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Compass Minerals International Inc (CMP) stock

CMPNYSEMining & Quarrying of Nonmetallic Minerals (No Fuels)Fiscal year ends September 30
Financials through Q3 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 6, 2026Score 7/30100% above fair value
$22.53−0.52 (-2.26%)

Close on Nov 13, 2026Market cap $945.83MP/E 52.4Yield –

Price history

Compass Minerals International share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.

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Close, Nov 13, 2026
$22.53
-2.26% on the day
52-week range
$16.76 – $34.50
-34.7% from the high
Change over 52 weeks
+26.9%
From $17.76 on Nov 13, 2025
Average volume
397,526
Shares a day, last 90 sessions
DateOpenHighLowCloseChangeVolume
Nov 13, 2026$23.04$23.05$22.52$22.53-2.26%198,510
Nov 12, 2026$22.87$23.18$22.59$23.05-0.13%237,737
Nov 11, 2026$23.09$23.26$22.80$23.08+0.39%188,300
Nov 10, 2026$23.02$23.26$22.80$22.99-1.92%174,208
Nov 9, 2026$23.44$23.67$23.30$23.44+2.31%205,282
Nov 6, 2026$22.69$22.99$22.24$22.91+0.88%329,748
Nov 5, 2026$23.50$23.75$22.39$22.71-2.36%440,120
Nov 4, 2026$23.50$23.52$22.93$23.26+1.62%286,777
Nov 3, 2026$23.30$23.30$22.76$22.89-1.29%423,229
Nov 2, 2026$23.65$23.67$23.15$23.19-0.51%483,342
Oct 30, 2026$22.38$23.32$22.36$23.31+1.66%572,726
Oct 29, 2026$22.61$22.97$22.54$22.930.00%393,481
Oct 28, 2026$22.84$22.94$22.15$22.930.00%427,779
Oct 27, 2026$22.24$22.95$22.10$22.93+3.06%463,535
Oct 26, 2026$21.28$22.56$21.17$22.25+4.61%575,113
Oct 23, 2026$20.90$21.27$20.57$21.27+1.29%429,579
Oct 22, 2026$21.48$21.57$20.95$21.00-3.89%338,569
Oct 21, 2026$22.23$22.23$21.84$21.85-0.68%310,950
Oct 20, 2026$21.69$22.11$21.41$22.00+0.78%335,870
Oct 19, 2026$22.43$22.43$21.72$21.83-1.93%317,711
Oct 16, 2026$22.60$22.88$22.19$22.26-1.46%315,337
Oct 15, 2026$22.20$22.66$21.85$22.59+1.80%252,203
Oct 14, 2026$22.82$22.88$22.05$22.19-4.44%278,349
Oct 13, 2026$22.94$23.26$22.78$23.22+1.49%275,945
Oct 12, 2026$22.72$23.12$22.66$22.88+0.39%184,575
Oct 9, 2026$23.28$23.40$22.66$22.79-1.26%327,543
Oct 8, 2026$22.36$23.11$22.36$23.08+2.26%588,504
Oct 7, 2026$22.30$22.64$22.05$22.57-0.57%322,255
Oct 6, 2026$22.78$23.03$22.49$22.70+0.18%340,875
Oct 5, 2026$22.30$23.10$21.89$22.66+2.07%300,758

Seasonality

CMP return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average6.0%-3.5%-8.8%7.8%2.8%-3.5%7.0%-7.3%3.4%-3.4%3.2%-2.8%
Months up7 of 105 of 103 of 106 of 104 of 106 of 108 of 102 of 105 of 106 of 106 of 105 of 9
202627.2%0.9%-7.3%14.4%19.5%-2.5%-5.8%-15.3%-11.3%5.8%-3.3%
20253.6%-10.5%-11.0%44.7%42.9%4.6%-0.8%-4.4%0.8%-9.7%9.5%3.4%
2024-11.2%1.4%-30.5%-20.9%4.1%-20.3%28.8%-33.6%36.1%2.4%25.3%-27.1%
202313.8%-17.4%-10.7%-4.5%-3.1%7.6%11.4%-20.4%-6.8%-11.8%-1.5%4.9%
20224.5%9.8%7.4%-5.8%-24.0%-21.0%5.2%8.8%-4.5%2.6%12.2%-7.2%
2021-5.6%8.3%0.5%8.3%2.9%-14.3%15.7%-2.4%-2.7%1.9%-25.8%5.3%
2020-5.0%-4.6%-29.5%27.8%-0.5%1.2%4.5%13.2%4.3%1.7%4.6%-1.2%
201925.3%1.6%3.8%5.6%-9.9%7.7%1.6%-9.6%13.6%-0.0%-0.9%10.3%
20180.9%-16.3%0.0%11.6%-1.8%0.5%3.2%-6.8%7.4%-27.8%4.8%-16.8%
20176.7%-8.5%-10.5%-2.7%-1.7%1.8%5.7%-2.2%-2.8%1.1%7.4%3.6%

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