Philadelphia half February 16 reached a new high after the start of the retreat, Monday ate all the gains this year.
U.S. technology stocks set off selling pressure on Monday, and the Philadelphia Semiconductor Index fell 5.4%, has given back all the gains this year.
Philadelphia half of the past two years have risen more than 50%, this year also once rose 16%, reaching a new high on February 16.
TSMC ADR plunged 5.7% to $113.93, down 17.5% from the peak hit on Feb. 16, still up 4.5% so far this year.
Fee and a half Monday fell the heaviest component of Cree, down 12%, Monolithic Power System fell 9.3%, Teradyne fell 8.5%, Colin R & D (Lam Research Corp.) fell 8.2%.
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