John B. Moriarty - Aug 1, 2024 Form 4 Insider Report for Avidity Biosciences, Inc. (RNA)

Role: Chief Legal Officer
Signature: /s/ Michael F. MacLean, Attorney-in-Fact
Stock symbol: RNA
Transactions as of: Aug 1, 2024
Transactions value $: $0
Form type: 4
Date filed: 8/5/2024, 09:11 AM
Previous filing: Jan 23, 2024

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	RNA	Common Stock	Award	$0	+25K		$0.00	25K	Aug 1, 2024	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	RNA	Stock Option (Right to Buy)	Award	$0	+160K		$0.00	160K	Aug 1, 2024	Common Stock	160K	$44.57	Direct	F2

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

Explanation of Responses:

Id	Content
F1	Represents restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs shall vest in four equal installments on the first four anniversaries of August 1, 2024, subject to the Reporting Person's continuous service to the Issuer on each such vesting date.
F2	1/4th of the total number of shares subject to the options shall vest on the first anniversary of August 1, 2024 (the "Vesting Commencement Date"), and 1/48th of the total number of shares subject to the options shall vest on each monthly anniversary of the Vesting Commencement Date thereafter, subject to the Reporting Person's continuous service to the Issuer on each such vesting date, so that the options shall be fully vested on the fourth anniversary of the Vesting Commencement Date.

Content

Represents restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs shall vest in four equal installments on the first four anniversaries of August 1, 2024, subject to the Reporting Person's continuous service to the Issuer on each such vesting date.

1/4th of the total number of shares subject to the options shall vest on the first anniversary of August 1, 2024 (the "Vesting Commencement Date"), and 1/48th of the total number of shares subject to the options shall vest on each monthly anniversary of the Vesting Commencement Date thereafter, subject to the Reporting Person's continuous service to the Issuer on each such vesting date, so that the options shall be fully vested on the fourth anniversary of the Vesting Commencement Date.