0001415889-24-017984.txt : 20240624 0001415889-24-017984.hdr.sgml : 20240624 20240624163020 ACCESSION NUMBER: 0001415889-24-017984 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240620 FILED AS OF DATE: 20240624 DATE AS OF CHANGE: 20240624 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SPRINGER TIMOTHY A CENTRAL INDEX KEY: 0001055624 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38537 FILM NUMBER: 241064748 MAIL ADDRESS: STREET 1: 36 WOODMAN ROAD CITY: CHESTNUT HILL STATE: MA ZIP: 02467 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Tectonic Therapeutic, Inc. CENTRAL INDEX KEY: 0001681087 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 810710585 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 490 ARSENAL WAY STREET 2: SUITE 210 CITY: WATERTOWN STATE: MA ZIP: 02472 BUSINESS PHONE: (339) 666-3320 MAIL ADDRESS: STREET 1: 490 ARSENAL WAY STREET 2: SUITE 210 CITY: WATERTOWN STATE: MA ZIP: 02472 FORMER COMPANY: FORMER CONFORMED NAME: AVROBIO, Inc. DATE OF NAME CHANGE: 20180131 FORMER COMPANY: FORMER CONFORMED NAME: AvroBio, Inc. DATE OF NAME CHANGE: 20160729 4 1 form4-06242024_080610.xml X0508 4 2024-06-20 0001681087 Tectonic Therapeutic, Inc. TECX 0001055624 SPRINGER TIMOTHY A C/O TECTONIC THERAPEUTIC, INC. 490 ARSENAL WAY, SUITE 210 WATERTOWN MA 02472 true false true false 0 Common Stock 2024-06-20 4 A 0 2692005 A 2692005 D Common Stock 2024-06-20 4 A 0 1551116 A 1551116 I By LLC Stock Option (Right to Buy) 16.80 2024-06-20 4 A 0 11760 0 A 2034-06-19 Common Stock 11760 11760 D Received in exchange for 5,037,245 shares of common stock of Tectonic Therapeutic, Inc., a Delaware corporation ("Tectonic"), pursuant to an Agreement and Plan of Merger dated as of January 30, 2024 (the "Merger Agreement") by and among AVROBIO, Inc., a Delaware corporation ("AVROBIO"), Tectonic and Alpine Merger Subsidiary, Inc., a direct, wholly owned subsidiary of AVROBIO (the "Merger Sub"). Under the terms of the Merger Agreement, on June 20, 2024, Merger Sub merged with and into Tectonic (the "Merger"), with Tectonic surviving the Merger as a wholly owned subsidiary of AVROBIO. Upon the closing of the Merger, each share of Tectonic common stock was converted into the right to receive 0.534419990 shares of the Issuer's common stock, after giving effect to a reverse stock split of the Issuer's common stock of 1-for-12. Subsequent to the Merger, the name of the Issuer was changed from AVROBIO, Inc. to Tectonic Therapeutic, Inc. Received in exchange for 2,902,429 shares of common stock of Tectonic on the same terms and conditions as set forth in footnote (1) herein. These shares are held by TAS Partners, LLC ("TAS"). The Reporting Person is the sole managing member of TAS and, as such, has sole voting and dispositive power over the shares held by TAS. The Reporting Person disclaims beneficial ownership of the shares held by TAS except to the extent of his pecuniary interest therein and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose. 1/3rd of the shares subject to the option will vest on June 20, 2025, and the balance will vest in equal monthly installments thereafter over the next 24 months, subject in each case to the continuous service of the Reporting Person to the Issuer through the applicable vesting date. /s/ Daniel Lochner, Attorney-in-Fact 2024-06-24