<SEC-DOCUMENT>0001193125-23-233446-index.html : 20230912
<SEC-HEADER>0001193125-23-233446.hdr.sgml : 20230912
<ACCEPTANCE-DATETIME>20230912160603
ACCESSION NUMBER:		0001193125-23-233446
CONFORMED SUBMISSION TYPE:	424B2
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20230912
DATE AS OF CHANGE:		20230912

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			IO Biotech, Inc.
		CENTRAL INDEX KEY:			0001865494
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				870909276
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		424B2
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-274267
		FILM NUMBER:		231250137

	BUSINESS ADDRESS:	
		STREET 1:		OLE MAALOES VEH 3
		CITY:			COPENHAGEN
		STATE:			G7
		ZIP:			2200
		BUSINESS PHONE:		4570702980

	MAIL ADDRESS:	
		STREET 1:		OLE MAALOES VEH 3
		CITY:			COPENHAGEN
		STATE:			G7
		ZIP:			2200
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B2
<SEQUENCE>1
<FILENAME>d513658d424b2.htm
<DESCRIPTION>424B2
<TEXT>
Document 1 - file: d513658d424b2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g513658g36q02.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g513658g36q02.jpg

</DOCUMENT>
</SEC-DOCUMENT>