    <SEC-DOCUMENT>0001193125-26-156107-index.html : 20260415
    <SEC-HEADER>0001193125-26-156107.hdr.sgml : 20260415
    <ACCEPTANCE-DATETIME>20260415091005
    ACCESSION NUMBER:		0001193125-26-156107
    CONFORMED SUBMISSION TYPE:	ARS
    PUBLIC DOCUMENT COUNT:		1
    CONFORMED PERIOD OF REPORT:	20251231
    FILED AS OF DATE:		20260415
    DATE AS OF CHANGE:		20260415
    EFFECTIVENESS DATE:		20260415

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Equillium, Inc.
    		CENTRAL INDEX KEY:			0001746466
    		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
    		ORGANIZATION NAME:           	03 Life Sciences
    		EIN:				821554746
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		ARS
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-38692
    		FILM NUMBER:		26862701

    	BUSINESS ADDRESS:
    		STREET 1:		2223 AVENIDA DE LA PLAYA
    		STREET 2:		SUITE 105
    		CITY:			LA JOLLA
    		STATE:			CA
    		ZIP:			92037
    		BUSINESS PHONE:		(858) 412-5302

    	MAIL ADDRESS:
    		STREET 1:		2223 AVENIDA DE LA PLAYA
    		STREET 2:		SUITE 105
    		CITY:			LA JOLLA
    		STATE:			CA
    		ZIP:			92037
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>ARS
    <SEQUENCE>1
    <FILENAME>eq-ars-2025.pdf
    <DESCRIPTION>ARS
    <TEXT>
    Document 1 - file: eq-ars-2025.pdf

    </DOCUMENT>
    </SEC-DOCUMENT>