Jeffrey P. George - Feb 22, 2023 Form 4 Insider Report for 908 Devices Inc. (MASS)

Role
Director
Signature
/s/ Michael S. Turner, as Attorney-in-Fact
Stock symbol
MASS
Transactions as of
Feb 22, 2023
Transactions value $
$0
Form type
4
Date filed
2/23/2023, 03:28 PM
Previous filing
Jun 17, 2022
Next filing
May 11, 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MASS Common Stock, par value $0.001 Options Exercise +507 +26.87% 2.39K Feb 22, 2023 Direct F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction MASS Restricted Stock Unit Options Exercise $0 -507 -49.95% $0.00 508 Feb 22, 2023 Common Stock, par value $0.001 1.02K Direct F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of Common Stock, par value $0.001, when vested.
F2 The RSUs become vested in substantially equal annual installments over the 3 years following February 22, 2021, subject to the reporting person's continued service through the applicable vesting date, provided that, if the reporting person terminates their service for any reason, then a prorated number of RSUs will vest. The RSUs have no expiration date.