|4Feb 24, 1:42 PM ET

Brasel Michael Allen 4

4 · DEEP FISSION, INC. · Filed Feb 24, 2026

Research Summary

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Deep Fission COO Michael Brasel Receives 15,000-Share Award

What Happened

  • Michael Allen Brasel, Chief Operating Officer of Deep Fission, received a derivative award of 15,000 shares on February 18, 2026. The grant is reported at $0.00 per share (total reported value $0) and is recorded as an award/derivative acquisition (Form 4 code A).

Key Details

  • Transaction date: 2026-02-18; Form 4 filed: 2026-02-24 (filed 6 days after the transaction, exceeding the typical 2-business-day disclosure window).
  • Shares/units granted: 15,000; acquisition price reported: $0.00 per share (derivative award).
  • Vesting: Footnote F1 — one-fourth vests on the first vesting date shown, then an additional one-thirty-sixth vests each month thereafter until fully vested.
  • Insider status: Reported as a Section 16 officer (Chief Operating Officer).
  • Shares owned after the transaction: Not specified in the provided excerpt.

Context

  • This is a derivative award (grant), not an open-market purchase or sale — it creates a right to acquire company stock subject to the stated vesting schedule. No immediate sale or cashless exercise is reported. Such grants are common for executive compensation and do not by themselves indicate near-term buying or selling intent.

Insider Transaction Report

Form 4
Period: 2026-02-18
Transactions
  • Award

    Employee Stock Option (right to buy)

    [F1]
    2026-02-18+15,00015,000 total
    Exercise: $15.00From: 2027-02-18Exp: 2036-02-18Common Stock (15,000 underlying)
Footnotes (1)
  • [F1]Date at which first vesting occurs is indicated. One-fourth of the total number of options to purchase the Company's common stock vests on the first vesting date shown and an additional one-thirty sixth on each month thereafter until fully vested.
Signature
/s/ Michael Brasel|2026-02-24

Documents

1 file
  • 4
    tm266857-5_4seq1.xmlPrimary

    OWNERSHIP DOCUMENT