<SEC-DOCUMENT>0001104659-21-059345-index.html : 20210430
<SEC-HEADER>0001104659-21-059345.hdr.sgml : 20210430
<ACCEPTANCE-DATETIME>20210430205040
ACCESSION NUMBER:		0001104659-21-059345
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20201222
FILED AS OF DATE:		20210430
DATE AS OF CHANGE:		20210430

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Knopp Kevin J.
		CENTRAL INDEX KEY:			0001836523

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39815
		FILM NUMBER:		21880869

	MAIL ADDRESS:	
		STREET 1:		C/O 908 DEVICES INC.
		STREET 2:		645 SUMMER STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02210

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			908 Devices Inc.
		CENTRAL INDEX KEY:			0001555279
		STANDARD INDUSTRIAL CLASSIFICATION:	MEASURING & CONTROLLING DEVICES, NEC [3829]
		IRS NUMBER:				454524096
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		645 SUMMER STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02210
		BUSINESS PHONE:		978-729-4478

	MAIL ADDRESS:	
		STREET 1:		645 SUMMER STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02210
</SEC-HEADER>
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<TYPE>4/A
<SEQUENCE>1
<FILENAME>tm2114833-2_4seq1.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
Document 1 - file: tm2114833-2_4seq1.html

Document 1 - RAW XML: tm2114833-2_4seq1.xml

</DOCUMENT>
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