<SEC-DOCUMENT>0001172661-24-001133-index.html : 20240214
<SEC-HEADER>0001172661-24-001133.hdr.sgml : 20240214
<ACCEPTANCE-DATETIME>20240214123855
ACCESSION NUMBER:		0001172661-24-001133
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20240214
DATE AS OF CHANGE:		20240214

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Cartesian Therapeutics, Inc.
		CENTRAL INDEX KEY:			0001453687
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-89550
		FILM NUMBER:		24635082

	BUSINESS ADDRESS:	
		STREET 1:		65 GROVE STREET
		CITY:			WATERTOWN
		STATE:			MA
		ZIP:			02472
		BUSINESS PHONE:		617-923-1400

	MAIL ADDRESS:	
		STREET 1:		65 GROVE STREET
		CITY:			WATERTOWN
		STATE:			MA
		ZIP:			02472

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SELECTA BIOSCIENCES INC
		DATE OF NAME CHANGE:	20090109

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MANGROVE PARTNERS IM, LLC
		CENTRAL INDEX KEY:			0001535392
		ORGANIZATION NAME:           	
		IRS NUMBER:				980652572
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		2 SOUND VIEW DRIVE
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
		BUSINESS PHONE:		212-897-9535

	MAIL ADDRESS:	
		STREET 1:		2 SOUND VIEW DRIVE
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MANGROVE PARTNERS
		DATE OF NAME CHANGE:	20111122
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>mangrove-selb123123a2.htm
<TEXT>
Document 1 - file: mangrove-selb123123a2.htm

</DOCUMENT>
</SEC-DOCUMENT>