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Fund moves

Nano Nuclear Energy (NNE): Weiss Asset Management LP opened a new position $38.2M

Weiss Asset Management LP opened a new position in Nano Nuclear Energy, per its Q4 2025 13F.

1.59M
Shares reported
0.62%
Disclosed portfolio weight
$38.2M
Reported value
Holdings as of
Dec 31, 2025
Filed
May 15, 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.

    What came next

    1. May 29, 2026Company filing · Form 8-K · Material agreement, Acquisition or saleCompleted buying or selling a business or assets, and changed a top executive or board member (and 3 more items)“In connection with STS Acquisition contemplated by the Purchase Agreement, on May 22, 2026, the Board of Directors (the “Board”) of the Company determined that Mr. Boyd should be an “executive officer” of the Company by continuing to serve as the President of STS, reporting to the Company’s Chief Executive Officer.”
    2. 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”).”
    View the official recordSEC Form 13F-HR

    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

    Explore the data

    Other disclosures at Nano Nuclear Energy

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

    This is one filing. OQRO holds the rest

    Insider trades filed with the SEC, stock trades disclosed by members of Congress, fund holdings from 13F filings and federal contract awards, each one in plain words next to its official filing. On this page it opens why the trade stands out, what the company did around that time, the price since, and every field of the form.

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