POWER INTEGRATIONS INC

Ticker: POWI CUSIP: 739276103 Class: Common Stock

Capital Research Global Investors's Holding History (CIK: 0001422848)

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

Q1 2014

Shares 620,000 Value ($000) $40,784 Avg Close $27.03 Range $24.11 - $30.73

Q4 2013

Shares 650,000 Value ($000) $36,283 Avg Close $24.04 Range $22.49 - $26.82

Q3 2013

Shares 765,000 Value ($000) $41,425 Avg Close $23.02 Range $17.96 - $25.46

Q2 2013

Shares 786,000 Value ($000) $31,880 Avg Close $18.48 Range $16.68 - $20.17

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2014	620,000	$40,784	$27.03	$24.11 - $30.73
Q4 2013	650,000	$36,283	$24.04	$22.49 - $26.82
Q3 2013	765,000	$41,425	$23.02	$17.96 - $25.46
Q2 2013	786,000	$31,880	$18.48	$16.68 - $20.17