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

$3.70M

123.69K shares

What this filing means

WALKER JAMES JOHN plans to sell 123.69K shares of NANO NUCLEAR ENERGY INC. valued at approximately $3.70M. 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
123.69K
Shares to sell
$3.70M
Approx. market value
123.69K
Acquired (3 months)
1
Planned
Securities Acquired — Last 3 Months3
Sort

Exercise of Stock Options

Cash

6/3/2026
70K

Restricted Stock Award

N/A

6/3/2026
28.69K

Exercise of Stock Option

Cash

1/28/2026
25K
Total acquired123.69K
Planned & Completed Dispositions1
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NASDAQPlanned

Units to sell

123.69K

Market value

$3.70M

6/3/2026
Total

Units

123.69K

Value

$3.70M

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