The U.S. Philadelphia Semiconductor Index (SOX) has retraced more than 20% from its June 22 closing record high, entering a bear market. The index fell 10% this week, its largest weekly decline since April 2025.

2026-07-18

The U.S. Philadelphia Semiconductor Index (SOX) has retraced more than 20% from its June 22 closing record high, entering a bear market. The index fell 10% this week, its largest weekly decline since April 2025.