Form 4 Filing: Walker James John Sells $3.5M of $NNE

INSIDER SALE

⚡ MATERIALITY: 8/10

corporate issuer

Nano Nuclear Energy Inc.

Ticker: $NNE

Transaction Value

$3.5M

Price/Share: $15.68

transaction date

2026-06-03

Shares: 222,376

Market Price Activity

HillSignal AI Analytical Report

SEC Form 4 documents direct changes in beneficial ownership of securities for public corporations. The reporting insider, Walker James John, holds the title of Chief Executive Officer at Nano Nuclear Energy Inc..

On 2026-06-03, the insider transacted 222,376 shares.The shares were transacted at a weighted average price of $15.68 per share, resulting in a total market-relevant value of $3.5M.

Executive Summary Summary

Walker James John (Chief Executive Officer) sold $3.5M of $NNE

Post-Transaction Position: 603,855 shares

SEC Accession No: 0001493152-26-027559 (CIK: 2021757)

Verified Multi-Source Index

Verify the accuracy of this insider transaction and corporate entity independently. HillSignal pulls data directly from official SEC databases; use the sources below to corroborate.

SEC EDGAR FilingView Source Form 4

Yahoo Finance$NNE Quote & Profile

OpenCorporates RegistryVerify Corporate Identity

Google News$NNE News Coverage