PHLX Semiconductor Index Falls 7.5% in Two Weeks Through Oct. 14

The PHLX Semiconductor Index fell 7.5% between its Sept. 30 and Oct. 14 closes, extending a two-week decline in the U.S. semiconductor benchmark.

The index closed at 12,628.62 on Sept. 30 and 11,684.38 on Oct. 14, a drop of 944.24 points. The percentage change is calculated from those closing values.

The July decline was larger. The index fell from 14,246.96 on June 30 to 11,311.08 on July 31, a loss of 2,935.88 points, or 20.6%.

By percentage, the latest two-week drop was 13.1 percentage points smaller than the July decline, or about one-third its size. Both comparisons use the closing values at the start and end of each period.