Power Integrations (Nasdaq: POWI) will release its first-quarter financial results after market hours on Thursday, May 7, 2026, and will host a conference call that day beginning at 1:30 p.m. Pacific time.

A live and archived audio webcast of the conference call will be available on the company's investor web page at https://investors.power.com. Dial-in participants can register for the conference call by clicking here and completing the online form.

About Power Integrations

Power Integrations, Inc. is a leading innovator in semiconductor technologies for high-voltage power conversion. The company's products are key building blocks in the clean-power ecosystem, enabling the generation of renewable energy as well as the efficient transmission and consumption of power in applications ranging from milliwatts to megawatts. For more information please visit www.power.com.

Power Integrations and the Power Integrations logo are trademarks or registered trademarks of Power Integrations, Inc. All other trademarks are property of their respective owners.

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Joe Shiffler

(408) 414-8528

joe@power.com

Power Integrations to Webcast First-Quarter Earnings Conference Call on May 7