Ryali Sriram bought CRBU
February 20, 2026 · Form 4 insider transaction
Ryali Sriram bought 247,500 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
247,500
Price
$0.00
Total value
N/A
InsiderRyali Sriram
Role—
SecurityOption to purchase Common Stock
Transaction codeA: Grant or award
Transaction dateFebruary 20, 2026
Filing dateFebruary 20, 2026
Shares owned after247,500
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
1/48 of the total number of 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, 2030, subject to the reporting person continuing to provide service to the Issuer through each such vesting date.