    <SEC-DOCUMENT>0001193125-21-023519-index.html : 20210201
    <SEC-HEADER>0001193125-21-023519.hdr.sgml : 20210201
    <ACCEPTANCE-DATETIME>20210201060654
    ACCESSION NUMBER:		0001193125-21-023519
    CONFORMED SUBMISSION TYPE:	S-1/A
    PUBLIC DOCUMENT COUNT:		30
    FILED AS OF DATE:		20210201
    DATE AS OF CHANGE:		20210201

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Viant Technology Inc.
    		CENTRAL INDEX KEY:			0001828791
    		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROGRAMMING, DATA PROCESSING, ETC. [7370]
    		IRS NUMBER:				853447553
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		S-1/A
    		SEC ACT:		1933 Act
    		SEC FILE NUMBER:	333-252117
    		FILM NUMBER:		21574166

    	BUSINESS ADDRESS:
    		STREET 1:		2722 MICHELSON DRIVE
    		STREET 2:		SUITE 100
    		CITY:			IRVINE
    		STATE:			CA
    		ZIP:			92612
    		BUSINESS PHONE:		949-861-8888

    	MAIL ADDRESS:
    		STREET 1:		2722 MICHELSON DRIVE
    		STREET 2:		SUITE 100
    		CITY:			IRVINE
    		STATE:			CA
    		ZIP:			92612
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>S-1/A
    <SEQUENCE>1
    <FILENAME>d88953ds1a.htm
    <DESCRIPTION>S-1/A
    <TEXT>
    Document 1 - file: d88953ds1a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-1.1
    <SEQUENCE>2
    <FILENAME>d88953dex11.htm
    <DESCRIPTION>EX-1.1
    <TEXT>
    Document 2 - file: d88953dex11.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-3.1
    <SEQUENCE>3
    <FILENAME>d88953dex31.htm
    <DESCRIPTION>EX-3.1
    <TEXT>
    Document 3 - file: d88953dex31.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-3.2
    <SEQUENCE>4
    <FILENAME>d88953dex32.htm
    <DESCRIPTION>EX-3.2
    <TEXT>
    Document 4 - file: d88953dex32.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-5.1
    <SEQUENCE>5
    <FILENAME>d88953dex51.htm
    <DESCRIPTION>EX-5.1
    <TEXT>
    Document 5 - file: d88953dex51.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.3
    <SEQUENCE>6
    <FILENAME>d88953dex103.htm
    <DESCRIPTION>EX-10.3
    <TEXT>
    Document 6 - file: d88953dex103.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.4
    <SEQUENCE>7
    <FILENAME>d88953dex104.htm
    <DESCRIPTION>EX-10.4
    <TEXT>
    Document 7 - file: d88953dex104.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.5
    <SEQUENCE>8
    <FILENAME>d88953dex105.htm
    <DESCRIPTION>EX-10.5
    <TEXT>
    Document 8 - file: d88953dex105.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.6
    <SEQUENCE>9
    <FILENAME>d88953dex106.htm
    <DESCRIPTION>EX-10.6
    <TEXT>
    Document 9 - file: d88953dex106.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.7
    <SEQUENCE>10
    <FILENAME>d88953dex107.htm
    <DESCRIPTION>EX-10.7
    <TEXT>
    Document 10 - file: d88953dex107.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.8
    <SEQUENCE>11
    <FILENAME>d88953dex108.htm
    <DESCRIPTION>EX-10.8
    <TEXT>
    Document 11 - file: d88953dex108.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.9
    <SEQUENCE>12
    <FILENAME>d88953dex109.htm
    <DESCRIPTION>EX-10.9
    <TEXT>
    Document 12 - file: d88953dex109.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.12
    <SEQUENCE>13
    <FILENAME>d88953dex1012.htm
    <DESCRIPTION>EX-10.12
    <TEXT>
    Document 13 - file: d88953dex1012.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.13
    <SEQUENCE>14
    <FILENAME>d88953dex1013.htm
    <DESCRIPTION>EX-10.13
    <TEXT>
    Document 14 - file: d88953dex1013.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.14
    <SEQUENCE>15
    <FILENAME>d88953dex1014.htm
    <DESCRIPTION>EX-10.14
    <TEXT>
    Document 15 - file: d88953dex1014.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-21.1
    <SEQUENCE>16
    <FILENAME>d88953dex211.htm
    <DESCRIPTION>EX-21.1
    <TEXT>
    Document 16 - file: d88953dex211.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-23.1
    <SEQUENCE>17
    <FILENAME>d88953dex231.htm
    <DESCRIPTION>EX-23.1
    <TEXT>
    Document 17 - file: d88953dex231.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-23.2
    <SEQUENCE>18
    <FILENAME>d88953dex232.htm
    <DESCRIPTION>EX-23.2
    <TEXT>
    Document 18 - file: d88953dex232.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>19
    <FILENAME>d88953dex991.htm
    <DESCRIPTION>EX-99.1
    <TEXT>
    Document 19 - file: d88953dex991.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>20
    <FILENAME>g88953dsp019.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 20 - file: g88953dsp019.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>21
    <FILENAME>g88953dsp020.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 21 - file: g88953dsp020.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>22
    <FILENAME>g88953dsp021.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 22 - file: g88953dsp021.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>23
    <FILENAME>g88953dsp022.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 23 - file: g88953dsp022.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>24
    <FILENAME>g88953dsp023.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 24 - file: g88953dsp023.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>25
    <FILENAME>g88953g02y93.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 25 - file: g88953g02y93.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>26
    <FILENAME>g88953g07c00.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 26 - file: g88953g07c00.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>27
    <FILENAME>g88953g25h82.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 27 - file: g88953g25h82.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>28
    <FILENAME>g88953g32y15.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 28 - file: g88953g32y15.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>29
    <FILENAME>g88953g75q41.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 29 - file: g88953g75q41.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>30
    <FILENAME>g88953g88a14.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 30 - file: g88953g88a14.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>