Company · CIK 0001923891 · SIC 4911 — Electric Services · Nasdaq
Nano Nuclear Energy Inc. · NNE
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 3, 2026 SForm 4 → | Sep 3, 5:49 pm EDT | James John WalkerChief Executive Officer, Director | 25,000 | $17.77 | $444,168 | 635,000 | −3.79% | 10b5-1 |
| Sep 1, 2026 SForm 4 → | Sep 3, 4:05 pm EDT | Jiang YuPresident and Chairman, Director, 10% Owner | 474,500 | $17.46 | $8,283,449 | 7,749,500 | −5.77% | 10b5-1 |
| Sep 1, 2026 SForm 4 → | Sep 3, 4:05 pm EDT | James John WalkerChief Executive Officer, Director | 25,000 | $17.44 | $436,065 | 660,000 | −3.65% | 10b5-1 |
| Jun 5, 2026 SForm 4 → | Jun 5, 5:31 pm EDT | Florent HeidetChief Technology Officer | 3,000 | $24.95 | $74,858 | 6,185 | −32.7% | |
| Jun 5, 2026 SForm 4 → | Jun 5, 5:26 pm EDT | Seth Jason BerlDirector | 3,750 | $24.92 | $93,459 | 7,586 | −33.1% | |
| Jun 3, 2026 MForm 4/A → | Aug 26, 4:05 pm EDT | James John WalkerChief Executive Officer, Director | 200,000 | $3.00 | $600,000 | 780,000 | — | |
| Jun 3, 2026 MForm 4 → | Jun 5, 6:12 pm EDT | Tsun Yee LawDirector | 3,428 | — | — | 78,428 | — | |
| Jun 3, 2026 SForm 4 → | Jun 5, 6:12 pm EDT | Diane Elizabeth HareDirector | 3,428 | $26.64 | $91,322 | 0 | −100% | 10b5-1 |
| Jun 3, 2026 MForm 4 → | Jun 5, 6:12 pm EDT | Diane Elizabeth HareDirector | 3,428 | — | — | 3,428 | — | 10b5-1 |
| Jun 3, 2026 SForm 4 → | Jun 5, 5:52 pm EDT | James John WalkerChief Executive Officer, Director | 123,688 | $26.49 | $3,276,423 | 555,000 | −18.2% | 10b5-1 |
| Jun 3, 2026 MForm 4 → | Jun 5, 5:52 pm EDT | James John WalkerChief Executive Officer, Director | 98,688 | $3.00 | $210,000 | 608,688 | — | 10b5-1 |
| Jun 3, 2026 MForm 4 → | Jun 5, 5:32 pm EDT | Jiang YuPresident and Chairman, Director, 10% Owner | 245,900 | $3.00 | $600,000 | 8,269,900 | — | 10b5-1 |
| Jun 3, 2026 SForm 4 → | Jun 5, 5:32 pm EDT | Jiang YuPresident and Chairman, Director, 10% Owner | 745,900 | $26.68 | $19,896,985 | 8,224,000 | −8.32% | 10b5-1 |
| Jun 3, 2026 MForm 4 → | Jun 5, 5:31 pm EDT | Florent HeidetChief Technology Officer | 9,185 | — | — | 9,185 | — | |
| Jun 3, 2026 SForm 4 → | Jun 5, 5:31 pm EDT | Jaisun GarchaChief Financial Officer | 37,215 | $26.48 | $985,617 | 345,000 | −9.74% | 10b5-1 |
| Jun 3, 2026 MForm 4 → | Jun 5, 5:31 pm EDT | Jaisun GarchaChief Financial Officer | 37,215 | $3.00 | $60,000 | 362,215 | — | 10b5-1 |
| Jun 3, 2026 MForm 4 → | Jun 5, 5:29 pm EDT | I Financial Ventures Group LLC10% Owner | 200,000 | $3.00 | $600,000 | 8,424,000 | — | 10b5-1 |
| Jun 3, 2026 SForm 4 → | Jun 5, 5:29 pm EDT | I Financial Ventures Group LLC10% Owner | 700,000 | $26.68 | $18,674,131 | 8,224,000 | −7.84% | 10b5-1 |
| Jun 3, 2026 MForm 4 → | Jun 5, 5:28 pm EDT | Kenny Joe Yung YuDirector | 3,428 | — | — | 18,428 | — | |
| Jun 3, 2026 MForm 4 → | Jun 5, 5:26 pm EDT | Seth Jason BerlDirector | 7,500 | — | — | 11,336 | — |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jun 3, 2026 MForm 4/A → | Aug 26, 4:05 pm EDT | James John WalkerChief Executive Officer, Director | 200,000 | — | — | 300,000 | — | |
| Jun 3, 2026 MForm 4 → | Jun 5, 6:12 pm EDT | Tsun Yee LawDirector | 3,428 | — | — | 2,968 | — | |
| Jun 3, 2026 MForm 4 → | Jun 5, 6:12 pm EDT | Diane Elizabeth HareDirector | 3,428 | — | — | 2,968 | — | 10b5-1 |
| Jun 3, 2026 MForm 4 → | Jun 5, 5:52 pm EDT | James John WalkerChief Executive Officer, Director | 98,688 | — | — | 146,398 | — | 10b5-1 |
| Jun 3, 2026 MForm 4 → | Jun 5, 5:32 pm EDT | Jiang YuPresident and Chairman, Director, 10% Owner | 245,900 | — | — | 275,778 | — | 10b5-1 |
| Jun 3, 2026 MForm 4 → | Jun 5, 5:31 pm EDT | Florent HeidetChief Technology Officer | 9,185 | — | — | 29,647 | — | |
| Jun 3, 2026 MForm 4 → | Jun 5, 5:31 pm EDT | Jaisun GarchaChief Financial Officer | 37,215 | — | — | 87,845 | — | 10b5-1 |
| Jun 3, 2026 MForm 4 → | Jun 5, 5:29 pm EDT | I Financial Ventures Group LLC10% Owner | 200,000 | — | — | 0 | — | 10b5-1 |
| Jun 3, 2026 MForm 4 → | Jun 5, 5:28 pm EDT | Kenny Joe Yung YuDirector | 3,428 | — | — | 2,968 | — | |
| Jun 3, 2026 MForm 4 → | Jun 5, 5:26 pm EDT | Seth Jason BerlDirector | 7,500 | — | — | 2,968 | — |