Christopher D. Brown - 01 Feb 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
01 Feb 2024
Net transactions value
-$27,730
Form type
4
Filing time
02 Feb 2024, 16:37:18 UTC
Previous filing
21 Dec 2023
Next filing
05 Mar 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MASS Common Stock Options Exercise +5,028 +0.57% 882,933 01 Feb 2024 Direct F1
transaction MASS Common Stock Options Exercise +7,418 +0.84% 890,351 01 Feb 2024 Direct F1
transaction MASS Common Stock Sale $11,181 -1,599 -0.18% $6.99 888,752 01 Feb 2024 Direct F2, F3
transaction MASS Common Stock Sale $16,549 -2,358 -0.27% $7.02 886,394 01 Feb 2024 Direct F2, F4

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 Units Options Exercise $0 -5,028 -33% $0.000000 10,054 01 Feb 2024 Common Stock 5,028 Direct F1, F5
transaction MASS Restricted Stock Units Options Exercise $0 -7,418 -25% $0.000000 22,254 01 Feb 2024 Common Stock 7,418 Direct F1, F6
* 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, at settlement, one share of Common Stock. This transaction represents the settlement of RSUs in shares of Common Stock on their scheduled vesting date.
F2 The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs. The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person.
F3 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.93 to $7.08, 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.
F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.95 to $7.10, 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.
F5 These RSUs vest in four substantially equal annual installments at the four anniversary dates following February 1, 2022, subject to the reporting person's continued service through the applicable vesting date. The RSUs have no expiration date.
F6 These RSUs vest in four substantially equal annual installments at the four anniversary dates following February 1, 2023, subject to the reporting person's continued service through the applicable vesting date. The RSUs have no expiration date.