InsiderTrades

Form 4 for MASS 908 Devices Inc.

Accepted 2022-03-15 00:00:00 ET · period of report 2022-03-14 · accession 0001562180-22-002645 · 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 2022-03-15 2022-03-14 MASS Basarsky Trent A. VP, Corp. Development M - OptEx $1.98 +15.0K 75.0K +25% +$29.7K
DM 2022-03-15 2022-03-14 MASS Basarsky Trent A. VP, Corp. Development S - Sale+OE $17.66 -15.0K 60.0K -20% -$264.9K
DM 2022-03-15 2022-03-14 MASS Basarsky Trent A. VP, Corp. Development M - OptEx $0.00 -15.0K 23.4K -39% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock, par value $0.001 2022-03-14 M A 12,695 $1.75 72,695 D — —
2 Common Common Stock, par value $0.001 2022-03-14 M A 2,305 $3.24 75,000 D — —
3 Common Common Stock, par value $0.001 2022-03-14 S D 8,237 $17.19 66,763 D — — (F2) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $16.93 to $17.71,inclusive. The reporting person undertakes to provide to 908 Devices Inc., any security holder of 908 Devices Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.
4 Common Common Stock, par value $0.001 2022-03-14 S D 6,763 $18.23 60,000 D — — (F3) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.93 to $18.67,inclusive. The reporting person undertakes to provide to 908 Devices Inc., any security holder of 908 Devices Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.
5 Derivative Stock Option (option to buy) 2022-03-14 M D 2,305 $0.00 34,570 D $3.24 · — to 2030-09-14 36,875 Common Stock, par value $0.001 (F5) The shares underlying the option become vested and exercisable in substantially equal monthly installments over the 48 months following September 11, 2020, subject to the reporting person's continued service through the applicable vesting date.
6 Derivative Stock Option (option to buy) 2022-03-14 M D 12,695 $0.00 23,441 D $1.75 · — to 2027-04-26 36,136 Common Stock, par value $0.001 (F4) The shares underlying the option are fully vested and immediately exercisable.