Oklo Inc. Shares Sold by Aristotle Atlantic Partners LLC

Institutional investor trims stake in nuclear microreactor company

Mar. 15, 2026 at 7:57am

Aristotle Atlantic Partners LLC, an institutional investor, reduced its position in Oklo Inc. (NYSE:OKLO) by 50% during the third quarter, according to a recent SEC filing. The fund now owns 17,568 shares of the company's stock, down from 35,136 shares previously.

Why it matters

Oklo is a California-based energy technology company focused on developing advanced nuclear microreactors, a potentially important technology for providing carbon-free power. The reduction in Aristotle Atlantic Partners' stake could signal a shift in investor sentiment around the company and its prospects.

The details

According to the 13F filing, Aristotle Atlantic Partners sold 17,568 shares of Oklo stock during the third quarter. The fund now owns 17,568 shares of the company's stock, worth approximately $1.96 million as of the most recent SEC filing. Several other institutional investors also made changes to their Oklo holdings during the quarter, with some increasing and others decreasing their positions.

  • Aristotle Atlantic Partners LLC reduced its Oklo stake during the third quarter of 2026.

The players

Aristotle Atlantic Partners LLC

An institutional investment management firm that has reduced its stake in Oklo Inc.

Oklo Inc.

A California-based energy technology company focused on developing advanced nuclear microreactors.

Got photos? Submit your photos here. ›

The takeaway

The reduction in Aristotle Atlantic Partners' Oklo stake could signal a shift in investor sentiment around the nuclear microreactor company, though the overall outlook for Oklo remains uncertain as it continues to develop its advanced reactor technology.