PDF Solutions closed at $40.05 on Nov 4, down 5.07%, 43.4% below its 52-week closing high. Volume of 523.0K shares was 0.81× its 20-day average (close to normal).
Split-adjusted performance: -26.4% over one month, -16.7% over six months, +36.7% over one year.
In the quarter ended Jun 30, 2026, revenue was $61.53M, up 18.9% from a year earlier, with a net margin of 6.9%.
Short interest was 3.3M shares at the Oct 15 settlement, down 6.5% from the prior report (9.3% of float, 5.7 days to cover).