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 — 2011

DateSplit-adjusted closeCumulative dividend-reinvested closeReported volumeOpen priceExchange Volume
2011-12-30$11.49$11.49146,800
2011-12-29$11.76$11.7565,600
2011-12-28$11.62$11.6266,400
2011-12-27$11.87$11.8753,200
2011-12-23$11.85$11.8544,800
2011-12-22$11.92$11.9277,600
2011-12-21$11.94$11.94116,000
2011-12-20$11.96$11.96154,000
2011-12-19$11.28$11.27102,800
2011-12-16$11.54$11.54481,200
2011-12-15$11.32$11.32150,000
2011-12-14$11.02$11.02191,200
2011-12-13$11.12$11.12221,600
2011-12-12$11.45$11.45144,000
2011-12-09$11.78$11.78175,200
2011-12-08$11.46$11.46140,800
2011-12-07$12.04$12.0491,200
2011-12-06$11.96$11.96110,800
2011-12-05$11.95$11.95108,400
2011-12-02$11.88$11.8786,800
2011-12-01$11.71$11.71186,000
2011-11-30$11.85$11.85505,600
2011-11-29$11.05$11.05174,800
2011-11-28$11.18$11.18183,600
2011-11-25$10.85$10.8564,000
2011-11-23$11.04$11.04158,400
2011-11-22$11.21$11.21176,400
2011-11-21$11.51$11.51123,200
2011-11-18$11.88$11.88142,000
2011-11-17$11.76$11.7698,800
2011-11-16$11.75$11.7598,800
2011-11-15$12.27$12.27129,200
2011-11-14$11.95$11.95143,600
2011-11-11$12.02$12.02129,600
2011-11-10$11.57$11.5772,800
2011-11-09$11.56$11.56163,200
2011-11-08$12.27$12.27159,200
2011-11-07$12.08$12.0892,400
2011-11-04$12.05$12.0490,000
2011-11-03$12.37$12.37207,200
2011-11-02$12.09$12.09194,800
2011-11-01$11.61$11.61178,800
2011-10-31$12.05$12.04208,800
2011-10-28$12.24$12.23238,000
2011-10-27$12.67$12.67530,400
2011-10-26$11.65$11.65337,600
2011-10-25$11.27$11.27299,600
2011-10-24$11.59$11.59642,800
2011-10-21$11.58$11.58273,600
2011-10-20$11.41$11.41416,400
2011-10-19$10.82$10.82149,600
2011-10-18$11.22$11.21248,800
2011-10-17$10.92$10.92143,200
2011-10-14$11.25$11.25169,200
2011-10-13$11.26$11.2682,000
2011-10-12$11.27$11.26158,400
2011-10-11$11.13$11.12139,200
2011-10-10$10.91$10.91156,800
2011-10-07$10.43$10.43174,400
2011-10-06$10.71$10.71168,800
2011-10-05$10.65$10.65152,400
2011-10-04$10.49$10.49444,800
2011-10-03$9.75$9.75316,000
2011-09-30$10.33$10.33252,800
2011-09-29$10.53$10.53134,000
2011-09-28$10.25$10.25181,600
2011-09-27$10.62$10.62263,200
2011-09-26$10.35$10.35242,800
2011-09-23$10.12$10.12308,800
2011-09-22$10.01$10.01341,200
2011-09-21$9.93$9.93178,800
2011-09-20$10.34$10.34184,000
2011-09-19$10.45$10.4490,800
2011-09-16$10.59$10.59454,000
2011-09-15$10.56$10.56138,800
2011-09-14$10.48$10.48218,000
2011-09-13$10.19$10.19208,000
2011-09-12$10.09$10.09160,000
2011-09-09$10.02$10.02262,000
2011-09-08$10.37$10.37209,600
2011-09-07$10.47$10.46240,000
2011-09-06$10.31$10.31355,600
2011-09-02$10.15$10.14253,200
2011-09-01$10.45$10.44418,800
2011-08-31$10.57$10.56371,600
2011-08-30$10.36$10.36522,800
2011-08-29$10.17$10.17299,600
2011-08-26$9.79$9.79351,200
2011-08-25$9.62$9.62244,000
2011-08-24$9.88$9.88246,800
2011-08-23$9.85$9.85460,400
2011-08-22$9.40$9.40188,000
2011-08-19$9.28$9.28370,800
2011-08-18$9.27$9.27326,400
2011-08-17$9.63$9.63240,000
2011-08-16$9.70$9.70366,000
2011-08-15$9.89$9.89238,000
2011-08-12$9.87$9.87257,600
2011-08-11$9.96$9.96766,800
2011-08-10$9.66$9.66367,600
2011-08-09$10.26$10.26797,200
2011-08-08$9.74$9.74492,400
2011-08-05$9.99$9.99262,800
2011-08-04$9.94$9.94242,000
2011-08-03$10.38$10.38163,600
2011-08-02$10.17$10.17160,400
2011-08-01$10.47$10.46258,400
2011-07-29$10.45$10.45240,800
2011-07-28$10.70$10.70199,200
2011-07-27$10.58$10.58224,400
2011-07-26$11.02$11.02302,000
2011-07-25$11.27$11.26205,600
2011-07-22$11.52$11.52218,000
2011-07-21$11.72$11.72186,800
2011-07-20$11.15$11.1484,000
2011-07-19$11.33$11.3291,600
2011-07-18$11.02$11.0250,400
2011-07-15$11.25$11.25108,800
2011-07-14$11.10$11.10114,800
2011-07-13$11.41$11.4173,200
2011-07-12$11.21$11.21132,400
2011-07-11$11.22$11.2189,600
2011-07-08$11.31$11.3198,000
2011-07-07$11.38$11.38100,400
2011-07-06$11.14$11.14148,000
2011-07-05$11.09$11.09140,800
2011-07-01$11.08$11.08241,200
2011-06-30$10.88$10.88132,000
2011-06-29$10.78$10.78141,200
2011-06-28$10.97$10.97118,000
2011-06-27$10.81$10.81218,800
2011-06-24$10.28$10.28313,600
2011-06-23$10.42$10.42106,400
2011-06-22$10.50$10.5071,600
2011-06-21$10.72$10.72151,600
2011-06-20$10.56$10.56120,800
2011-06-17$10.51$10.51302,000
2011-06-16$10.55$10.55186,400
2011-06-15$10.26$10.25210,400
2011-06-14$10.52$10.52171,600
2011-06-13$10.20$10.20174,400
2011-06-10$10.36$10.36160,400
2011-06-09$10.42$10.42178,800
2011-06-08$10.27$10.26295,600
2011-06-07$10.24$10.24242,000
2011-06-06$10.22$10.22196,400
2011-06-03$10.28$10.28204,000
2011-06-02$10.53$10.53214,000
2011-06-01$10.46$10.46488,000
2011-05-31$10.72$10.72426,800
2011-05-27$10.35$10.35150,000
2011-05-26$10.22$10.22187,600
2011-05-25$10.12$10.12222,800
2011-05-24$10.00$10.00284,000
2011-05-23$10.05$10.05228,400
2011-05-20$10.29$10.29240,400
2011-05-19$10.30$10.30268,800
2011-05-18$10.28$10.28244,400
2011-05-17$10.19$10.18217,600
2011-05-16$10.09$10.09251,200
2011-05-13$10.35$10.35441,600
2011-05-12$10.36$10.36175,200
2011-05-11$10.14$10.14306,400
2011-05-10$10.62$10.6288,000
2011-05-09$10.40$10.4096,000
2011-05-06$10.38$10.37160,000
2011-05-05$10.46$10.46187,200
2011-05-04$10.49$10.49177,200
2011-05-03$10.50$10.50164,000
2011-05-02$10.49$10.48208,000
2011-04-29$10.73$10.73288,000
2011-04-28$10.62$10.62336,000
2011-04-27$10.56$10.56316,000
2011-04-26$10.59$10.59341,600
2011-04-25$10.84$10.84172,000
2011-04-21$10.95$10.95311,600
2011-04-20$10.68$10.68168,800
2011-04-19$10.50$10.50263,600
2011-04-18$10.51$10.51306,800
2011-04-15$10.72$10.72166,400
2011-04-14$10.65$10.65157,600
2011-04-13$10.44$10.44218,000
2011-04-12$10.58$10.58108,400
2011-04-11$10.82$10.8269,600
2011-04-08$10.90$10.90134,000
2011-04-07$11.18$11.1885,600
2011-04-06$11.29$11.29146,000
2011-04-05$11.19$11.19145,600
2011-04-04$11.29$11.29147,600
2011-04-01$11.19$11.1990,000
2011-03-31$11.15$11.15199,600
2011-03-30$11.22$11.22196,800
2011-03-29$11.12$11.12177,200
2011-03-28$10.96$10.96226,400
2011-03-25$10.87$10.87300,800
2011-03-24$10.92$10.9288,000
2011-03-23$10.86$10.86162,000
2011-03-22$10.64$10.64256,800
2011-03-21$10.64$10.64206,400
2011-03-18$10.25$10.25454,400
2011-03-17$9.99$9.98350,400
2011-03-16$9.81$9.81436,800
2011-03-15$9.75$9.75262,800
2011-03-14$9.67$9.67262,400
2011-03-11$9.61$9.60208,800
2011-03-10$9.52$9.52233,200
2011-03-09$9.89$9.89201,200
2011-03-08$9.80$9.80153,200
2011-03-07$9.54$9.54222,000
2011-03-04$9.81$9.80206,400
2011-03-03$9.89$9.89225,200
2011-03-02$9.78$9.77434,400
2011-03-01$9.73$9.73452,000
2011-02-28$9.84$9.84272,000
2011-02-25$9.76$9.76158,000
2011-02-24$9.53$9.53162,800
2011-02-23$9.50$9.50221,200
2011-02-22$9.57$9.57988,800
2011-02-18$9.70$9.70252,400
2011-02-17$9.57$9.57120,400
2011-02-16$9.55$9.55162,800
2011-02-15$9.36$9.36318,000
2011-02-14$9.69$9.69236,000
2011-02-11$9.43$9.4375,600
2011-02-10$9.23$9.23100,000
2011-02-09$9.30$9.30228,800
2011-02-08$9.37$9.3786,800
2011-02-07$9.38$9.37140,000
2011-02-04$9.34$9.3487,200
2011-02-03$9.45$9.45132,800
2011-02-02$9.26$9.2654,000
2011-02-01$9.36$9.36113,600
2011-01-31$9.18$9.18175,600
2011-01-28$9.29$9.29223,200
2011-01-27$9.37$9.37143,600
2011-01-26$9.39$9.39226,400
2011-01-25$9.15$9.15131,200
2011-01-24$9.00$9.00143,200
2011-01-21$8.98$8.98178,800
2011-01-20$9.04$9.03162,000
2011-01-19$9.15$9.15145,600
2011-01-18$9.38$9.38145,600
2011-01-14$9.35$9.35298,800
2011-01-13$9.21$9.21167,600
2011-01-12$9.35$9.35119,200
2011-01-11$9.35$9.35153,600
2011-01-10$9.33$9.33173,600
2011-01-07$9.40$9.40151,600
2011-01-06$9.60$9.60102,800
2011-01-05$9.69$9.69390,000
2011-01-04$9.39$9.39116,000
2011-01-03$9.73$9.73394,400