POWER INTEGRATIONS INC — Director's Dealing 2020

Feb 8, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: POWER INTEGRATIONS INC (POWI)
CIK: 0000833640
Period of Report: 2020-02-04

Reporting Person: BALAKRISHNAN BALU (President and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-02-04	Common Stock	A	22000	$0.0	Acquired	429334	Indirect
2020-02-06	Common Stock	A	13744	$0.0	Acquired	443078	Indirect
2020-02-06	Common Stock	M	47374	$38.07	Acquired	490452	Indirect
2020-02-06	Common Stock	S	47374	$105.6299	Disposed	443078	Indirect
2020-02-07	Common Stock	S	2000	$104.2	Disposed	441078	Indirect
2020-02-07	Common Stock	S	1500	$104.4907	Disposed	439578	Indirect
2020-02-07	Common Stock	S	1750	$104.6237	Disposed	437828	Indirect
2020-02-07	Common Stock	S	1635	$104.6253	Disposed	436193	Indirect

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-02-06	Non-Qualified Stock Option (right to buy)	$38.07	M	47374	Disposed	2020-05-03	Common Stock (47374)	Indirect

Footnotes

F1: The reporting person was granted a Performance Stock Unit. The Performance Stock Unit vests based on Power Integrations satisfaction of certain performance conditions.The performance conditions for 2019 were met.

F2: Represents the automatic sale of stock to cover the tax liability associated with the vesting of a Performance Stock Unit.