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SOX Rebounds More Than 4% After Its Second-Worst Daily Loss
The index fell 12% Thursday. Its nine largest daily losses were followed by average returns of 23.3% over three months and 48.8% over 12 months.

The Philadelphia Semiconductor Index rose more than 4% Friday, Nov. 6, after plunging 12% Thursday, Nov. 5, in its second-worst single-day decline since the index began.
The S&P 500 fell 4% on Thursday, compared with the semiconductor index's 12% drop.
Across the index's nine largest daily losses, average returns were 23.3% over the following three months and 48.8% over 12 months. Six of the nine cases had positive returns.
The historical figures describe a nine-case sample and are not a forecast of future performance.