Power Integrations Reports Inducement Grants under Nasdaq Listing Rule 5635(c)(4)

In addition, on the Grant Date, the company granted a total of 8,931 RSUs and 1,254 PSUs at target to several new employees who began their employment with Power Integrations in April and May 2026.

The inducement grants were issued pursuant to Power Integrations’ Amended and Restated 2025 Inducement Award Plan. One-fourth (1/4^th) of the RSUs will vest on each of the first four anniversaries of the Grant Date, subject to the recipient’s continued service through each applicable vesting date. The PSUs and PRSUs will vest based upon achievement of the company’s performance metrics for 2026 and 2028, respectively, as determined by the talent and compensation committee of the company’s board of directors, up to a maximum of 200% of the target number of PSUs or PRSUs, as applicable, subject to continued service through December 31st of the applicable year. The inducement grants are subject to the terms and conditions of the applicable RSU, PSU and PRSU agreements and Power Integrations’ Amended and Restated 2025 Inducement Award Plan

The inducement grants were approved by the talent and compensation committee of Power Integrations’ board of directors, as required by Nasdaq Rule 5635(c)(4), and were granted as a material inducement to employment in accordance with Nasdaq Rule 5635(c)(4).

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.