TOMPKINS MARK N.

PrivateCIK: 1455971

TOMPKINS MARK N. sold 0.5% of their position (25K shares) of DEEP ISOLATION NUCLEAR, INC. on the open market

Open‑market sale worth $2.50 — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderTOMPKINS MARK N.CIK 1455971
Director10% Owner
Since Apr 2022
-25K
Net shares
Net seller
$2.50
Total sold
1
Open market trades
0B · 1S
1
Total transactions
25K disposed
Non-Derivative Transactions1

Common Stock

Direct
S · Sale

Shares

25K

Price / share

$0.00

Trade value

$2.50

% of position

0.5%
7/16/2025
4.75M4.72M
Total

Net shares

25K

Net value

-$2.50

Derivative Transactions0
No derivative transactions reported
TOMPKINS MARK N. — Insider Transaction (Form 4) Filed Jul 18, 2025 | Finecho