908 Devices Inc. — Director's Dealing 2026

Feb 3, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 908 Devices Inc. (MASS)
CIK: 0001555279
Period of Report: 2025-10-14

Reporting Person: Spoto Mark (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-10-14	Common Stock	W	928	—	Acquired	928	Indirect
2025-12-30	Common Stock	G	928	—	Disposed	0	Indirect
2025-12-30	Common Stock	G	928	—	Acquired	75263	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	3599	Indirect

Footnotes

F1: These securities are owned directly by Razor's Edge Ventures, LLC. The reporting person is a managing member of Razor's Edge Ventures, LLC and may be deemed to be the beneficial owner of the securities held by Razor's Edge Ventures, LLC. The reporting person disclaims beneficial ownership of the securities held by Razor's Edge Ventures, LLC except to the extent of his pecuniary interest therein.