InsiderTrades

Form 4 for MASS 908 Devices Inc.

Accepted 2024-02-02 00:00:00 ET · period of report 2024-02-01 · accession 0001562180-24-000996 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DM 2024-02-02 2024-02-01 MASS Brown Christopher D. Chief Product Off S - Sale+OE $7.01 -3,957 888.8K -0.4% -$27.7K
DM 2024-02-02 2024-02-01 MASS Brown Christopher D. Chief Product Off M - OptEx — +12.4K 882.9K +1% —
DM 2024-02-02 2024-02-01 MASS Brown Christopher D. Chief Product Off M - OptEx $0.00 -12.4K 22.3K -36% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2024-02-01 S D 2,358 $7.02 886,394 D — — (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.
2 Common Common Stock 2024-02-01 M A 7,418 — 890,351 D — — (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.
3 Common Common Stock 2024-02-01 M A 5,028 — 882,933 D — — (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.
4 Common Common Stock 2024-02-01 S D 1,599 $6.99 888,752 D — — (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.
5 Derivative Restricted Stock Units 2024-02-01 M D 5,028 $0.00 10,054 D — · — to — 5,028 Common Stock (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. (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.
6 Derivative Restricted Stock Units 2024-02-01 M D 7,418 $0.00 22,254 D — · — to — 7,418 Common Stock (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. (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.