Exponent (EXPO) Stock Chart & Stock Price History $77.43 +0.32 (+0.41%) Closing price 10/23/2026 04:00 PM EasternExtended Trading$77.32 -0.11 (-0.14%) As of 10/23/2026 07:30 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsInsider TradesNews and TrendsOptions ChainOwnershipSEC FilingsShort Interest Exponent Stock Price Performance The Exponent (EXPO) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 11.72%, with a year-to-date return of 11.47%. In the past month, the stock has increased 20.65%, reflecting recent market activity. As of the latest close, Exponent traded at $77.43 with a market cap of $3.68 billion and volume of 377,799 shares. Five years ago, the stock traded at $113.87, representing a 32.00% decrease over that period. At the time, it had a market cap of $5.93 billion and a volume of 147,146 shares. Receive EXPO Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Exponent and its competitors with MarketBeat's FREE daily newsletter. Subscribe Now View SMS TermsSMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. 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Read our full terms of service and privacy policy. 5 Day Performance+6.73%1 Month Performance+20.65%3 Month Performance+26.03%Year-To-Date Performance+11.47%1 Year Performance+11.72%5 Year Performance-32.00% EXPO Stock Chart for Sunday, October, 25, 2026 EXPO Chart by TradingView Exponent Stock Price History Daily Weekly Monthly Yearly Interval 9/25/2026 - 10/25/2026 Price Date Price Date From Price Date To 1M3M6MYTD1Y3Y5Y More filters Fewer filters Done 0 Results Export DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization10/23/2026$77.11$77.43+0.41%$77.69$75.70377,799 shs$3.68 billion10/22/2026$73.15$77.11+5.41%$77.13$73.78785,034 shs$3.67 billion10/21/2026$72.55$73.15+0.83%$73.39$72.02599,156 shs$3.48 billion10/20/2026$72.25$72.55+0.42%$73.82$72.15787,421 shs$3.45 billion10/19/2026$71.85$72.25+0.56%$72.90$71.12603,947 shs$3.44 billion10/16/2026$72.28$71.85-0.59%$73.46$71.56354,945 shs$3.42 billion10/15/2026$71.10$72.28+1.66%$73.24$71.54459,431 shs$3.44 billion10/14/2026$71.26$71.10-0.22%$71.49$70.46486,702 shs$3.38 billion10/13/2026$70.67$71.26+0.83%$71.83$70.05315,044 shs$3.39 billion10/12/2026$69.81$70.67+1.23%$70.94$69.45516,863 shs$3.36 billion Get the Latest News and Ratings for EXPO and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Exponent and its competitors with MarketBeat's FREE daily newsletter. 10/09/2026$69.78$69.81+0.04%$70.35$69.42373,008 shs$3.32 billion10/08/2026$68.95$69.78+1.20%$70.10$68.26889,883 shs$3.32 billion10/07/2026$69.18$68.95-0.33%$69.90$68.31765,317 shs$3.28 billion10/06/2026$68.75$69.18+0.63%$69.45$68.53427,989 shs$3.29 billion10/05/2026$67.30$68.75+2.15%$69.04$66.92644,999 shs$3.27 billion10/02/2026$69.90$67.30-3.72%$70.67$67.29582,169 shs$3.20 billion10/01/2026$65.42$69.90+6.85%$70.62$66.02860,207 shs$3.32 billion09/30/2026$64.53$65.42+1.38%$66.05$64.71678,175 shs$3.11 billion09/29/2026$64.35$64.53+0.28%$65.26$63.55621,217 shs$3.07 billion09/28/2026$64.18$64.35+0.26%$64.69$62.55620,996 shs$3.06 billion09/25/2026$64.46$64.18-0.43%$65.01$63.92468,715 shs$3.05 billion Related Companies TransUnion Stock Price Chart Gartner Stock Price Chart Booz Allen Hamilton Stock Price Chart Andersen Group Stock Price Chart Planet Labs PBC Stock Price Chart Science Applications International Stock Price Chart Parsons Stock Price Chart Amentum Stock Price Chart KBR Stock Price Chart FTI Consulting Stock Price Chart Receive EXPO Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Exponent and its competitors with MarketBeat's FREE daily newsletter. 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