908 Devices Inc. — Director's Dealing 2021

Jun 25, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 908 Devices Inc. (MASS)
CIK: 0001555279
Period of Report: 2021-06-23

Reporting Person: BARTHELEMY NICOLAS (Director, VP, Corporate Development)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-06-23	Common Stock, par value $0.001	S	6000	$39.63	Disposed	13541	Indirect
2021-06-23	Common Stock, par value $0.001	M	3000	$1.58	Acquired	3000	Direct
2021-06-23	Common Stock, par value $0.001	S	3000	$39.53	Disposed	0	Direct
2021-06-24	Common Stock, par value $0.001	M	4000	$1.58	Acquired	4000	Direct
2021-06-24	Common Stock, par value $0.001	S	4000	$40.00	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-06-23	Stock Option (option to buy)	$1.58	M	3000	Disposed	2028-03-19	Common Stock,par value $0.001 (49167)	Direct
2021-06-24	Stock Option (option to buy)	$1.58	M	4000	Disposed	2028-03-19	Common Stock,par value $0.001 (46167)	Direct

Footnotes

F1: Represents sales effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $39.02 to $39.91, inclusive. The reporting person undertakes to provide to 908 Devices Inc., any security holder of 908 Devices Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3: These securities are owned directly by The Barthelemy 2001 Trust. The reporting person and his spouse are trustees of The Barthelemy 2001 Trust and have joint voting and dispositive control with respect to all securities held by The Barthelemy 2001 Trust and may be deemed to be the beneficial owner of the securities held by The Barthelemy 2001 Trust.

F4: The shares underlying the option become vested and exercisable in substantially equal monthly installments over the 36 months following March 20, 2018, subject to the reporting person's continued service through the applicable vesting date.