WALKER JAMES JOHN

PrivateCIK: 2021757
Location

NEW YORK, NY

WALKER JAMES JOHN (Chief Executive Officer) sold 8.3% of their position (25K shares) of NANO NUCLEAR ENERGY INC. on the open market

Open‑market sale worth $753.1K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales
InsiderWALKER JAMES JOHNCIK 2021757
IssuerNANO NUCLEAR ENERGY INC.CIK 1923891
DirectorOfficer· Chief Executive Officer
Since Feb 2026
-25K
Net shares
Net seller
$753.1K
Total sold
2
Open market trades
0B · 2S
2
Total transactions
25K disposed
Non-Derivative Transactions2

Common Stock

Direct
S · Sale

Shares

22.46K

Price / share

$30.03

Trade value

$674.38K

% of position

7.5%
12/24/2025
300K277.54K

Common Stock

Direct
S · Sale

Shares

2.54K

Price / share

$30.97

Trade value

$78.69K

% of position

0.9%
12/24/2025
277.54K275K
Total

Net shares

25K

Net value

-$753.07K

Derivative Transactions0
No derivative transactions reported
WALKER JAMES JOHN — Insider Transaction (Form 4) Filed Dec 30, 2025 | Finecho