InsiderTrades

Form 4 for MASS 908 Devices Inc.

Accepted 2023-03-23 00:00:00 ET · period of report 2023-03-22 · accession 0001562180-23-003085 · 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 2023-03-23 2023-03-22 MASS Griffith Joseph H. IV CFO M - OptEx $1.58 +5,000 96.6K +5% +$7,900
D 2023-03-23 2023-03-22 MASS Griffith Joseph H. IV CFO M - OptEx $0.00 -5,000 13.4K -27% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock, par value $0.001 2023-03-22 M A 5,000 $1.58 96,580 D — —
2 Derivative Stock Option (option to buy) 2023-03-22 M D 5,000 $0.00 13,437 D $1.58 · — to 2029-01-20 5,000 Common Stock, par value $0.001 (F1) The shares underlying the option are fully vested and immediately exercisable.