<SEC-DOCUMENT>0001085146-20-000195-index.html : 20200117
<SEC-HEADER>0001085146-20-000195.hdr.sgml : 20200117
<ACCEPTANCE-DATETIME>20200116200345
ACCESSION NUMBER:		0001085146-20-000195
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20200117
DATE AS OF CHANGE:		20200116

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EXPONENT INC
		CENTRAL INDEX KEY:			0000851520
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MANAGEMENT CONSULTING SERVICES [8742]
		IRS NUMBER:				770218904
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0103

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-45711
		FILM NUMBER:		20532090

	BUSINESS ADDRESS:	
		STREET 1:		EXPONENT INC
		STREET 2:		149 COMMONWEALTH DRIVE
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025
		BUSINESS PHONE:		650-326-9400

	MAIL ADDRESS:	
		STREET 1:		EXPONENT INC
		STREET 2:		149 COMMONWEALTH DRIVE
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FAILURE GROUP INC
		DATE OF NAME CHANGE:	19930831

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Conestoga Capital Advisors, LLC
		CENTRAL INDEX KEY:			0001163744
		IRS NUMBER:				233072906
		STATE OF INCORPORATION:			DE

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		550 E. SWEDESFORD ROAD
		STREET 2:		SUITE 120
		CITY:			WAYNE
		STATE:			PA
		ZIP:			19087
		BUSINESS PHONE:		484-654-1380

	MAIL ADDRESS:	
		STREET 1:		550 E. SWEDESFORD ROAD
		STREET 2:		SUITE 120
		CITY:			WAYNE
		STATE:			PA
		ZIP:			19087

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CONESTOGA CAPITAL ADVISORS LLC
		DATE OF NAME CHANGE:	20011217
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>expo_11620.htm
<DESCRIPTION>CONESTOGA CAPITAL ADVISORS
<TEXT>
Document 1 - file: expo_11620.htm

</DOCUMENT>
</SEC-DOCUMENT>