Nano Nuclear Energy (NNE): Weiss Asset Management LP reduced its stake -539K shares

1.05M

Shares reported · -539K vs prior quarter

0.45%

Disclosed portfolio weight

$21.6M

Reported value

Holdings as of

Mar 31, 2026

Filed

Aug 14, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Jun 24, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On and effective as of June 22, 2026, Dr. Florent Heidet’s employment and service as the Chief Technology Officer and Head of Reactor Development of Nano Nuclear Energy Inc, a Nevada corporation (the “Company”), was terminated (“Termination”).”

What came next

1. Oct 2, 2026Company filing · Form 8-K · Material agreement, Unregistered sharesSigned an important agreement, and sold new shares without registering them (and 1 more item)

How to read SEC Form 13F-HR

Form 13F is the quarterly report in which investment managers that oversee $100 million or more list the US-listed stocks and some other securities they held on the last day of the quarter.

Full guide: What is an SEC Form 13F?

What else is on file for Nano Nuclear Energy

For Nano Nuclear Energy, OQRO holds 2 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its NNE page.

How this filing works

• SEC Form 13F

Other disclosures at Nano Nuclear Energy

• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRMay 15, 2026
• SEC Form 13F-HRNov 14, 2025
• SEC Form 13F-HRAug 14, 2025

Everything OQRO holds on this company is on its NNE page.