v3.26.1
Cover
May 04, 2026
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date May 04, 2026
Entity File Number 001-39815
Entity Registrant Name 908 Devices Inc.
Entity Central Index Key 0001555279
Entity Tax Identification Number 45-4524096
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 44 3rd Avenue
Entity Address, City or Town Burlington
Entity Address, State or Province MA
Entity Address, Postal Zip Code 01803
City Area Code 857
Local Phone Number 254-1500
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, par value $0.001 per share
Trading Symbol MASS
Security Exchange Name NASDAQ
Entity Emerging Growth Company false