<SEC-DOCUMENT>0001193125-26-260812-index.html : 20260608
<SEC-HEADER>0001193125-26-260812.hdr.sgml : 20260608
<ACCEPTANCE-DATETIME>20260608091741
ACCESSION NUMBER:		0001193125-26-260812
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20260608
DATE AS OF CHANGE:		20260608

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Rein Therapeutics, Inc.
		CENTRAL INDEX KEY:			0001420565
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		EIN:				134196017
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38130
		FILM NUMBER:		261071198

	BUSINESS ADDRESS:	
		STREET 1:		12407 N. MOPAC EXPY.
		STREET 2:		SUITE 250 #390
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78758
		BUSINESS PHONE:		7378021989

	MAIL ADDRESS:	
		STREET 1:		12407 N. MOPAC EXPY.
		STREET 2:		SUITE 250 #390
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78758

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Aileron Therapeutics, Inc.
		DATE OF NAME CHANGE:	20240329

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AILERON THERAPEUTICS INC
		DATE OF NAME CHANGE:	20071207
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>rntx-defa14a-2026.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: rntx-defa14a-2026.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>img142772922_0.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: img142772922_0.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>img142772922_1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: img142772922_1.jpg

</DOCUMENT>
</SEC-DOCUMENT>