    <SEC-DOCUMENT>0001193125-23-142163-index.html : 20230511
    <SEC-HEADER>0001193125-23-142163.hdr.sgml : 20230511
    <ACCEPTANCE-DATETIME>20230511170958
    ACCESSION NUMBER:		0001193125-23-142163
    CONFORMED SUBMISSION TYPE:	ARS
    PUBLIC DOCUMENT COUNT:		1
    CONFORMED PERIOD OF REPORT:	20230131
    FILED AS OF DATE:		20230511
    DATE AS OF CHANGE:		20230511
    EFFECTIVENESS DATE:		20230511

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			AMBARELLA INC
    		CENTRAL INDEX KEY:			0001280263
    		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
    		IRS NUMBER:				980459628
    		FISCAL YEAR END:			0131

    	FILING VALUES:
    		FORM TYPE:		ARS
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-35667
    		FILM NUMBER:		23912147

    	BUSINESS ADDRESS:
    		STREET 1:		3101 JAY STREET
    		CITY:			SANTA CLARA
    		STATE:			CA
    		ZIP:			95054
    		BUSINESS PHONE:		408-734-8888

    	MAIL ADDRESS:
    		STREET 1:		3101 JAY STREET
    		CITY:			SANTA CLARA
    		STATE:			CA
    		ZIP:			95054
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>ARS
    <SEQUENCE>1
    <FILENAME>d296288dars.pdf
    <DESCRIPTION>ARS
    <TEXT>
    Document 1 - file: d296288dars.pdf

    </DOCUMENT>
    </SEC-DOCUMENT>