<SEC-DOCUMENT>0001193125-23-023705-index.html : 20230203
<SEC-HEADER>0001193125-23-023705.hdr.sgml : 20230203
<ACCEPTANCE-DATETIME>20230203114600
ACCESSION NUMBER:		0001193125-23-023705
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20230203
DATE AS OF CHANGE:		20230203

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TETRA TECH INC
		CENTRAL INDEX KEY:			0000831641
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-ENGINEERING SERVICES [8711]
		IRS NUMBER:				954148514
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1001

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-43035
		FILM NUMBER:		23584500

	BUSINESS ADDRESS:	
		STREET 1:		3475 EAST FOOTHILL BOULEVARD
		CITY:			PASADENA
		STATE:			CA
		ZIP:			91107
		BUSINESS PHONE:		6263514664

	MAIL ADDRESS:	
		STREET 1:		3475 EAST FOOTHILL BOULEVARD
		CITY:			PASADENA
		STATE:			CA
		ZIP:			91107

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PICTET ASSET MANAGEMENT SA
		CENTRAL INDEX KEY:			0001361570
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			V8
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		60 ROUTE DE ACACIAS
		CITY:			GENEVA 73
		STATE:			V8
		ZIP:			1211
		BUSINESS PHONE:		011 44 207 847 5040

	MAIL ADDRESS:	
		STREET 1:		60 ROUTE DE ACACIAS
		CITY:			GENEVA 73
		STATE:			V8
		ZIP:			1211
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>d433344dsc13g.htm
<DESCRIPTION>SC 13G
<TEXT>
Document 1 - file: d433344dsc13g.htm

</DOCUMENT>
</SEC-DOCUMENT>