Tectonic Therapeutic, Inc. — Director's Dealing 2020

Dec 29, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AVROBIO, Inc. (AVRO)
CIK: 0001681087
Period of Report: 2020-12-24

Reporting Person: MACKAY GEOFFREY (Director, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-12-24	Common Stock	M	100000	$.4132	Acquired	245123	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-12-24	Stock Option (Right to Buy)	$.4132	M	100000	Disposed	2026-04-12	Common Stock (100000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	72604	Indirect
Common Stock	72604	Indirect
Common Stock	200000	Indirect

Footnotes

F1: This filing relates to the exercise of a Stock Option. No shares of Common Stock were sold by the Reporting Person, and the shares of Common Stock received upon exercise of the Stock Option are subject to a lock-up agreement with Morgan Stanley & Co. LLC and Cowen and Company, LLC.

F2: 25% of the shares vested on July 1, 2017, and the remaining 75% vest in equal quarterly installments thereafter over a three-year period.