Natalie Sacks - Feb 20, 2024 Form 4 Insider Report for Caribou Biosciences, Inc. (CRBU)

Role
Director
Signature
/s/ Barbara G. McClung, as attorney-in-fact
Stock symbol
CRBU
Transactions as of
Feb 20, 2024
Transactions value $
$0
Form type
4
Date filed
2/22/2024, 05:08 PM
Previous filing
Feb 23, 2023

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction CRBU Option to purchase Common Stock Award $0 +39.5K $0.00 39.5K Feb 20, 2024 Common Stock 39.5K $6.81 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 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, 2025, subject to the reporting person continuing to provide service to the Issuer through each such vesting date.