William Mark Schmitz

Insider Reports History

Location
Berkeley, CA
Signature
/s/ Jon Gordon as attorney-in-Fact for William Mark Schmitz
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by William Mark Schmitz:

Company Role Class Num Shares Value Price $ Report Date Ownership
Surfside Acquisition Inc. Chief Financial Officer Common Stock 103,928 05 Sep 2025 Direct
DEEP FISSION, INC. Chief Financial Officer Employee Stock Option (right to buy) 15,000 18 Feb 2026 Direct

Insider Reports Filed by William Mark Schmitz

Symbol Company Period Transactions Value $ Form Type Role Filing Time
/report/000140937826000003-schmitz-william-mark-2026-02-18 DEEP FISSION, INC. 18 Feb 2026 1 $0 4 Chief Financial Officer 23 Feb 2026, 21:18
/report/000141588925023989-schmitz-william-mark-2025-09-05 DEEP FISSION, INC. 05 Sep 2025 1 $0 4 Chief Financial Officer 09 Sep 2025, 17:05
/report/000141588925023988-schmitz-william-mark-2025-09-05 DEEP FISSION, INC. 05 Sep 2025 0 $0 3 Chief Financial Officer 09 Sep 2025, 17:02