<SEC-DOCUMENT>0001959173-26-002613-index.html : 20260325
<SEC-HEADER>0001959173-26-002613.hdr.sgml : 20260325
<ACCEPTANCE-DATETIME>20260325152043
ACCESSION NUMBER:		0001959173-26-002613
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20260325
DATE AS OF CHANGE:		20260325

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MBX Biosciences, Inc.
		CENTRAL INDEX KEY:			0001776111
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		EIN:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-42272
		FILM NUMBER:		26791777

	BUSINESS ADDRESS:	
		STREET 1:		11711 N. MERIDIAN STREET
		STREET 2:		SUITE 300
		CITY:			CARMEL
		STATE:			IN
		ZIP:			46032
		BUSINESS PHONE:		3179893100

	MAIL ADDRESS:	
		STREET 1:		11711 N. MERIDIAN STREET
		STREET 2:		SUITE 300
		CITY:			CARMEL
		STATE:			IN
		ZIP:			46032

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Bartram Richard
		CENTRAL INDEX KEY:			0001723729
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		C/O ESPERION THERAPEUTICS, INC.
		STREET 2:		3891 RANCHERO DRIVE, SUITE 150
		CITY:			ANN ARBOR
		STATE:			MI
		ZIP:			48108
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

</DOCUMENT>
</SEC-DOCUMENT>