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 — 2004

DateSplit-adjusted closeCumulative dividend-reinvested closeReported volumeOpen priceExchange Volume
2004-12-31$3.44$3.4483,200——
2004-12-30$3.41$3.4168,000——
2004-12-29$3.43$3.4348,800——
2004-12-28$3.48$3.48592,000——
2004-12-27$3.46$3.4624,800——
2004-12-23$3.47$3.4636,800——
2004-12-22$3.46$3.45116,800——
2004-12-21$3.50$3.5061,600——
2004-12-20$3.39$3.3992,800——
2004-12-17$3.48$3.4892,800——
2004-12-16$3.47$3.4797,600——
2004-12-15$3.51$3.5136,800——
2004-12-14$3.45$3.45137,600——
2004-12-13$3.48$3.48240,800——
2004-12-10$3.48$3.47201,600——
2004-12-09$3.48$3.48279,200——
2004-12-08$3.48$3.47251,200——
2004-12-07$3.38$3.38122,400——
2004-12-06$3.47$3.4769,600——
2004-12-03$3.49$3.4959,200——
2004-12-02$3.50$3.5052,800——
2004-12-01$3.48$3.4897,600——
2004-11-30$3.47$3.4758,400——
2004-11-29$3.49$3.4954,400——
2004-11-26$3.43$3.438,800——
2004-11-24$3.48$3.4861,600——
2004-11-23$3.50$3.50475,200——
2004-11-22$3.37$3.37236,800——
2004-11-19$3.37$3.37712,800——
2004-11-18$3.38$3.38304,000——
2004-11-17$3.45$3.45124,000——
2004-11-16$3.45$3.4543,200——
2004-11-15$3.44$3.44298,400——
2004-11-12$3.43$3.4364,800——
2004-11-11$3.41$3.4093,600——
2004-11-10$3.39$3.39296,000——
2004-11-09$3.35$3.3582,400——
2004-11-08$3.35$3.35329,600——
2004-11-05$3.32$3.32113,600——
2004-11-04$3.44$3.44175,200——
2004-11-03$3.43$3.4322,400——
2004-11-02$3.39$3.39155,200——
2004-11-01$3.44$3.44146,400——
2004-10-29$3.38$3.38172,800——
2004-10-28$3.43$3.43172,800——
2004-10-27$3.38$3.38102,400——
2004-10-26$3.38$3.38163,200——
2004-10-25$3.35$3.35179,200——
2004-10-22$3.36$3.36432,800——
2004-10-21$3.36$3.36416,800——
2004-10-20$3.39$3.39161,600——
2004-10-19$3.36$3.361,601,600——
2004-10-18$3.38$3.3878,400——
2004-10-15$3.38$3.38156,800——
2004-10-14$3.39$3.39174,400——
2004-10-13$3.40$3.40137,600——
2004-10-12$3.44$3.4327,200——
2004-10-11$3.38$3.384,800——
2004-10-08$3.41$3.4112,000——
2004-10-07$3.45$3.4549,600——
2004-10-06$3.50$3.50102,400——
2004-10-05$3.49$3.4850,400——
2004-10-04$3.47$3.4735,200——
2004-10-01$3.44$3.4438,400——
2004-09-30$3.44$3.4486,400——
2004-09-29$3.38$3.38128,800——
2004-09-28$3.36$3.36311,200——
2004-09-27$3.31$3.3153,600——
2004-09-24$3.34$3.3420,800——
2004-09-23$3.30$3.3041,600——
2004-09-22$3.28$3.2881,600——
2004-09-21$3.28$3.28140,800——
2004-09-20$3.26$3.2627,200——
2004-09-17$3.26$3.26116,800——
2004-09-16$3.25$3.2536,000——
2004-09-15$3.26$3.2697,600——
2004-09-14$3.21$3.21136,800——
2004-09-13$3.14$3.14188,000——
2004-09-10$3.20$3.1930,400——
2004-09-09$3.27$3.2742,400——
2004-09-08$3.26$3.26152,000——
2004-09-07$3.29$3.29145,600——
2004-09-03$3.30$3.3071,200——
2004-09-02$3.34$3.34122,400——
2004-09-01$3.33$3.33177,600——
2004-08-31$3.25$3.25139,200——
2004-08-30$3.13$3.13133,600——
2004-08-27$3.17$3.1753,600——
2004-08-26$3.16$3.16273,600——
2004-08-25$3.16$3.16141,600——
2004-08-24$3.17$3.1725,600——
2004-08-23$3.13$3.1378,400——
2004-08-20$3.14$3.14159,200——
2004-08-19$3.15$3.15584,000——
2004-08-18$3.16$3.16136,000——
2004-08-17$3.13$3.1326,400——
2004-08-16$3.18$3.18142,400——
2004-08-13$3.13$3.13276,000——
2004-08-12$3.11$3.1175,200——
2004-08-11$3.11$3.11168,800——
2004-08-10$3.12$3.12167,200——
2004-08-09$3.13$3.13115,200——
2004-08-06$3.08$3.08405,600——
2004-08-05$3.13$3.1339,200——
2004-08-04$3.24$3.24164,000——
2004-08-03$3.24$3.24720,800——
2004-08-02$3.06$3.06213,600——
2004-07-30$3.14$3.1459,200——
2004-07-29$3.18$3.1848,000——
2004-07-28$3.30$3.29127,200——
2004-07-27$3.16$3.16266,400——
2004-07-26$3.29$3.29128,000——
2004-07-23$3.34$3.3464,800——
2004-07-22$3.37$3.37313,600——
2004-07-21$3.37$3.37163,200——
2004-07-20$3.43$3.43358,400——
2004-07-19$3.38$3.38201,600——
2004-07-16$3.37$3.36167,200——
2004-07-15$3.30$3.3058,400——
2004-07-14$3.24$3.2364,000——
2004-07-13$3.25$3.25196,000——
2004-07-12$3.38$3.38237,600——
2004-07-09$3.25$3.2481,600——
2004-07-08$3.25$3.2574,400——
2004-07-07$3.28$3.28630,400——
2004-07-06$3.37$3.37136,800——
2004-07-02$3.30$3.30106,400——
2004-07-01$3.40$3.40168,000——
2004-06-30$3.36$3.36240,000——
2004-06-29$3.37$3.37527,200——
2004-06-28$3.33$3.33265,600——
2004-06-25$3.22$3.222,251,200——
2004-06-24$3.21$3.21172,800——
2004-06-23$3.33$3.3394,400——
2004-06-22$3.30$3.30190,400——
2004-06-21$3.25$3.25156,800——
2004-06-18$3.38$3.3872,800——
2004-06-17$3.38$3.38149,600——
2004-06-16$3.38$3.38778,400——
2004-06-15$3.34$3.34352,000——
2004-06-14$3.08$3.08284,800——
2004-06-10$3.15$3.1597,600——
2004-06-09$3.14$3.1492,800——
2004-06-08$3.18$3.18135,200——
2004-06-07$3.15$3.1584,800——
2004-06-04$3.15$3.15188,000——
2004-06-03$3.17$3.17336,000——
2004-06-02$3.12$3.12105,600——
2004-06-01$3.12$3.12123,200——
2004-05-28$3.12$3.12174,400——
2004-05-27$3.11$3.11846,400——
2004-05-26$3.11$3.11107,200——
2004-05-25$3.08$3.08375,200——
2004-05-24$3.10$3.10224,800——
2004-05-21$3.09$3.09285,600——
2004-05-20$3.08$3.08191,200——
2004-05-19$3.10$3.1084,800——
2004-05-18$3.01$3.01439,200——
2004-05-17$3.03$3.0311,200——
2004-05-14$3.09$3.09344,000——
2004-05-13$3.04$3.04383,200——
2004-05-12$3.06$3.0662,400——
2004-05-11$3.06$3.06138,400——
2004-05-10$3.13$3.12302,400——
2004-05-07$3.13$3.139,600——
2004-05-06$3.13$3.13252,800——
2004-05-05$3.14$3.1488,800——
2004-05-04$3.14$3.14111,200——
2004-05-03$3.16$3.1654,400——
2004-04-30$3.13$3.1396,800——
2004-04-29$3.07$3.0718,400——
2004-04-28$3.13$3.1230,400——
2004-04-27$3.19$3.19172,800——
2004-04-26$3.10$3.1046,400——
2004-04-23$3.05$3.05725,600——
2004-04-22$3.05$3.05270,400——
2004-04-21$3.05$3.0529,600——
2004-04-20$3.15$3.15342,400——
2004-04-19$3.00$3.00176,000——
2004-04-16$2.85$2.8515,200——
2004-04-15$2.85$2.8563,200——
2004-04-14$2.85$2.8536,000——
2004-04-13$2.82$2.8149,600——
2004-04-12$2.82$2.8294,400——
2004-04-08$2.83$2.83249,600——
2004-04-07$2.82$2.82337,600——
2004-04-06$2.84$2.8464,000——
2004-04-05$2.84$2.8475,200——
2004-04-02$2.88$2.8760,000——
2004-04-01$2.84$2.8481,600——
2004-03-31$2.82$2.8131,200——
2004-03-30$2.88$2.8786,400——
2004-03-29$2.83$2.8324,800——
2004-03-26$2.81$2.81102,400——
2004-03-25$2.81$2.81120,000——
2004-03-24$2.82$2.8238,400——
2004-03-23$2.81$2.8164,800——
2004-03-22$2.82$2.8123,200——
2004-03-19$2.83$2.8330,400——
2004-03-18$2.85$2.853,200——
2004-03-17$2.85$2.85117,600——
2004-03-16$2.80$2.8042,400——
2004-03-15$2.85$2.8520,000——
2004-03-12$2.84$2.8316,000——
2004-03-11$2.84$2.8431,200——
2004-03-10$2.81$2.81202,400——
2004-03-09$2.79$2.7848,000——
2004-03-08$2.82$2.8216,800——
2004-03-05$2.81$2.8111,200——
2004-03-04$2.81$2.81216,000——
2004-03-03$2.75$2.7528,000——
2004-03-02$2.78$2.7812,800——
2004-03-01$2.77$2.7761,600——
2004-02-27$2.76$2.768,000——
2004-02-26$2.79$2.7868,800——
2004-02-25$2.81$2.81161,600——
2004-02-24$2.82$2.8243,200——
2004-02-23$2.83$2.8368,000——
2004-02-20$2.83$2.8342,400——
2004-02-19$2.85$2.8578,400——
2004-02-18$2.82$2.82100,800——
2004-02-17$2.93$2.9292,800——
2004-02-13$2.95$2.9520,800——
2004-02-12$2.99$2.9940,000——
2004-02-11$3.01$3.01228,000——
2004-02-10$2.74$2.7427,200——
2004-02-09$2.72$2.7288,800——
2004-02-06$2.79$2.79128,000——
2004-02-05$2.81$2.8167,200——
2004-02-04$2.80$2.8025,600——
2004-02-03$2.86$2.8687,200——
2004-02-02$2.92$2.9276,000——
2004-01-30$3.00$3.0063,200——
2004-01-29$3.04$3.0434,400——
2004-01-28$3.04$3.04119,200——
2004-01-27$3.11$3.1020,000——
2004-01-26$3.09$3.0984,800——
2004-01-23$3.07$3.0664,800——
2004-01-22$3.05$3.05104,800——
2004-01-21$3.00$3.00110,400——
2004-01-20$3.01$3.0196,800——
2004-01-16$2.99$2.9960,800——
2004-01-15$2.91$2.9053,600——
2004-01-14$2.83$2.8388,000——
2004-01-13$2.84$2.8348,000——
2004-01-12$2.79$2.7946,400——
2004-01-09$2.85$2.8522,400——
2004-01-08$2.77$2.7796,800——
2004-01-07$2.85$2.85557,600——
2004-01-06$2.75$2.75224,800——
2004-01-05$2.67$2.6746,400——
2004-01-02$2.66$2.6695,200——