Blake Aftab - Oct 12, 2021 Form 4 Insider Report for Adicet Bio, Inc. (ACET)

Role: Chief Scientific Officer
Signature: /s/ Nick Harvey, Attorney-in-Fact
Stock symbol: ACET
Transactions as of: Oct 12, 2021
Transactions value $: $0
Form type: 4
Date filed: 10/13/2021, 04:18 PM
Next filing: Jan 11, 2022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ACET	Common Stock	Award	$0	+80K		$0.00	80K	Oct 12, 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	ACET	Stock Option (right to Buy)	Award	$0	+60K		$0.00	60K	Oct 12, 2021	Common Stock	60K	$7.38	Direct	F2

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

Explanation of Responses:

Id	Content
F1	The Reporting Person was issued Restricted Stock Units ("RSU"). Each RSU represents a contingent right to receive one share of common stock. The RSUs shall vest in two (2) annual installments of 20% of the shares vesting, with the first tranche vesting on October 12, 2022 and the second tranche vesting on October 12, 2023. The remaining shares shall vest upon achievements of specific milestones outlined in the Reporting Persons Restricted Stock Unit Agreement. The RSUs may be settled only by delivering shares of common stock, and thus, the grant is being reported in Table I as allowed per SEC guidance.
F2	25% of the shares subject to the stock option shall vest on October 12, 2022, and the remainder of the shares shall vest in equal monthly installments for a period of 36 months thereafter, subject to continued service with the Company.

Content

The Reporting Person was issued Restricted Stock Units ("RSU"). Each RSU represents a contingent right to receive one share of common stock. The RSUs shall vest in two (2) annual installments of 20% of the shares vesting, with the first tranche vesting on October 12, 2022 and the second tranche vesting on October 12, 2023. The remaining shares shall vest upon achievements of specific milestones outlined in the Reporting Persons Restricted Stock Unit Agreement. The RSUs may be settled only by delivering shares of common stock, and thus, the grant is being reported in Table I as allowed per SEC guidance.

25% of the shares subject to the stock option shall vest on October 12, 2022, and the remainder of the shares shall vest in equal monthly installments for a period of 36 months thereafter, subject to continued service with the Company.