Tudor Investment Corp Reduces Stake in Advanced Energy Industries

Hedge fund cuts position in electronics maker by over 60% in Q3 2025

Mar. 28, 2026 at 11:52am

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An extreme close-up of complex industrial machinery and electronic components, conveying the technical sophistication and manufacturing expertise behind Advanced Energy Industries' products.A close-up view of the advanced electronics and precision machinery that power Advanced Energy Industries' solutions for semiconductor fabs, renewable energy, and other high-tech industries.Fort Collins Today

Tudor Investment Corp ET AL, a prominent hedge fund, has reduced its stake in Advanced Energy Industries, Inc. (NASDAQ:AEIS) by 63.1% in the third quarter of 2025, according to a recent SEC filing. The fund now owns 15,359 shares of the electronics maker's stock, down from 41,638 shares previously.

Why it matters

This move by a major institutional investor provides insight into the market's sentiment around Advanced Energy Industries, a leading provider of precision power conversion and control solutions for industries like semiconductor manufacturing and renewable energy. Tracking changes in institutional ownership can signal broader trends in a company's outlook.

The details

According to the 13F filing, Tudor Investment Corp ET AL sold 26,279 shares of Advanced Energy Industries during the third quarter. The fund now holds a $2.613 million position in the company, down from a previous $7.089 million stake. Several other hedge funds and institutional investors also made changes to their AEIS holdings during the quarter, with some increasing their positions while others, like Tudor, reduced exposure.

  • The 13F filing covers the third quarter of 2025, which ended on September 30th.

The players

Tudor Investment Corp ET AL

A prominent hedge fund that has reduced its stake in Advanced Energy Industries by over 60% in the third quarter of 2025.

Advanced Energy Industries, Inc.

A global technology company that specializes in precision power conversion, measurement, and control solutions for industries like semiconductor manufacturing and renewable energy.

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The takeaway

This reduction in Tudor Investment Corp ET AL's position in Advanced Energy Industries could signal a shift in investor sentiment around the electronics maker, though the overall market outlook for the company remains positive based on analyst ratings and other institutional ownership changes. Tracking movements by major hedge funds and institutional investors can provide valuable insights into a stock's performance and future prospects.