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: Brown Christopher D. (Chief Technology Officer)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock, par value $0.001	1099516	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option (option to buy)	$1.75	2027-06-22	Common Stock, par value $0.001 (122918)		Direct
Stock Option (option to buy)	$1.58	2029-01-20	Common Stock, par value $0.001 (61459)		Direct
Stock Option (option to buy)	$3.24	2030-09-21	Common Stock, par value $0.001 (67604)		Direct
Series D Preferred Stock	$		Common Stock, par value $0.001 (4396)		Direct

Footnotes

F1: The shares underlying the option become vested and exercisable in substantially equal monthly installments over the 48 months following January 1, 2017, subject to the reporting person's continued service through the applicable vesting date.

F2: The shares underlying the option become vested and exercisable in substantially equal monthly installments over the 48 months following January 21, 2019, subject to the reporting person's continued service through the applicable vesting date.

F3: The shares underlying the option become vested and exercisable in substantially equal monthly installments over the 48 months following September 11, 2020, subject to the reporting person's continued service through the applicable vesting date.

F4: Each share of Series D Preferred Stock (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.