---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-26-015923"
form_type: "8-K"
ticker: "NNE"
cik: "0001923891"
company_name: "Nano Nuclear Energy Inc."
filed_at: "2026-04-09T23:59:59+00:00"
generated_at: "2026-05-15T06:49:45.049818+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Nano Nuclear awarded DOE GAIN Voucher for KRONOS MMR uncertainty quantification

## Summary
- Awarded DOE GAIN Voucher to develop validated UQ/Sensitivity framework for KRONOS MMR using ORNL SCALE/TSUNAMI.
- Voucher provides access to ORNL expertise and DOE lab capabilities; no direct financial award.
- Second GAIN voucher for company; first for KRONOS MMR system.
- Framework intended to strengthen design margins, reduce regulatory uncertainty, support NRC pre-licensing.

## SEC filing metadata
- accession: 0001493152-26-015923
- form_type: 8-K
- ticker: NNE
- cik: 0001923891
- company_name: Nano Nuclear Energy Inc.
- filed_at: 2026-04-09T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1923891/000149315226015923/0001493152-26-015923-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1923891/000149315226015923/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-26-015923
- JSON: https://secwatch.observer/filing/0001493152-26-015923.json
- Plain text: https://secwatch.observer/filing/0001493152-26-015923.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.