Braunstein Scott bought CRBU

February 20, 2026 · Form 4 insider transaction

Braunstein Scott bought 45,000 shares of Caribou Biosciences, 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 0 days after the transaction.

Direction
Acquired (buy-side)
Shares
45,000
Price
$0.00
Total value
N/A
RoleDirector
SecurityOption to purchase Common Stock
Transaction codeA: Grant or award
Transaction dateFebruary 20, 2026
Filing dateFebruary 20, 2026
Shares owned after45,000
OwnershipDirect
10b5-1 planNo
AmendedNo

Footnotes

One-twelfth of the shares subject to this option will vest on each monthly anniversary of the grant date such that the option will be fully vested on February 20, 2027, subject to the reporting person continuing to provide service to the Issuer through each such vesting date.

View the original Form 4 on SEC EDGAR