McCallum Sophie 4
4 · Deep Isolation Nuclear, Inc. · Filed Nov 21, 2025
Insider Transaction Report
Form 4
McCallum Sophie
Chief of Staff, Corp. Sec.
Transactions
- Award
Common Stock
2025-11-19+6,798→ 16,667 total - Award
Stock Option (Right to Buy)
2025-11-19+20,393→ 50,001 totalExercise: $3.00Exp: 2035-11-19→ Common Shares (20,393 underlying)
Footnotes (2)
- [F1]Represents the grant of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement. The RSUs are subject to a 4-year vesting period, whereby 1/48th of the RSUs will vest monthly beginning November 19, 2025, subject to the Reporting Person's continuous service through each vesting date.
- [F2]The Stock Option is subject to a 4-year vesting schedule, whereby 1/48th of the option shares will vest monthly beginning on November 19, 2025, subject to Reporting Person's continued service through each vesting date.