NANO Nuclear’s KRONOS MMR™ and the University of Illinois Urbana-Champaign Advance to Next Regulatory Milestone as U.S. NRC Formally Accepts Construction Permit Application for Review

What was reported

New York, N.Y., May 20, 2026 — NANO Nuclear Energy Inc. (NASDAQ: NNE) (“NANO Nuclear” or “the Company”), a leading advanced nuclear micro modular reactor and technology company focused on developing clean energy solutions, today announced that the U.S. Nuclear Regulatory Commission (NRC) has formally accepted the previously submitted Construction Permit Application (CPA) for the deployment of the Company’s KRONOS MMR™ at the University of Illinois Urbana-Champaign (U. of I.).U.S. Securities and Exchange Commission (EDGAR) · Exhibit 99.1 to 8-K · May 20, 2026 · Open the source ↗

What the evidence supports

NANO Nuclear Energy furnished a press release to the SEC (Form 8-K, Item 8.01) about a company announcement. It shows what the company chose to disclose on that date.

What remains unknown

Claims in the release are the company's own and have not been independently verified. Furnishing a document to the SEC does not mean the SEC reviewed or endorsed it.

Source passages

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Press release headlineNANO Nuclear’s KRONOS MMR™ and the University of Illinois Urbana-Champaign Advance to Next Regulatory Milestone as U.S. NRC Formally Accepts Construction Permit Application for ReviewU.S. Securities and Exchange Commission (EDGAR) · Exhibit 99.1 to 8-K · May 20, 2026 · Open the source ↗

Press release lead paragraphNew York, N.Y., May 20, 2026 — NANO Nuclear Energy Inc. (NASDAQ: NNE) (“NANO Nuclear” or “the Company”), a leading advanced nuclear micro modular reactor and technology company focused on developing clean energy solutions, today announced that the U.S. Nuclear Regulatory Commission (NRC) has formally accepted the previously submitted Construction Permit Application (CPA) for the deployment of the Company’s KRONOS MMR™ at the University of Illinois Urbana-Champaign (U. of I.).U.S. Securities and Exchange Commission (EDGAR) · Exhibit 99.1 to 8-K · May 20, 2026 · Open the source ↗

Revision history

1. Revision 1 · Nov 11, 2026, 21:09 UTC

   NANO Nuclear’s KRONOS MMR™ and the University of Illinois Urbana-Champaign Advance to Next Regulatory Milestone as U.S. NRC Formally Accepts Construction Permit Application for Review

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