<SEC-DOCUMENT>9999999997-21-002899-index.html : 20210819
<SEC-HEADER>9999999997-21-002899.hdr.sgml : 20210819
<ACCEPTANCE-DATETIME>20210519163240
ACCESSION NUMBER:		9999999997-21-002899
CONFORMED SUBMISSION TYPE:	SEC STAFF LETTER
CATEGORY:             	REDACTED EXHIBIT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20210518
ACTION DATE:               	20210518
RECEIVED DATE:           	20210519

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Caribou Biosciences, Inc.
		CENTRAL INDEX KEY:			0001619856
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				453728228
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SEC STAFF LETTER

	BUSINESS ADDRESS:	
		STREET 1:		2929 7TH STREET, SUITE 105
		CITY:			BERKELEY
		STATE:			CA
		ZIP:			94710
		BUSINESS PHONE:		510-982-6030

	MAIL ADDRESS:	
		STREET 1:		2929 7TH STREET, SUITE 105
		CITY:			BERKELEY
		STATE:			CA
		ZIP:			94710
</SEC-HEADER>
<DOCUMENT>
<TYPE>REDACTED EXHIBIT
<SEQUENCE>1
<FILENAME>filename1.pdf
<TEXT>
Document 1 - file: filename1.pdf

</DOCUMENT>
</SEC-DOCUMENT>