InsiderTrades

Form 4 for MASS 908 Devices Inc.

Accepted 2023-06-16 00:00:00 ET · period of report 2023-06-14 · accession 0001562180-23-005305 · 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
D 2023-06-16 2023-06-14 MASS ELOI FENEL M Dir M - OptEx — +4,771 7,165 +199% —
D 2023-06-16 2023-06-14 MASS ELOI FENEL M Dir M - OptEx $0.00 -4,771 0 -100% $0
DM 2023-06-16 2023-06-15 MASS ELOI FENEL M Dir A - Grant $0.00 +19.9K 12.1K New $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2023-06-14 M A 4,771 — 7,165 D — — (F1) Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of Common Stock, par value $0.001, when vested. This transaction represents the settlement of RSUs in shares of Common Stock on their scheduled vesting date.
2 Derivative Restricted Stock Units 2023-06-14 M D 4,771 $0.00 0 D — · — to — 4,771 Common Stock (F1) Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of Common Stock, par value $0.001, when vested. This transaction represents the settlement of RSUs in shares of Common Stock on their scheduled vesting date. (F2) The RSUs became fully vested on June 14, 2023, the day prior to the 2023 Annual Meeting of the Stockholders of 908 Devices Inc. The RSUs have no expiration date.
3 Derivative Restricted Stock Units 2023-06-15 A A 7,777 $0.00 7,777 D — · — to — 7,777 Common Stock (F3) Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of Common Stock, par value $0.001, when vested. (F4) The RSUs become fully vested on June 15, 2024 or the day prior to the 2024 Annual Meeting of the Stockholders of 908 Devices Inc., whichever occurs first, 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.
4 Derivative Stock Option (option to buy) 2023-06-15 A A 12,076 $0.00 12,076 D $8.68 · — to 2033-06-15 12,076 Common Stock (F5) The shares underlying the option become vested and exercisable in substantially equal monthly installments over the 12 months following June 15, 2023, subject to the reporting person's continued service through the applicable vesting date.