POWER INTEGRATIONS INC

Ticker: POWI CUSIP: 739276103 Class: Common Stock

THOMPSON SIEGEL & WALMSLEY LLC's Holding History (CIK: 0001008322)

Note: Option positions (PUT/CALL) are excluded.

Q4 2016

Shares 47 Value ($000) $3 Avg Close $29.96 Range $27.74 - $32.06

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2016	47	$3	$29.96	$27.74 - $32.06