<SEC-DOCUMENT>0001853904-26-000017.txt : 20260602
<SEC-HEADER>0001853904-26-000017.hdr.sgml : 20260602
<ACCEPTANCE-DATETIME>20260602194000
ACCESSION NUMBER:		0001853904-26-000017
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20260529
FILED AS OF DATE:		20260602
DATE AS OF CHANGE:		20260602

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Spignesi Robert G. Jr.
		CENTRAL INDEX KEY:			0001853904
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-40592
		FILM NUMBER:		261058442

	MAIL ADDRESS:	
		STREET 1:		C/O RAPID MICRO BIOSYSTEMS, INC.
		STREET 2:		1001 PAWTUCKET BOULEVARD WEST, SUITE 280
		CITY:			LOWELL
		STATE:			MA
		ZIP:			01854

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RAPID MICRO BIOSYSTEMS, INC.
		CENTRAL INDEX KEY:			0001380106
		STANDARD INDUSTRIAL CLASSIFICATION:	LABORATORY ANALYTICAL INSTRUMENTS [3826]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		EIN:				208121647
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		25 HARTWELL AVENUE
		CITY:			LEXINGTON
		STATE:			MA
		ZIP:			02421
		BUSINESS PHONE:		978-349-3200

	MAIL ADDRESS:	
		STREET 1:		25 HARTWELL AVENUE
		CITY:			LEXINGTON
		STATE:			MA
		ZIP:			02421

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	RAPID MICRO BIOSYSTEMS INC
		DATE OF NAME CHANGE:	20061103
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1780443598.xml
<DESCRIPTION>FORM 4
</DOCUMENT>
</SUBMISSION>