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NASDAQ: NNE Nano Nuclear Energy Inc. 8-K

Nano Nuclear Energy wins DOE voucher for reactor design analysis at Oak Ridge Lab

Filed April 9, 2026 · Period ending April 9, 2026 · ~1 min read

2 key changes 2 sections

Key Changes

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    Company awarded GAIN Voucher NE-26-38854 by U.S. Department of Energy to support uncertainty and sensitivity analysis for its KRONOS MMR reactor design using Oak Ridge National Laboratory's SCALE/TSUNAMI tools.

    Press Release, Item 7.01 view on EDGAR →
  • medium

    GAIN vouchers provide access to DOE national laboratory expertise and facilities to help advance nuclear energy technologies, representing federal validation of the company's technical development path.

    Press Release verify on EDGAR →

Summary

Nano Nuclear Energy announced it has been awarded a Gateway for Accelerated Innovations in Nuclear (GAIN) voucher from the Department of Energy to support technical analysis of its KRONOS MMR reactor design. The voucher provides access to Oak Ridge National Laboratory's specialized tools for uncertainty quantification and sensitivity analysis, which are critical steps in validating reactor safety and performance characteristics. For retail investors, this represents federal endorsement of the company's technical approach and provides access to world-class DOE resources that would otherwise be prohibitively expensive for a development-stage nuclear company.

GAIN vouchers are competitive awards that signal DOE confidence in a technology's potential. Watch for follow-on announcements about the analysis results and whether they support the company's timeline for regulatory submissions to the Nuclear Regulatory Commission.

Section-by-Section Diff

Event · Item 8.01 — Other Events

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Item 8.01 — Other Events filed; see Key Changes for terms.

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Added DOE GAIN Voucher Award medium

Added in current filing · verify on EDGAR →

On April 9, 2026, Nano Nuclear Energy Inc. (the “Company”) issued a press release announcing that it has been awarded a Gateway for Accelerated Innovations in Nuclear (GAIN) Voucher, NE-26-38854, by U.S. Department of Energy (DOE) relating to its KRONOS MMR™ Energy System titled, “Uncertainty Quantification and Sensitivity Analysis Support for NANO Nuclear Reactor Design Using ORNL’s Tools – SCALE/TSUNAMI”.

The Company received a GAIN voucher from the Department of Energy to support technical analysis work on its KRONOS MMR reactor design. GAIN vouchers provide access to DOE national laboratory expertise and facilities to help advance nuclear energy technologies. This voucher specifically covers uncertainty quantification and sensitivity analysis using Oak Ridge National Laboratory tools.

Event · Item 9.01 — Financial Statements and Exhibits

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Nano Nuclear Energy Inc. filed an 8-K attaching a press release; no material business event disclosed in the filing body.

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Added Press release attachment low

Added in current filing · verify on EDGAR →

Exhibit No. | Description | 99.1 | Press Release of the Company.

The 8-K attaches a press release as Exhibit 99.1. The filing body provides no details about the press release content, so the nature and materiality of the disclosure cannot be determined from this 8-K text alone.

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Figures/quotes linked to EDGAR · Narrative written by AI · Jun 3, 2026 · How we verify