Amtech Systems closed at $12.35 on Nov 4, down 3.52%, 48.5% below its 52-week closing high. Volume of 322.3K shares was 1.35× its 20-day average (above normal).
Split-adjusted performance: -30.5% over one month, -32.1% over six months, +58.1% over one year.
In the quarter ended Jun 30, 2026, revenue was $22.38M, up 14.5% from a year earlier, with a net margin of 7.4%.
Short interest was 1.4M shares at the Oct 15 settlement, down 13.5% from the prior report (11.8% of float, 5.9 days to cover).