NYSE:CMP | Stock Price History | COMPASS MINERALS INTERNATIONAL 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
2003-12-12 to 2026-09-04
Data captured

Stock Price Chart

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

$7.99$14.34$25.73$46.17$82.84$148.662003-12-122026-08-27

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

Historical Stock Price

DateSplit-adjusted closeCumulative dividend-reinvested closeReported volumeOpen priceExchange Volume
2026-09-04$25.3713,448
2026-09-03$26.0110,124
2026-09-02$25.2320,829
2026-09-01$24.4619,427
2026-08-31$24.5518,714
2026-08-28$25.1223,207
2026-08-27$24.94$49.65399,300$24.4221,714
2026-08-26$24.65$49.07321,000$24.5414,197
2026-08-25$24.57$48.91395,400$24.6918,568
2026-08-24$24.50$48.77535,400$26.4427,760
2026-08-21$26.00$51.76575,500$25.2117,940
2026-08-20$24.62$49.01452,300$24.9722,585
2026-08-19$25.70$51.16504,500$25.2520,354
2026-08-18$24.72$49.21548,900$25.8943,558
2026-08-17$25.76$51.28332,700$26.5010,762
2026-08-14$26.37$52.49250,500$26.3310,019
2026-08-13$26.27$52.29369,000$26.6324,283
2026-08-12$26.63$53.01570,500$27.2238,585
2026-08-11$26.98$53.71475,700$26.7821,862
2026-08-10$27.02$53.79716,800$25.8540,972
2026-08-07$27.35$54.44793,700$26.0035,407
2026-08-06$25.66$51.081,874,200$28.25133,138
2026-08-05$30.03$59.78475,900$30.0527,154
2026-08-04$29.81$59.34500,500$29.4228,754
2026-08-03$28.76$57.25383,600$29.1619,048
2026-07-31$29.34$58.41292,900$29.8212,560
2026-07-30$29.78$59.28407,300$29.8530,361
2026-07-29$29.32$58.37469,600$29.2725,068
2026-07-28$29.69$59.10388,100$29.4219,436
2026-07-27$29.77$59.26250,000$29.589,846
2026-07-24$29.44$58.60290,300$29.6711,828
2026-07-23$29.84$59.40327,400$29.9824,717
2026-07-22$30.14$60.00359,400$30.0815,678
2026-07-21$29.91$59.54409,100$29.6819,002
2026-07-20$29.37$58.47211,400$29.489,993
2026-07-17$29.46$58.64296,400
2026-07-16$29.35$58.43343,200
2026-07-15$30.02$59.76257,800
2026-07-14$29.80$59.32283,800
2026-07-13$29.53$58.78291,000
2026-07-10$29.84$59.40246,400
2026-07-09$29.03$57.79360,700
2026-07-08$29.09$57.91461,600
2026-07-07$28.86$57.45377,400
2026-07-06$29.80$59.32319,000
2026-07-02$29.95$59.62442,400
2026-07-01$30.64$60.99562,300
2026-06-30$31.13$61.97455,100
2026-06-29$31.26$62.23508,000
2026-06-26$31.10$61.911,194,900
2026-06-25$29.60$58.92354,800
2026-06-24$28.66$57.05562,000
2026-06-23$28.12$55.98438,000
2026-06-22$28.87$57.47487,400
2026-06-18$30.58$60.87616,000
2026-06-17$31.09$61.89450,600
2026-06-16$31.08$61.87533,900
2026-06-15$31.08$61.87464,100
2026-06-12$31.46$62.63435,900
2026-06-11$30.21$60.14410,200
2026-06-10$28.95$57.63465,300
2026-06-09$29.32$58.37550,500
2026-06-08$29.81$59.34636,400
2026-06-05$29.63$58.98635,500
2026-06-04$31.37$62.45536,400
2026-06-03$32.64$64.97578,300
2026-06-02$33.32$66.331,143,500
2026-06-01$33.51$66.711,191,500
2026-05-29$31.92$63.54613,300
2026-05-28$32.48$64.66786,800
2026-05-27$31.70$63.10628,600
2026-05-26$31.52$62.74641,900
2026-05-22$30.59$60.89473,400
2026-05-21$29.84$59.40604,100
2026-05-20$29.49$58.70818,400
2026-05-19$28.22$56.18858,000
2026-05-18$28.97$57.67921,100
2026-05-15$29.35$58.43772,500
2026-05-14$30.14$60.001,027,200
2026-05-13$30.21$60.141,405,700
2026-05-12$29.43$58.581,382,000
2026-05-11$29.26$58.251,597,600
2026-05-08$27.93$55.60721,900
2026-05-07$28.24$56.221,217,900
2026-05-06$26.46$52.67489,800
2026-05-05$26.46$52.67571,400
2026-05-04$25.45$50.66431,100
2026-05-01$26.26$52.27489,900
2026-04-30$26.71$53.17722,400
2026-04-29$25.36$50.48431,300
2026-04-28$26.18$52.11630,400
2026-04-27$26.53$52.81613,800
2026-04-24$25.31$50.38341,200
2026-04-23$25.39$50.54428,500
2026-04-22$26.95$53.65863,200
2026-04-21$25.55$50.86613,000
2026-04-20$25.51$50.78433,000
2026-04-17$25.32$50.40492,300
2026-04-16$25.85$51.46488,000
2026-04-15$24.81$49.39396,400