.3 days to cover).