WALKER JAMES JOHN

PrivateCIK: 2021757
Location

NEW YORK, NY

Senior insider sale

Chief Executive Officer at NANO NUCLEAR ENERGY INC. — senior position signals high conviction

$7.63M

220K shares

What this filing means

WALKER JAMES JOHN plans to sell 220K shares of NANO NUCLEAR ENERGY INC. valued at approximately $7.63M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderWALKER JAMES JOHNCIK 2021757
IssuerNANO NUCLEAR ENERGY INC.CIK 1923891
DirectorOfficer· Chief Executive Officer
Since Feb 2026
220K
Shares to sell
$7.63M
Approx. market value
195K
Acquired (3 months)
1
Planned
1 completed
Securities Acquired — Last 3 Months2
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Exercise of Stock Options

Cash

1/28/2026
170K

Private Subscription

Cash

3/23/2022
25K
Total acquired195K
Planned & Completed Dispositions2
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Completed

Completed

Units to sell

25K

Market value

$753.1K

12/24/2025

Planned — Approximate Date

NASDAQPlanned

Units to sell

195K

Market value

$6.87M

1/28/2026
Total

Units

220K

Value

$7.63M

WALKER JAMES JOHN — Planned Insider Sale (Form 144) | Finecho