<SEC-DOCUMENT>0001567619-23-002070-index.html : 20230208
<SEC-HEADER>0001567619-23-002070.hdr.sgml : 20230208
<ACCEPTANCE-DATETIME>20230208144835
ACCESSION NUMBER:		0001567619-23-002070
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20230208
DATE AS OF CHANGE:		20230208

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ARCA biopharma, Inc.
		CENTRAL INDEX KEY:			0000907654
		STANDARD INDUSTRIAL CLASSIFICATION:	IN VITRO & IN VIVO DIAGNOSTIC SUBSTANCES [2835]
		IRS NUMBER:				363855489
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-51477
		FILM NUMBER:		23598704

	BUSINESS ADDRESS:	
		STREET 1:		10170 CHURCH RANCH WAY
		STREET 2:		SUITE 100
		CITY:			WESTMINSTER
		STATE:			CO
		ZIP:			80021
		BUSINESS PHONE:		7209402200

	MAIL ADDRESS:	
		STREET 1:		10170 CHURCH RANCH WAY
		STREET 2:		SUITE 100
		CITY:			WESTMINSTER
		STATE:			CO
		ZIP:			80021

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NUVELO INC
		DATE OF NAME CHANGE:	20030203

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HYSEQ INC
		DATE OF NAME CHANGE:	19970610

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BML Investment Partners, L.P.
		CENTRAL INDEX KEY:			0001373604
		IRS NUMBER:				383708345
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		156 S. FIRST STREET
		CITY:			ZIONSVILLE
		STATE:			IN
		ZIP:			46077
		BUSINESS PHONE:		317-344-6689

	MAIL ADDRESS:	
		STREET 1:		156 S. FIRST STREET
		CITY:			ZIONSVILLE
		STATE:			IN
		ZIP:			46077
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>doc1.htm
<DESCRIPTION>NONE
<TEXT>
Document 1 - file: doc1.htm

</DOCUMENT>
</SEC-DOCUMENT>