GLANVILLE THOMAS S bought FISN
July 23, 2026 · Form 4 insider transaction
GLANVILLE THOMAS S bought 19,156 shares of Deep Fission, Inc. at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 4 days after the transaction.
Direction
Acquired (buy-side)
Shares
19,156
Price
$0.00
Total value
N/A
InsiderGLANVILLE THOMAS S
Role—
CompanyDeep Fission, Inc. (FISN)
SecurityRestricted Stock Unit
Transaction codeA: Grant or award
Transaction dateJuly 23, 2026
Filing dateJuly 27, 2026
Shares owned after19,156
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock upon vesting. The units vest on July 20, 2027, provided the holder continues to provide service through the vesting date.