908 Devices Inc. — Director's Dealing 2020

Dec 17, 2020

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: 908 Devices Inc. (MASS)
CIK: 0001555279
Period of Report: 2020-12-17

Reporting Person: CRANDELL KEITH (Director, 10% Owner)

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Series A Preferred Stock	$		Common Stock, par value $0.001 (2927386)		Indirect
Series B Preferred Stock	$		Common Stock, par value $0.001 (981443)		Indirect
Series C Preferred Stock	$		Common Stock, par value $0.001 (669977)		Indirect
Series D Preferred Stock	$		Common Stock, par value $0.001 (665661)		Indirect
Series E Preferred Stock	$		Common Stock, par value $0.001 (180578)		Indirect

Footnotes

F1: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock (collectively, the "Preferred Shares") is convertible into shares of the Issuer's Common Stock at a 1:0.61459 ratio at any time at the holder's election, and automatically upon the closing of the Issuer's initial public offering ("IPO"), without payment of additional consideration. The Preferred Shares have no expiration date.

F2: The Preferred Shares are owned directly by ARCH Venture Fund VII, L.P. The reporting person is a managing director of ARCH Venture Fund VII, L.P. and may be deemed to be the beneficial owner of the securities held by ARCH Venture Fund VII, L.P. The reporting person disclaims beneficial ownership of the securities held by ARCH Venture Fund VII, L.P. except to the extent of his pecuniary interest therein.