Tectonic Therapeutic, Inc.

TECX·NASDAQ·$29.99Share Price as of 11/2·$566MMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/06/26 10-QQ1 ended 03/31/2605/07/26 10-KFY 202502/26/26 10-QQ3 ended 09/30/2511/06/25 10-QQ2 ended 06/30/2508/07/25

Disclosures

8-KCurrent report09/29/26 8-KCurrent report08/06/26 8-KCurrent report06/10/26 8-KCurrent report05/07/26 8-KCurrent report04/23/26

Prospectuses and Registrations

S-8 POSPost-effective amendment (S-8)03/09/26 S-8Registration of securities for employees02/27/26 424B3Prospectus07/15/25 POS AMPost-effective amendment07/07/25 POS AMPost-effective amendment07/07/25

Proxies

DEF 14ADefinitive proxy04/24/26 DEFA14AAdditional proxy materials04/24/26 DEF 14ADefinitive proxy04/25/25 DEFA14AAdditional proxy materials04/25/25 DEF 14ADefinitive proxy05/01/23

Ownership

SC 13G/ABeneficial ownership (amended)10/29/26 Form 4Insider transaction10/28/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26

Other

ARSAnnual report to shareholders04/24/26 EFFECTRequest for effectiveness07/15/25 CORRESPCorrespondence with the SEC07/11/25 UPLOADLetter from the SEC07/10/25 EFFECTRequest for effectiveness07/08/25