InsiderTrades

Form 4 for MASS 908 Devices Inc.

Accepted 2024-12-16 00:00:00 ET · period of report 2024-12-13 · accession 0001562180-24-008416 · 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 2024-12-16 2024-12-13 MASS Knopp Kevin J. Pres, CEO, Dir M - OptEx $1.63 +158.0K 667.0K +31% +$257.8K
DM 2024-12-16 2024-12-13 MASS Knopp Kevin J. Pres, CEO, Dir M - OptEx $0.00 -158.0K 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2024-12-13 M A 47,418 $1.75 556,399 D — —
2 Common Common Stock 2024-12-13 M A 110,626 $1.58 667,025 D — —
3 Derivative Stock Option (Right to Buy) 2024-12-13 M D 47,418 $0.00 0 D $1.75 · — to 2027-01-01 47,418 Common Stock (F2) The shares underlying the option are fully vested and immediately exercisable.
4 Derivative Stock Option (Right to Buy) 2024-12-13 M D 110,626 $0.00 0 D $1.58 · — to 2029-01-21 110,626 Common Stock (F2) The shares underlying the option are fully vested and immediately exercisable.