Trent A. Basarsky - Jun 23, 2021 Form 4/A - Amendment Insider Report for 908 Devices Inc. (MASS)

Role
VP, Corporate Development
Signature
/s/ Michael S. Turner, as Attorney-in-Fact
Stock symbol
MASS
Transactions as of
Jun 23, 2021
Transactions value $
-$1,592,752
Form type
4/A - Amendment
Date filed
7/23/2021, 07:08 PM
Date Of Original Report
Jun 25, 2021
Next filing
Jul 14, 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MASS Common Stock, par value $0.001 Options Exercise $52.9K +30.2K +604% $1.75* 35.2K Jun 23, 2021 Direct
transaction MASS Common Stock, par value $0.001 Sale -$296K -7.56K -21.49% $39.14* 27.6K Jun 23, 2021 Direct F1, F2
transaction MASS Common Stock, par value $0.001 Sale -$898K -22.6K -81.91% $39.68* 5K Jun 23, 2021 Direct F1, F3
transaction MASS Common Stock, par value $0.001 Options Exercise $15.9K +9.07K +181.48% $1.75* 14.1K Jun 24, 2021 Direct
transaction MASS Common Stock, par value $0.001 Sale -$363K -9.07K -64.47% $40.03* 5K Jun 24, 2021 Direct F1, F4
transaction MASS Common Stock, par value $0.001 Options Exercise $4.77K +2.73K +54.52% $1.75* 7.73K Jun 25, 2021 Direct
transaction MASS Common Stock, par value $0.001 Sale -$109K -2.73K -35.28% $39.90* 5K Jun 25, 2021 Direct F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction MASS Stock Option (option to buy) Options Exercise $0 -30.2K -13.95% $0.00 186K Jun 23, 2021 Common Stock, par value $0.001 217K $1.75 Direct F5
transaction MASS Stock Option (option to buy) Options Exercise $0 -9.07K -4.87% $0.00 177K Jun 24, 2021 Common Stock, par value $0.001 186K $1.75 Direct F5
transaction MASS Stock Option (option to buy) Options Exercise $0 -2.73K -1.54% $0.00 175K Jun 25, 2021 Common Stock, par value $0.001 177K $1.75 Direct F5
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Represents sales effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.
F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.50 to $39.49, 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.
F3 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $39.50 to $39.94, 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.
F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $39.92 to $40.23, 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.
F5 Twenty-five percent of the shares underlying the option became vested and exercisable on January 8, 2018 and the remaining 75% of the shares underlying the option become vested and exercisable in substantially equal monthly installments over the 36 months following January 8, 2018, subject to the reporting person's continued service through the applicable vesting date.

Remarks:

The original Form 4, filed June 25, 2021, is being amended by this Form 4 amendment solely to correct an administrative error related to the total number of shares held by the reporting person. The original Form 4 for this reporting person inadvertently understated the number of shares beneficially owned by the reporting person reported in Column 5 of Table I by 5,000 shares. This Form 4 corrects such error by increasing the number of shares beneficially owned by the reporting person following each of the reported transactions by such 5,000 shares in Column 5 of Table I.