POWER INTEGRATIONS INC — Director's Dealing 2013

Apr 10, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: POWER INTEGRATIONS INC (POWI)
CIK: 0000833640
Period of Report: 2013-04-09

Reporting Person: BALAKRISHNAN BALU (President and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-04-09	Common Stock	M	100	$27.22	Acquired	391399	Indirect
2013-04-09	Common Stock	S	100	$42.5	Disposed	391299	Indirect

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-04-09	Non-Qualified Stock Option (right to buy)	$27.22	M	100	Disposed	2014-02-04	Common Stock (100)	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	118747	Direct

Footnotes

F1: This sale is pursuant to a 10B5-1 Sales Plan