POWER INTEGRATIONS INC

Ticker: POWI CUSIP: 739276103 Class: Common Stock

Clearbridge Investments, LLC's Holding History (CIK: 0001348883)

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

Q1 2017

Shares 354 Value ($000) $23 Avg Close $30.47 Range $28.17 - $33.28

Q4 2016

Shares 191 Value ($000) $13 Avg Close $29.96 Range $27.74 - $32.06

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2017	354	$23	$30.47	$28.17 - $33.28
Q4 2016	191	$13	$29.96	$27.74 - $32.06