InsiderTrades

Form 4 for MASS 908 Devices Inc.

Accepted 2024-06-10 00:00:00 ET · period of report 2024-06-07 · accession 0001562180-24-004888 · 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 2024-06-10 2024-06-07 MASS Eisenberg Marcia Dir M - OptEx $0.00 +682 6,816 +11% $0
D 2024-06-10 2024-06-07 MASS Eisenberg Marcia Dir M - OptEx $0.00 -682 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2024-06-07 M A 682 $0.00 6,816 D — —
2 Derivative Restricted Stock Units 2024-06-07 M D 682 $0.00 0 D — · — to — 682 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. (F2) The RSUs become vested in substantially equal annual installments over the 3 years following June 7, 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.