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Clean Harbors Inc (CLH) stock

CLHNYSEHazardous Waste ManagementFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Oct 28, 2026Score 13/3046% above fair value
$302.12−7.21 (-2.33%)

Close on Oct 30, 2026Market cap $15.95BP/E 36.6Yield –

Price history

Clean Harbors share prices for every month, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$302.12
-2.33% on the day
52-week range
$201.34 – $335.94
-10.1% from the high
Change over 52 weeks
+40.3%
From $215.31 on Oct 30, 2025
Average volume
446,521
Shares a day, last 90 sessions
MonthOpenHighLowCloseChangeVolume
Oct 2026$310.00$327.46$300.84$302.12-2.61%10,368,561
Sep 2026$316.27$325.92$308.47$310.23-1.59%8,022,535
Aug 2026$313.16$328.68$303.46$315.25+0.76%9,095,276
Jul 2026$296.82$335.94$286.17$312.88+4.73%10,670,956
Jun 2026$281.10$305.46$274.40$298.75+6.31%10,506,950
May 2026$314.07$314.31$279.23$281.03-10.12%13,285,734
Apr 2026$287.55$316.98$286.21$312.68+9.05%9,433,817
Mar 2026$291.25$298.12$275.00$286.73-2.21%11,401,371
Feb 2026$259.91$294.94$256.44$293.20+12.81%11,303,311
Jan 2026$234.18$268.22$233.73$259.91+10.85%8,743,214
Dec 2025$226.56$243.52$226.56$234.48+3.04%9,557,899
Nov 2025$210.72$229.25$201.34$227.56+8.10%11,286,488
Oct 2025$230.73$248.07$207.89$210.51-9.35%15,826,500
Sep 2025$240.58$247.19$229.49$232.22-4.12%7,929,671
Aug 2025$234.32$251.43$231.44$242.21+2.71%7,225,170
Jul 2025$229.85$239.34$218.46$235.81+2.00%8,977,828
Jun 2025$225.56$233.37$220.96$231.18+1.94%6,601,379
May 2025$218.01$235.43$216.08$226.79+6.01%6,538,976
Apr 2025$196.66$214.57$178.29$213.94+8.54%11,650,471
Mar 2025$214.10$215.86$186.54$197.10-7.70%10,197,772
Feb 2025$228.47$238.24$209.28$213.55-8.35%10,854,752
Jan 2025$231.35$247.51$226.41$233.00+1.24%6,628,643
Dec 2024$260.51$260.66$226.01$230.14-11.52%6,195,283
Nov 2024$232.99$265.72$232.31$260.09+12.47%6,523,990
Oct 2024$241.38$267.11$220.10$231.26-4.32%6,480,085
Sep 2024$244.21$251.65$231.22$241.71-1.70%4,183,490
Aug 2024$241.28$247.24$220.00$245.90+3.00%5,349,524
Jul 2024$227.51$240.45$217.36$238.73+5.56%6,867,426
Jun 2024$218.10$231.15$211.55$226.15+4.41%6,063,591
May 2024$192.51$218.72$192.51$216.59+14.33%6,463,621
Apr 2024$200.75$204.06$189.32$189.45-5.89%6,227,123
Mar 2024$182.25$202.58$180.37$201.31+10.55%6,090,077
Feb 2024$168.77$189.06$167.86$182.10+8.42%7,131,841
Jan 2024$173.26$174.55$161.39$167.96-3.75%7,139,345
Dec 2023$161.73$179.49$161.73$174.51+7.95%6,129,236
Nov 2023$141.00$168.38$132.92$161.66+5.20%7,926,438
Oct 2023$167.14$167.78$150.34$153.67-8.18%5,032,757
Sep 2023$170.31$174.46$162.54$167.36-1.17%5,471,639
Aug 2023$166.47$178.33$164.38$169.34+1.85%7,068,224
Jul 2023$163.49$172.54$160.37$166.26+1.11%7,026,251
Jun 2023$141.10$164.80$140.69$164.43+17.12%8,689,963
May 2023$145.16$147.76$129.70$140.40-3.28%8,979,040
Apr 2023$141.80$146.05$132.96$145.16+1.82%6,173,913
Mar 2023$129.87$144.20$125.57$142.56+7.94%11,889,640
Feb 2023$129.09$136.74$128.01$132.07+1.36%6,939,985
Jan 2023$114.92$131.08$110.96$130.30+14.18%5,589,574
Dec 2022$120.97$125.41$109.36$114.12-4.90%6,290,885
Nov 2022$123.72$123.80$110.06$120.00-2.01%9,750,332
Oct 2022$111.45$123.98$109.07$122.46+11.35%8,421,575
Sep 2022$116.52$124.49$106.71$109.98-6.34%9,302,991
Aug 2022$96.77$124.33$95.49$117.42+20.32%9,198,177
Jul 2022$87.83$98.37$83.56$97.59+11.32%4,491,938
Jun 2022$93.81$100.15$81.56$87.67-6.13%6,611,090
May 2022$104.38$105.02$85.67$93.40-10.99%9,993,203
Apr 2022$112.08$115.00$103.15$104.93-6.01%7,617,376
Mar 2022$95.50$113.71$93.41$111.64+16.99%13,449,190
Feb 2022$93.09$102.00$88.80$95.43+3.11%8,878,722
Jan 2022$100.11$101.37$87.11$92.55-7.24%6,673,810
Dec 2021$103.49$103.69$90.25$99.77-1.65%8,201,405
Nov 2021$113.35$118.89$100.82$101.44-9.86%7,565,898

Seasonality

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average3.5%2.1%-0.3%2.2%1.2%3.6%4.0%4.9%-0.8%-1.4%5.1%-2.3%
Months up6 of 107 of 104 of 107 of 106 of 108 of 109 of 108 of 104 of 103 of 106 of 95 of 9
202610.8%12.8%-2.2%9.1%-10.1%6.3%4.7%0.8%-1.6%-2.6%
20251.2%-8.3%-7.7%8.5%6.0%1.9%2.0%2.7%-4.1%-9.3%8.1%3.0%
2024-3.8%8.4%10.5%-5.9%14.3%4.4%5.6%3.0%-1.7%-4.3%12.5%-11.5%
202314.2%1.4%7.9%1.8%-3.3%17.1%1.1%1.9%-1.2%-8.2%5.2%7.9%
2022-7.2%3.1%17.0%-6.0%-11.0%-6.1%11.3%20.3%-6.3%11.3%-2.0%-4.9%
20211.8%9.9%-1.3%5.8%4.7%0.0%2.0%8.0%1.2%8.3%-9.9%-1.6%
2020-4.1%-15.4%-26.2%4.1%11.2%1.0%-0.6%2.5%-8.3%-5.5%36.6%5.2%
201920.0%14.8%5.2%6.2%-15.6%10.9%9.4%-5.5%5.0%6.8%0.2%3.8%
20182.1%-9.8%-2.2%-6.2%15.7%4.8%2.5%20.5%4.4%-4.9%-5.2%-23.5%
2017-0.3%4.4%-4.0%4.5%0.5%-4.4%1.7%-4.8%4.8%-5.6%0.7%0.6%