Constance Ellen Skidmore - Mar 28, 2023 Form 4 Insider Report for Proterra Inc (PTRA)

Role: Director
Signature: Constance Ellen Skidmore, by /s/ Ron A. Metzger, Attorney-in-Fact
Stock symbol: PTRA
Transactions as of: Mar 28, 2023
Transactions value $: $0
Form type: 4
Date filed: 3/30/2023, 07:24 PM
Previous filing: Mar 13, 2023
Next filing: May 17, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	PTRA	Common Stock	Award	$0	+33.4K	+139.17%	$0.00	57.4K	Mar 28, 2023	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents the number of shares of common stock underlying restricted stock units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's common stock. 25% of the total shares underlying the RSUs will vest quarterly on March 31, June 30, September 30, and December 31 (each a "Quarterly Vesting Date"), provided however, that if Reporting Person resigns, retires, or is removed from the Issuer's Board of Directors ("Board") before a Quarterly Vesting Date, then for the quarter in which the Reporting Person ceases Service (as defined in the Issuer's 2021 Equity Incentive Plan ("EIP")), the shares will vest daily (i.e., over the number of days in the year) in the quarter such that the shares vest for each day the Reporting Person provided services, and RSUs which have not been previously settled during the Reporting Person's term of office will be settled upon the Reporting Person's departure from the Board pursuant to the terms of the EIP.

Content

Represents the number of shares of common stock underlying restricted stock units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's common stock. 25% of the total shares underlying the RSUs will vest quarterly on March 31, June 30, September 30, and December 31 (each a "Quarterly Vesting Date"), provided however, that if Reporting Person resigns, retires, or is removed from the Issuer's Board of Directors ("Board") before a Quarterly Vesting Date, then for the quarter in which the Reporting Person ceases Service (as defined in the Issuer's 2021 Equity Incentive Plan ("EIP")), the shares will vest daily (i.e., over the number of days in the year) in the quarter such that the shares vest for each day the Reporting Person provided services, and RSUs which have not been previously settled during the Reporting Person's term of office will be settled upon the Reporting Person's departure from the Board pursuant to the terms of the EIP.