David Lee Johnson - May 18, 2022 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
May 18, 2022
Transactions value $
$0
Form type
4
Date filed
5/18/2022, 08:38 PM
Previous filing
May 12, 2022
Next filing
Aug 3, 2022

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 +44K $0.00 44K May 18, 2022 Common Stock 44K $9.12 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 This option becomes exercisable in three equal annual installments beginning May 18, 2023.