InsiderTrades

Form 4 for MASS 908 Devices Inc.

Accepted 2023-06-05 00:00:00 ET · period of report 2023-06-05 · accession 0001562180-23-004774 · 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 2023-06-05 2023-06-05 MASS Knopp Kevin J. Pres, CEO, Dir M - OptEx $1.75 +28.5K 396.3K +8% +$49.9K
D 2023-06-05 2023-06-05 MASS Knopp Kevin J. Pres, CEO, Dir M - OptEx $1.75 -28.5K 94.4K -23% -$49.9K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2023-06-05 M A 28,500 $1.75 396,348 D — —
2 Derivative Stock Option (option to buy) 2023-06-05 M D 28,500 $1.75 94,418 D $1.75 · — to 2027-01-01 122,918 Common Stock (F2) The shares underlying the option are fully vested and immediately exercisable.