U.S. chip stocks sink after new trade measures aimed at tech

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PowerShares QQQ Trust, Series 1 (NASDAQ: QQQ) Delayed: 713.44 --0 (-0%)
Previous Close $713.44    52 Week High $119.66 
Open $713.44    52 Week Low $94.84 
Day High $713.44    P/E N/A 
Day Low $713.44    EPS $0.00 
Volume 328,947