<SEC-DOCUMENT>0000950170-25-014517-index.html : 20250205
<SEC-HEADER>0000950170-25-014517.hdr.sgml : 20250205
<ACCEPTANCE-DATETIME>20250205162126
ACCESSION NUMBER:		0000950170-25-014517
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20250203
FILED AS OF DATE:		20250205
DATE AS OF CHANGE:		20250205

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Aiyar Ram
		CENTRAL INDEX KEY:			0001997920
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39062
		FILM NUMBER:		25593612

	MAIL ADDRESS:	
		STREET 1:		C/O KORRO BIO, INC.
		STREET 2:		ONE KENDALL SQUARE, BUILDING 600-700
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02139

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Korro Bio, Inc.
		CENTRAL INDEX KEY:			0001703647
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				472324450
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		60 FIRST STREET
		STREET 2:		2ND FLOOR, SUITE 250
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02141
		BUSINESS PHONE:		617-468-1999

	MAIL ADDRESS:	
		STREET 1:		60 FIRST STREET
		STREET 2:		2ND FLOOR, SUITE 250
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02141

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Frequency Therapeutics, Inc.
		DATE OF NAME CHANGE:	20170412
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>ownership.xml
<DESCRIPTION>4
<TEXT>
Document 1 - file: ownership.html

Document 1 - RAW XML: ownership.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24.1
<SEQUENCE>2
<FILENAME>krro-ex24_1.htm
<DESCRIPTION>EX-24.1
<TEXT>
Document 2 - file: krro-ex24_1.htm

</DOCUMENT>
</SEC-DOCUMENT>