Christopher D. Brown - 19 Dec 2024 Form 4 Insider Report for 908 Devices Inc. (MASS)

Signature
/s/ Michael S. Turner, as Attorney-in-Fact
Issuer symbol
MASS
Transactions as of
19 Dec 2024
Net transactions value
+$87,107
Form type
4
Filing time
19 Dec 2024, 16:53:26 UTC
Previous filing
08 Aug 2024
Next filing
04 Feb 2025

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MASS Common Stock Options Exercise $87,107 +55,131 +6.2% $1.58 946,453 19 Dec 2024 Direct

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 Stock Option (Right to Buy) Options Exercise $0 -55,131 -100% $0.000000 0 19 Dec 2024 Common Stock 55,131 $1.58 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The shares underlying the option are fully vested and immediately exercisable.