MULLER ELIZABETH

PrivateCIK: 2081850
Location

BERKELEY, CA

MULLER ELIZABETH (Chief Executive Officer) received a stock award from DEEP FISSION, INC.

Compensation award — not an open‑market transaction. Less informative as a directional signal.

A · 1 award
InsiderMULLER ELIZABETHCIK 2081850
IssuerDEEP FISSION, INC.CIK 1918102
Officer· Chief Executive Officer
Since Mar 2026
+732.60K
Net shares
Net buyer
$0.00
Total acquired
0
Open market trades
0B · 0S
2
Total transactions
732.60K acquired
Non-Derivative Transactions1

Restricted Stock Units

Direct
A · Award

Shares

+549.45K

Price / share

Trade value

% of position

New position
12/9/2025
0.00549.45K
Total

Net shares

+549.45K

Net value

$0.00

Derivative Transactions1

Stock Option (right to buy)

Direct
A · Award
Converts to

shares of Common Stock

183.15K shares

Shares

+183.15K

Strike price

2.73

Held after

994.85K

Exercisable

12/9/2025
MULLER ELIZABETH — Insider Transaction (Form 4) Filed Dec 12, 2025 | Finecho