Shuo Zhang, Director at Pdf Solutions, sold PDFS on Aug 12, 2026
Data as of Oct 27
- Traded
- Aug 12, 2026
- Disclosed
- Aug 12, 2026
- Filed
- The same day
Form 4s are due within two business days.
Official filing (SEC Form 4) ↗
The price around the disclosure
PDFS since disclosure
−14.6%
after the sale
Similar stocks (SPY) since disclosure
−0.4%
S&P 500 (SPY)
Change in closing price from Aug 12, 2026 (the first trading day on or after disclosure) to Oct 27, 2026. Dividends excluded. Not a return anyone earned.
Our take
None of our tested rules fired on this trade.