Joshua P. Ensign - 14 Jun 2021 Form 4 Insider Report for ArcLight Clean Transition Corp.

Signature
/s/ Joshua Damm, Attorney-in-Fact
Issuer symbol
N/A
Transactions as of
14 Jun 2021
Net transactions value
$0
Form type
4
Filing time
16 Jun 2021, 20:59:25 UTC
Next filing
22 Jul 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction PTRA Common Stock Award +21,796 21,796 14 Jun 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 PTRA Stock Option (Right to Buy) Award +177,642 177,642 14 Jun 2021 Common Stock 177,642 $2.01 Direct F1, F2
transaction PTRA Stock Option (Right to Buy) Award +438,520 438,520 14 Jun 2021 Common Stock 438,520 $2.01 Direct F1, F2
transaction PTRA Stock Option (Right to Buy) Award +133,875 133,875 14 Jun 2021 Common Stock 133,875 $2.01 Direct F1, F3
transaction PTRA Stock Option (Right to Buy) Award +446,249 446,249 14 Jun 2021 Common Stock 446,249 $4.26 Direct F1, F3
transaction PTRA Stock Option (Right to Buy) Award +337,365 337,365 14 Jun 2021 Common Stock 337,365 $5.98 Direct F1, F3
transaction PTRA Stock Option (Right to Buy) Award +8,924 8,924 14 Jun 2021 Common Stock 8,924 $4.62 Direct F1, F3
transaction PTRA Stock Option (Right to Buy) Award +22,312 22,312 14 Jun 2021 Common Stock 22,312 $4.78 Direct F1, F3
transaction PTRA Stock Option (Right to Buy) Award +22,312 22,312 14 Jun 2021 Common Stock 22,312 $4.78 Direct F1, F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Pursuant to the business combination of ArcLight Clean Transition Corp. and Proterra Inc ("Old Proterra"), each share of Old Proterra outstanding common stock was automatically converted into the right to shares of the Issuer's Common Stock based on a 1 to 0.8925 conversion ratio ("Conversion Ratio"). In addition, each outstanding Old Proterra equity award was automatically converted into a corresponding equity award of the Issuer based on the Conversion Ratio and with the same terms and vesting conditions as the Old Proterra equity awards.
F2 This option is fully vested.
F3 6.25% of the total shares underlying the option vest quarterly installments until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.