Magnetar Financial Invests $1.59M in Power Integrations

Hedge fund acquires nearly 40,000 shares of semiconductor company

Mar. 13, 2026 at 10:05am

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Magnetar Financial LLC acquired a new stake of 39,461 shares in Power Integrations, Inc. (NASDAQ:POWI) during the third quarter, valued at approximately $1,587,000. This represents around 0.07% ownership of the semiconductor company.

Why it matters

The investment by Magnetar Financial, a prominent hedge fund, signals potential institutional interest and confidence in Power Integrations' future prospects. As a semiconductor company focused on energy-efficient power conversion, Power Integrations' products are used across a wide range of applications, making it an interesting investment target.

The details

According to the SEC filing, Magnetar Financial acquired the new stake in Power Integrations during the third quarter of the year. The 39,461 shares purchased are valued at around $1.59 million, based on the company's stock price at the time. This investment gives Magnetar Financial a roughly 0.07% ownership stake in Power Integrations.

  • Magnetar Financial acquired the new stake in Power Integrations during the 3rd quarter of the year.

The players

Magnetar Financial LLC

A prominent hedge fund that acquired a new stake in Power Integrations, Inc.

Power Integrations, Inc.

A semiconductor company that specializes in the design and development of high-performance analog and mixed-signal integrated circuits for energy-efficient power conversion.

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The takeaway

Magnetar Financial's investment in Power Integrations reflects institutional confidence in the semiconductor company's growth potential, particularly in the energy-efficient power conversion market. This transaction highlights the ongoing interest from hedge funds and other institutional investors in semiconductor firms with innovative technologies and strong market positions.