NASDAQ:EXPO | Historical Stock Price | EXPONENT INC

Complete retained daily price history on its own workbook tab. Split-adjusted close keeps every historical share price on one comparable split basis. Cumulative dividend-reinvested close is the daily close of a rebased total-return index: it starts with one share at the earliest retained close, reinvests every distribution, and normalizes every forward and reverse split exactly once. Admitted exchange opening prices remain a distinct current-session series.

Available history
1990-08-17 to 2026-09-04
Data captured

Stock Price Chart

Blue: Split-adjusted close · Orange: Cumulative dividend-reinvested close

$0.49$1.53$4.78$14.93$46.62$145.611990-08-172026-08-27

Logarithmic scale. Both lines share the same starting value for the selected range.

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Historical Stock Price — 2020

DateSplit-adjusted closeCumulative dividend-reinvested closeReported volumeOpen priceExchange Volume
2020-12-31$90.03$98.94180,300——
2020-12-30$89.30$98.14105,800——
2020-12-29$88.94$97.74137,900——
2020-12-28$89.93$98.83140,700——
2020-12-24$88.79$97.5866,500——
2020-12-23$88.15$96.87186,400——
2020-12-22$87.46$96.12133,100——
2020-12-21$87.35$95.99213,200——
2020-12-18$87.48$96.14512,200——
2020-12-17$86.00$94.51291,100——
2020-12-16$87.26$95.90222,400——
2020-12-15$87.83$96.52190,800——
2020-12-14$85.97$94.48212,100——
2020-12-11$86.34$94.88213,300——
2020-12-10$86.47$95.03210,600——
2020-12-09$87.25$95.88556,000——
2020-12-08$85.90$94.40441,800——
2020-12-07$83.68$91.96204,900——
2020-12-04$83.10$91.32193,800——
2020-12-03$81.82$89.92160,600——
2020-12-02$81.92$89.82191,200——
2020-12-01$82.93$90.93242,200——
2020-11-30$83.01$91.01302,900——
2020-11-27$83.42$91.4686,100——
2020-11-25$83.32$91.35138,800——
2020-11-24$83.74$91.81589,700——
2020-11-23$81.90$89.80411,700——
2020-11-20$82.25$90.18337,200——
2020-11-19$82.50$90.45683,900——
2020-11-18$83.11$91.12545,700——
2020-11-17$84.17$92.29367,700——
2020-11-16$81.80$89.69319,600——
2020-11-13$79.27$86.91206,100——
2020-11-12$78.32$85.87324,100——
2020-11-11$79.07$86.69173,700——
2020-11-10$79.46$87.12331,300——
2020-11-09$77.77$85.27335,400——
2020-11-06$74.61$81.80145,500——
2020-11-05$75.33$82.59631,000——
2020-11-04$72.67$79.681,024,700——
2020-11-03$72.54$79.53577,000——
2020-11-02$70.96$77.80689,900——
2020-10-30$69.59$76.30717,200——
2020-10-29$71.61$78.51321,800——
2020-10-28$72.27$79.24507,300——
2020-10-27$74.00$81.13542,100——
2020-10-26$73.70$80.81130,000——
2020-10-23$74.96$82.19209,400——
2020-10-22$73.85$80.97221,100——
2020-10-21$73.83$80.95117,900——
2020-10-20$73.37$80.44117,800——
2020-10-19$73.05$80.09152,600——
2020-10-16$74.27$81.43140,000——
2020-10-15$74.34$81.51360,600——
2020-10-14$74.60$81.79113,000——
2020-10-13$75.87$83.19156,600——
2020-10-12$75.65$82.94162,300——
2020-10-09$73.99$81.12166,700——
2020-10-08$73.17$80.22135,300——
2020-10-07$72.70$79.71271,700——
2020-10-06$71.87$78.80298,100——
2020-10-05$70.90$77.74188,400——
2020-10-02$70.74$77.56204,600——
2020-10-01$71.97$78.91306,600——
2020-09-30$72.03$78.97316,600——
2020-09-29$72.75$79.76402,900——
2020-09-28$73.08$80.13229,100——
2020-09-25$71.83$78.76574,200——
2020-09-24$71.85$78.78497,200——
2020-09-23$71.40$78.28560,100——
2020-09-22$73.73$80.84512,400——
2020-09-21$72.55$79.55447,800——
2020-09-18$74.67$81.87907,200——
2020-09-17$74.96$82.19350,400——
2020-09-16$77.32$84.77349,900——
2020-09-15$76.88$84.29321,100——
2020-09-14$76.87$84.28119,800——
2020-09-11$76.45$83.82188,800——
2020-09-10$76.95$84.37333,600——
2020-09-09$76.74$83.93197,700——
2020-09-08$75.63$82.72264,400——
2020-09-04$76.45$83.61253,800——
2020-09-03$78.10$85.42201,600——
2020-09-02$82.04$89.73269,000——
2020-09-01$81.91$89.59184,600——
2020-08-31$80.46$88.00378,200——
2020-08-28$82.35$90.07119,000——
2020-08-27$82.52$90.25134,300——
2020-08-26$82.33$90.04173,600——
2020-08-25$82.50$90.23127,700——
2020-08-24$82.86$90.62142,300——
2020-08-21$82.38$90.10161,300——
2020-08-20$83.11$90.90101,500——
2020-08-19$82.83$90.59196,100——
2020-08-18$83.12$90.91147,600——
2020-08-17$83.05$90.83210,800——
2020-08-14$82.38$90.10143,600——
2020-08-13$83.08$90.86111,800——
2020-08-12$83.25$91.05141,500——
2020-08-11$82.21$89.91245,800——
2020-08-10$82.12$89.81201,800——
2020-08-07$82.47$90.20205,700——
2020-08-06$82.62$90.36171,000——
2020-08-05$83.14$90.93221,100——
2020-08-04$82.60$90.34258,800——
2020-08-03$83.39$91.20152,300——
2020-07-31$84.06$91.94420,700——
2020-07-30$83.45$91.27229,800——
2020-07-29$82.32$90.03174,700——
2020-07-28$80.50$88.04143,200——
2020-07-27$80.79$88.36122,000——
2020-07-24$80.01$87.51181,700——
2020-07-23$80.93$88.51204,900——
2020-07-22$80.49$88.03151,900——
2020-07-21$81.18$88.79189,800——
2020-07-20$80.24$87.76137,700——
2020-07-17$80.60$88.15193,400——
2020-07-16$79.60$87.06230,400——
2020-07-15$81.59$89.24359,900——
2020-07-14$78.47$85.82230,500——
2020-07-13$77.45$84.71191,900——
2020-07-10$78.21$85.54179,600——
2020-07-09$77.75$85.04197,400——
2020-07-08$78.98$86.38199,100——
2020-07-07$79.70$87.17176,900——
2020-07-06$80.95$88.54225,800——
2020-07-02$82.29$90.00219,500——
2020-07-01$80.96$88.55225,300——
2020-06-30$80.93$88.51400,200——
2020-06-29$79.19$86.61351,600——
2020-06-26$76.47$83.64462,000——
2020-06-25$77.47$84.73245,000——
2020-06-24$76.06$83.19266,300——
2020-06-23$78.20$85.53263,000——
2020-06-22$78.06$85.37187,900——
2020-06-19$77.72$85.00504,200——
2020-06-18$77.07$84.29173,800——
2020-06-17$77.44$84.70237,000——
2020-06-16$77.86$85.16313,200——
2020-06-15$77.30$84.54528,200——
2020-06-12$72.16$78.92513,800——
2020-06-11$74.01$80.94628,500——
2020-06-10$77.57$84.63251,400——
2020-06-09$78.39$85.53288,800——
2020-06-08$78.73$85.90259,500——
2020-06-05$78.55$85.70250,500——
2020-06-04$76.71$83.69277,500——
2020-06-03$77.56$84.62205,100——
2020-06-02$75.16$82.00323,600——
2020-06-01$74.91$81.73448,700——
2020-05-29$74.24$81.00320,200——
2020-05-28$74.66$81.46282,200——
2020-05-27$74.55$81.34416,600——
2020-05-26$72.60$79.21360,100——
2020-05-22$69.43$75.75265,700——
2020-05-21$68.68$74.93215,200——
2020-05-20$68.51$74.75291,000——
2020-05-19$67.54$73.69270,800——
2020-05-18$67.76$73.93332,400——
2020-05-15$64.52$70.39404,200——
2020-05-14$63.20$68.95357,900——
2020-05-13$65.11$71.04339,500——
2020-05-12$62.72$68.43269,300——
2020-05-11$65.77$71.76268,300——
2020-05-08$65.96$71.96186,900——
2020-05-07$65.49$71.45235,100——
2020-05-06$65.26$71.20273,700——
2020-05-05$65.96$71.96244,900——
2020-05-04$65.81$71.80259,200——
2020-05-01$67.00$73.10438,200——
2020-04-30$70.33$76.73336,100——
2020-04-29$71.10$77.57439,200——
2020-04-28$70.04$76.42255,000——
2020-04-27$71.19$77.67194,800——
2020-04-24$70.42$76.83157,400——
2020-04-23$70.80$77.24141,500——
2020-04-22$71.32$77.81175,200——
2020-04-21$69.77$76.12230,400——
2020-04-20$72.11$78.67238,000——
2020-04-17$73.27$79.94328,600——
2020-04-16$69.82$76.18347,300——
2020-04-15$67.37$73.50308,900——
2020-04-14$71.40$77.90325,600——
2020-04-13$67.31$73.44180,600——
2020-04-09$70.64$77.07387,700——
2020-04-08$71.29$77.78283,700——
2020-04-07$70.78$77.22360,300——
2020-04-06$72.45$79.04493,600——
2020-04-03$70.64$77.07316,500——
2020-04-02$72.07$78.63294,600——
2020-04-01$69.12$75.41277,900——
2020-03-31$71.91$78.46477,200——
2020-03-30$73.15$79.81299,600——
2020-03-27$70.52$76.94411,300——
2020-03-26$68.46$74.69386,600——
2020-03-25$59.34$64.74532,400——
2020-03-24$62.34$68.01519,800——
2020-03-23$61.10$66.66523,400——
2020-03-20$60.21$65.69530,700——
2020-03-19$63.10$68.84446,900——
2020-03-18$62.21$67.87396,600——
2020-03-17$66.38$72.42749,700——
2020-03-16$62.01$67.65525,000——
2020-03-13$67.69$73.85655,100——
2020-03-12$65.75$71.73643,800——
2020-03-11$75.99$82.70351,100——
2020-03-10$79.15$86.14348,400——
2020-03-09$75.07$81.70324,100——
2020-03-06$77.03$83.83209,700——
2020-03-05$76.63$83.40314,100——
2020-03-04$77.07$83.87496,000——
2020-03-03$73.75$80.26486,500——
2020-03-02$74.93$81.55369,800——
2020-02-28$73.65$80.15327,900——
2020-02-27$75.32$81.97284,500——
2020-02-26$78.43$85.36292,400——
2020-02-25$77.21$84.03259,500——
2020-02-24$78.93$85.90237,100——
2020-02-21$81.18$88.35302,600——
2020-02-20$81.40$88.59123,600——
2020-02-19$82.34$89.61198,100——
2020-02-18$80.79$87.92240,500——
2020-02-14$80.20$87.28274,300——
2020-02-13$79.43$86.44146,500——
2020-02-12$79.19$86.18190,400——
2020-02-11$77.67$84.53119,300——
2020-02-10$77.56$84.41183,600——
2020-02-07$78.38$85.30275,300——
2020-02-06$73.94$80.47158,700——
2020-02-05$73.82$80.34137,700——
2020-02-04$74.00$80.53125,500——
2020-02-03$73.16$79.62226,500——
2020-01-31$72.77$79.20161,100——
2020-01-30$73.60$80.1093,600——
2020-01-29$73.07$79.52142,300——
2020-01-28$73.65$80.15138,700——
2020-01-27$73.18$79.64145,800——
2020-01-24$72.40$78.79131,200——
2020-01-23$73.36$79.84214,500——
2020-01-22$72.74$79.16119,700——
2020-01-21$72.17$78.54186,800——
2020-01-17$72.07$78.43156,600——
2020-01-16$72.61$79.02132,300——
2020-01-15$71.43$77.74257,200——
2020-01-14$70.55$76.78143,800——
2020-01-13$70.57$76.80250,800——
2020-01-10$70.28$76.49292,900——
2020-01-09$69.45$75.58194,500——
2020-01-08$68.83$74.91284,700——
2020-01-07$69.03$75.13136,600——
2020-01-06$69.42$75.55264,800——
2020-01-03$70.46$76.68254,800——
2020-01-02$69.90$76.07184,500——