POWER INTEGRATIONS INC — Director's Dealing 2012

Oct 29, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: POWER INTEGRATIONS INC (POWI)
CIK: 0000833640
Period of Report: 2012-10-25

Reporting Person: BALAKRISHNAN BALU (President and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-10-25	Common Stock	M	147979	$18.95	Acquired	399558	Indirect
2012-10-25	Common Stock	M	1000	$17.75	Acquired	400558	Indirect

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-10-25	Non-Qualified Stock Option (right to buy)	$17.75	M	1000	Disposed	2013-01-08	Common Stock (1000)	Indirect
2012-10-25	Non-Qualified Stock Option (right to buy)	$18.95	M	147979	Disposed	2013-01-08	Common Stock (147979)	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	68033	Direct