Rein Therapeutics, Inc.

RNTX·NASDAQ·$1.07Share Price as of 11/2·$30MMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/14/26 10-QQ1 ended 03/31/2605/15/26 10-K/AFY 202504/27/26 10-KFY 202503/26/26 10-QQ3 ended 09/30/2511/14/25

Disclosures

8-KCurrent report09/04/26 8-KCurrent report08/27/26 8-KCurrent report07/21/26 8-KCurrent report05/04/26 8-KCurrent report03/02/26

Prospectuses and Registrations

424B5Prospectus supplement05/04/26 S-1Registration statement (IPO)04/28/26 S-1Registration statement (IPO)09/03/25 424B5Prospectus supplement07/30/25 424B5Prospectus supplement07/30/25

Proxies

DEF 14ADefinitive proxy06/08/26 DEFA14AAdditional proxy materials06/08/26 PRE 14APreliminary proxy05/28/26 DEFA14AAdditional proxy materials07/11/25 DEFA14AAdditional proxy materials06/24/25

Ownership

SC 13GBeneficial ownership08/14/26 SC 13G/ABeneficial ownership (amended)08/14/26 SC 13G/ABeneficial ownership (amended)08/13/26 SC 13G/ABeneficial ownership (amended)07/14/26 Form 4Insider transaction05/28/26

Other

ARSAnnual report to shareholders06/08/26 EFFECTRequest for effectiveness04/30/26 CORRESPCorrespondence with the SEC04/28/26 CORRESPCorrespondence with the SEC04/28/26 UPLOADLetter from the SEC12/31/25