Synopsys is trading at $398.33, down 4.32%, with no clearly reported company-specific catalyst emerging on September 4, 2026.
- Executive Chair Aart de Geus sold approximately $21.38 million of stock on August 31 and September 1; coverage does not explicitly link the sales to the intraday decline.
- The move diverges from the semiconductor sector rally: SOXX is up 3.05%, while broader indices are mixed after stronger-than-expected employment data.