Clean Harbors Inc (CLH) — Price History
As of 2026-08-07 — refreshed nightly from the Closelook data lake. Diary readings, not advice.
Daily prices
| Date | Open | High | Low | Close | Chg % | Volume |
|---|---|---|---|---|---|---|
| 2026-08-07 | 307.50 | 310.21 | 306.53 | 308.17 | +0.17% | 345,700 |
| 2026-08-06 | 311.93 | 315.51 | 307.47 | 307.64 | -0.52% | 315,800 |
| 2026-08-05 | 312.63 | 315.26 | 306.13 | 309.24 | -0.44% | 407,300 |
| 2026-08-04 | 309.74 | 311.85 | 303.46 | 310.61 | -0.12% | 506,200 |
| 2026-08-03 | 313.16 | 317.03 | 310.69 | 310.98 | -0.61% | 417,200 |
| 2026-07-31 | 316.99 | 317.74 | 312.30 | 312.88 | -1.35% | 372,300 |
| 2026-07-30 | 327.05 | 327.09 | 310.60 | 317.15 | -2.82% | 724,200 |
| 2026-07-29 | 330.97 | 335.94 | 320.54 | 326.34 | +7.47% | 1,490,200 |
| 2026-07-28 | 304.54 | 306.35 | 299.84 | 303.67 | +0.64% | 677,100 |
| 2026-07-27 | 306.76 | 311.31 | 299.86 | 301.75 | -0.66% | 511,900 |
| 2026-07-24 | 306.70 | 309.49 | 303.60 | 303.74 | -0.89% | 418,400 |
| 2026-07-23 | 305.94 | 308.86 | 304.43 | 306.47 | +0.07% | 310,500 |
| 2026-07-22 | 305.71 | 309.56 | 305.46 | 306.27 | +0.36% | 297,100 |
| 2026-07-21 | 307.83 | 308.41 | 299.16 | 305.16 | -1.63% | 406,800 |
| 2026-07-20 | 312.42 | 314.88 | 309.59 | 310.22 | -0.12% | 439,500 |
| 2026-07-17 | 310.74 | 311.99 | 307.17 | 310.58 | +0.00% | 846,900 |
| 2026-07-16 | 304.87 | 311.36 | 302.62 | 310.57 | +2.37% | 490,400 |
| 2026-07-15 | 304.72 | 305.90 | 301.85 | 303.37 | -0.59% | 323,900 |
| 2026-07-14 | 303.70 | 307.47 | 301.41 | 305.16 | +0.50% | 339,600 |
| 2026-07-13 | 304.72 | 308.47 | 303.36 | 303.64 | -0.16% | 350,200 |
| 2026-07-10 | 303.44 | 304.97 | 301.53 | 304.13 | +0.74% | 354,700 |
| 2026-07-09 | 300.01 | 304.50 | 298.89 | 301.91 | +0.32% | 464,900 |
| 2026-07-08 | 298.05 | 301.54 | 295.34 | 300.96 | +1.02% | 391,600 |
| 2026-07-07 | 296.23 | 298.74 | 293.06 | 297.93 | +1.14% | 230,300 |
| 2026-07-06 | 291.84 | 296.98 | 290.59 | 294.56 | +1.15% | 353,500 |
| 2026-07-02 | 292.23 | 293.21 | 286.17 | 291.20 | +0.16% | 426,800 |
| 2026-07-01 | 296.82 | 297.97 | 290.44 | 290.74 | -2.68% | 450,200 |
| 2026-06-30 | 299.52 | 300.81 | 295.93 | 298.75 | -0.35% | 453,500 |
| 2026-06-29 | 300.00 | 302.63 | 298.05 | 299.80 | -0.61% | 409,800 |
| 2026-06-26 | 300.00 | 302.53 | 297.62 | 301.65 | +0.75% | 712,600 |
| 2026-06-25 | 300.00 | 305.46 | 297.00 | 299.39 | +0.20% | 453,600 |
| 2026-06-24 | 291.54 | 299.84 | 287.72 | 298.78 | +3.07% | 550,300 |
| 2026-06-23 | 287.22 | 290.69 | 282.39 | 289.87 | +0.18% | 458,400 |
| 2026-06-22 | 287.41 | 292.82 | 285.88 | 289.36 | +0.26% | 390,300 |
| 2026-06-18 | 288.54 | 291.34 | 285.58 | 288.60 | +0.47% | 535,300 |
| 2026-06-17 | 288.94 | 292.93 | 286.33 | 287.25 | -1.16% | 454,800 |
| 2026-06-16 | 284.41 | 290.93 | 282.90 | 290.62 | +2.32% | 513,500 |
| 2026-06-15 | 289.23 | 294.31 | 283.21 | 284.03 | -1.30% | 531,300 |
| 2026-06-12 | 287.66 | 289.34 | 284.64 | 287.78 | +0.35% | 904,200 |
| 2026-06-11 | 290.19 | 292.80 | 285.70 | 286.78 | -0.64% | 331,800 |
| 2026-06-10 | 290.55 | 295.92 | 287.65 | 288.64 | +0.23% | 500,600 |
| 2026-06-09 | 280.45 | 290.05 | 279.96 | 287.99 | +3.46% | 512,800 |
| 2026-06-08 | 283.16 | 284.61 | 278.05 | 278.36 | -1.65% | 509,600 |
| 2026-06-05 | 287.42 | 289.74 | 282.27 | 283.03 | -1.35% | 371,400 |
| 2026-06-04 | 289.41 | 292.58 | 285.21 | 286.90 | +0.09% | 418,000 |
| 2026-06-03 | 276.10 | 286.99 | 276.07 | 286.63 | +3.86% | 483,600 |
| 2026-06-02 | 281.01 | 282.26 | 274.40 | 275.99 | -1.78% | 567,400 |
| 2026-06-01 | 281.10 | 283.17 | 280.00 | 281.00 | -0.01% | 443,700 |
| 2026-05-29 | 282.12 | 284.22 | 279.79 | 281.03 | +0.11% | 589,000 |
| 2026-05-28 | 285.11 | 285.11 | 279.23 | 280.71 | -0.72% | 436,700 |
| 2026-05-27 | 283.73 | 285.30 | 280.13 | 282.76 | -1.36% | 685,600 |
| 2026-05-26 | 287.77 | 290.41 | 283.67 | 286.67 | -0.09% | 417,400 |
| 2026-05-22 | 283.54 | 287.38 | 280.95 | 286.92 | +1.54% | 338,500 |
| 2026-05-21 | 287.75 | 287.75 | 282.06 | 282.56 | -3.03% | 606,900 |
| 2026-05-20 | 292.05 | 295.97 | 289.00 | 291.40 | -0.20% | 478,200 |
| 2026-05-19 | 301.68 | 303.26 | 291.44 | 291.98 | -3.22% | 870,400 |
| 2026-05-18 | 304.56 | 307.98 | 300.23 | 301.71 | -0.67% | 467,500 |
| 2026-05-15 | 307.79 | 308.66 | 301.68 | 303.76 | -1.50% | 711,600 |
| 2026-05-14 | 306.27 | 308.61 | 304.30 | 308.40 | +1.80% | 413,700 |
| 2026-05-13 | 297.37 | 303.97 | 295.14 | 302.95 | +2.21% | 463,600 |
| 2026-05-12 | 293.91 | 297.74 | 293.29 | 296.39 | +1.00% | 547,700 |
| 2026-05-11 | 291.88 | 295.26 | 289.87 | 293.45 | +0.79% | 445,900 |
| 2026-05-08 | 285.62 | 294.92 | 281.85 | 291.15 | +3.11% | 1,198,000 |
| 2026-05-07 | 290.94 | 292.72 | 280.63 | 282.37 | -1.95% | 1,409,700 |
| 2026-05-06 | 304.28 | 314.31 | 282.12 | 287.98 | -8.20% | 2,174,300 |
| 2026-05-05 | 309.03 | 313.70 | 305.09 | 313.70 | +1.05% | 431,200 |
| 2026-05-04 | 310.60 | 312.23 | 307.99 | 310.44 | -0.32% | 349,600 |
| 2026-05-01 | 314.07 | 314.07 | 309.47 | 311.43 | -0.40% | 250,000 |
| 2026-04-30 | 307.18 | 313.45 | 304.09 | 312.68 | +2.04% | 429,500 |
| 2026-04-29 | 306.59 | 307.22 | 303.77 | 306.44 | +0.08% | 328,200 |
| 2026-04-28 | 308.61 | 308.98 | 303.98 | 306.20 | -0.37% | 197,600 |
| 2026-04-27 | 308.72 | 310.65 | 306.28 | 307.33 | -0.54% | 395,100 |
| 2026-04-24 | 309.87 | 310.52 | 306.61 | 308.99 | -0.43% | 314,000 |
| 2026-04-23 | 305.73 | 310.35 | 304.19 | 310.32 | +1.94% | 278,200 |
| 2026-04-22 | 306.64 | 307.55 | 301.92 | 304.40 | -0.14% | 289,200 |
| 2026-04-21 | 303.93 | 305.24 | 302.13 | 304.82 | +0.40% | 303,400 |
| 2026-04-20 | 300.86 | 306.27 | 300.42 | 303.60 | +0.96% | 352,100 |
| 2026-04-17 | 297.19 | 302.96 | 294.92 | 300.70 | +1.37% | 661,000 |
| 2026-04-16 | 296.96 | 300.15 | 295.42 | 296.63 | +0.21% | 736,500 |
| 2026-04-15 | 303.88 | 304.15 | 295.11 | 296.00 | -2.76% | 523,400 |
| 2026-04-14 | 303.64 | 305.59 | 298.27 | 304.41 | +0.27% | 469,200 |
| 2026-04-13 | 302.23 | 306.89 | 300.89 | 303.60 | +0.45% | 532,500 |
| 2026-04-10 | 302.10 | 303.46 | 298.89 | 302.23 | +0.02% | 310,200 |
| 2026-04-09 | 301.52 | 303.81 | 298.96 | 302.16 | -0.14% | 842,300 |
| 2026-04-08 | 314.26 | 316.98 | 301.28 | 302.58 | +1.24% | 895,700 |
| 2026-04-07 | 299.60 | 302.25 | 297.08 | 298.86 | -0.26% | 300,300 |
| 2026-04-06 | 296.01 | 299.86 | 293.58 | 299.64 | +0.89% | 395,200 |
| 2026-04-02 | 286.53 | 299.55 | 286.21 | 297.00 | +2.40% | 495,000 |
| 2026-04-01 | 287.55 | 291.64 | 287.02 | 290.04 | +1.15% | 385,100 |
| 2026-03-31 | 282.88 | 288.89 | 277.58 | 286.73 | +2.49% | 556,300 |
| 2026-03-30 | 282.60 | 284.82 | 278.01 | 279.76 | +0.27% | 440,300 |
| 2026-03-27 | 281.96 | 282.87 | 277.99 | 279.00 | -1.36% | 296,100 |
| 2026-03-26 | 286.44 | 290.00 | 281.91 | 282.85 | -1.89% | 361,800 |
| 2026-03-25 | 288.02 | 292.02 | 281.76 | 288.29 | +1.08% | 379,100 |
| 2026-03-24 | 284.30 | 290.11 | 282.10 | 285.20 | -0.31% | 626,300 |
| 2026-03-23 | 280.94 | 288.50 | 280.00 | 286.10 | +3.70% | 568,800 |
| 2026-03-20 | 289.39 | 290.00 | 275.00 | 275.88 | -4.69% | 940,900 |
| 2026-03-19 | 288.80 | 292.92 | 287.50 | 289.46 | -0.53% | 495,700 |
| 2026-03-18 | 289.26 | 293.72 | 286.98 | 291.00 | +0.15% | 594,100 |
| 2026-03-17 | 290.89 | 294.71 | 290.00 | 290.55 | +0.41% | 516,400 |
| 2026-03-16 | 290.76 | 292.30 | 287.22 | 289.37 | +0.15% | 503,900 |
| 2026-03-13 | 291.43 | 291.66 | 284.67 | 288.93 | -0.17% | 449,000 |
| 2026-03-12 | 288.68 | 292.78 | 287.10 | 289.41 | -0.04% | 488,400 |
| 2026-03-11 | 285.25 | 290.84 | 283.20 | 289.53 | +1.22% | 467,700 |
| 2026-03-10 | 284.34 | 289.17 | 281.61 | 286.03 | +0.05% | 424,435 |
| 2026-03-09 | 280.60 | 286.05 | 275.80 | 285.90 | +1.04% | 630,274 |
| 2026-03-06 | 287.00 | 287.85 | 281.79 | 282.97 | -2.34% | 489,000 |
| 2026-03-05 | 290.57 | 292.95 | 286.01 | 289.74 | -1.11% | 607,400 |
| 2026-03-04 | 297.74 | 297.83 | 290.82 | 293.00 | -1.40% | 543,300 |
| 2026-03-03 | 291.12 | 298.12 | 287.07 | 297.15 | +0.04% | 488,200 |
| 2026-03-02 | 291.25 | 297.60 | 287.59 | 297.02 | +1.30% | 532,800 |
| 2026-02-27 | 291.10 | 294.94 | 287.85 | 293.20 | +0.23% | 553,000 |
| 2026-02-26 | 288.33 | 293.11 | 284.28 | 292.53 | +2.27% | 589,600 |
| 2026-02-25 | 285.00 | 288.80 | 280.67 | 286.04 | +0.48% | 646,700 |
| 2026-02-24 | 281.56 | 285.30 | 279.41 | 284.66 | +1.37% | 551,700 |
| 2026-02-23 | 279.05 | 282.10 | 276.88 | 280.82 | -1.36% | 425,200 |
| 2026-02-20 | 282.07 | 288.81 | 281.06 | 284.69 | +1.19% | 813,600 |
| 2026-02-19 | 274.40 | 286.00 | 273.08 | 281.34 | +1.84% | 750,900 |
| 2026-02-18 | 277.34 | 286.45 | 275.58 | 276.25 | +2.66% | 1,096,200 |
| 2026-02-17 | 273.91 | 273.91 | 265.76 | 269.08 | -1.73% | 1,053,900 |
| 2026-02-13 | 266.71 | 276.36 | 266.71 | 273.82 | +2.59% | 707,600 |
| 2026-02-12 | 275.05 | 275.40 | 265.95 | 266.91 | -2.80% | 295,800 |
| 2026-02-11 | 269.34 | 276.50 | 267.37 | 274.60 | +2.46% | 471,848 |
| 2026-02-10 | 268.28 | 273.28 | 266.52 | 268.00 | +0.14% | 523,296 |
| 2026-02-09 | 265.75 | 269.70 | 264.73 | 267.62 | +0.62% | 440,922 |
| 2026-02-06 | 264.15 | 267.79 | 262.80 | 265.98 | +1.45% | 497,100 |
| 2026-02-05 | 261.50 | 263.98 | 258.80 | 262.19 | +0.48% | 519,300 |
| 2026-02-04 | 261.73 | 264.65 | 260.11 | 260.95 | -0.21% | 469,600 |
| 2026-02-03 | 259.82 | 263.64 | 256.44 | 261.49 | +0.04% | 457,200 |
| 2026-02-02 | 259.91 | 262.81 | 257.18 | 261.38 | +0.57% | 439,300 |
| 2026-01-30 | 255.60 | 260.71 | 254.43 | 259.91 | +0.68% | 352,500 |
| 2026-01-29 | 260.15 | 260.31 | 255.23 | 258.16 | -0.19% | 302,800 |
| 2026-01-28 | 259.82 | 260.41 | 255.71 | 258.65 | -0.73% | 555,700 |
| 2026-01-27 | 260.62 | 261.51 | 258.95 | 260.55 | +0.10% | 236,400 |
| 2026-01-26 | 261.03 | 261.53 | 259.08 | 260.29 | +0.30% | 307,400 |
| 2026-01-23 | 261.50 | 261.63 | 258.79 | 259.51 | -0.75% | 257,700 |
| 2026-01-22 | 262.63 | 263.50 | 258.12 | 261.46 | -0.03% | 529,200 |
| 2026-01-21 | 257.50 | 264.26 | 256.68 | 261.54 | +2.04% | 404,800 |
| 2026-01-20 | 261.44 | 261.44 | 255.67 | 256.31 | -2.94% | 475,700 |
| 2026-01-16 | 264.13 | 265.69 | 260.25 | 264.08 | -1.09% | 514,300 |
| 2026-01-15 | 259.92 | 268.22 | 258.04 | 267.00 | +3.09% | 850,700 |
| 2026-01-14 | 253.36 | 259.32 | 253.36 | 259.00 | +1.94% | 439,812 |
| 2026-01-13 | 255.66 | 256.34 | 252.34 | 254.08 | -0.59% | 447,589 |
| 2026-01-12 | 253.00 | 257.43 | 250.81 | 255.59 | +0.86% | 500,329 |
| 2026-01-09 | 247.73 | 254.45 | 247.50 | 253.42 | +2.40% | 673,600 |
| 2026-01-08 | 242.79 | 249.91 | 242.62 | 247.49 | +1.76% | 369,700 |
| 2026-01-07 | 245.65 | 249.39 | 242.38 | 243.20 | -0.70% | 297,300 |
| 2026-01-06 | 242.77 | 246.96 | 240.97 | 244.91 | +0.32% | 425,700 |
| 2026-01-05 | 243.29 | 245.60 | 240.29 | 244.14 | +0.29% | 348,300 |
| 2026-01-02 | 234.18 | 244.84 | 233.73 | 243.44 | +3.82% | 453,400 |
| 2025-12-31 | 237.10 | 238.10 | 233.49 | 234.48 | -1.39% | 201,300 |
| 2025-12-30 | 239.59 | 240.03 | 237.63 | 237.78 | -1.01% | 161,100 |
| 2025-12-29 | 241.08 | 241.23 | 239.00 | 240.21 | -0.26% | 211,500 |
| 2025-12-26 | 240.35 | 241.33 | 239.23 | 240.83 | +0.27% | 102,900 |
| 2025-12-24 | 240.30 | 241.45 | 238.98 | 240.19 | +0.16% | 187,600 |
| 2025-12-23 | 239.54 | 241.81 | 238.24 | 239.80 | +0.33% | 256,100 |
| 2025-12-22 | 239.70 | 241.85 | 237.81 | 239.00 | -0.13% | 527,300 |
| 2025-12-19 | 238.86 | 242.06 | 238.29 | 239.30 | +0.24% | 735,800 |
| 2025-12-18 | 239.19 | 242.49 | 237.77 | 238.73 | +0.38% | 343,500 |
| 2025-12-17 | 238.91 | 241.72 | 237.62 | 237.82 | -0.92% | 243,500 |
| 2025-12-16 | 241.06 | 241.99 | 239.35 | 240.02 | -0.29% | 368,100 |
| 2025-12-15 | 242.50 | 242.89 | 239.32 | 240.71 | -0.47% | 540,200 |
| 2025-12-12 | 243.10 | 243.10 | 240.15 | 241.84 | +0.06% | 308,700 |
| 2025-12-11 | 239.54 | 243.52 | 239.54 | 241.70 | +1.22% | 342,700 |
| 2025-12-10 | 237.20 | 240.28 | 235.12 | 238.79 | +0.65% | 393,900 |
| 2025-12-09 | 239.49 | 241.40 | 237.04 | 237.25 | -0.73% | 578,928 |
| 2025-12-08 | 237.39 | 240.23 | 236.19 | 238.99 | +0.69% | 497,962 |
| 2025-12-05 | 236.47 | 238.07 | 234.10 | 237.36 | +0.42% | 339,300 |
| 2025-12-04 | 237.32 | 238.83 | 235.25 | 236.36 | -0.27% | 364,300 |
| 2025-12-03 | 239.00 | 240.00 | 233.82 | 237.01 | -1.06% | 687,500 |
| 2025-12-02 | 229.61 | 242.18 | 228.58 | 239.55 | +4.82% | 1,324,000 |
| 2025-12-01 | 226.56 | 231.86 | 226.56 | 228.54 | +0.43% | 841,500 |
| 2025-11-28 | 228.07 | 229.25 | 225.65 | 227.56 | +0.21% | 253,500 |
| 2025-11-26 | 224.24 | 228.59 | 222.10 | 227.08 | +1.44% | 590,100 |
| 2025-11-25 | 215.67 | 225.24 | 213.85 | 223.86 | +4.09% | 864,844 |
| 2025-11-24 | 215.96 | 218.14 | 214.52 | 215.06 | -0.91% | 637,244 |
| 2025-11-21 | 210.78 | 217.27 | 209.57 | 217.04 | +3.79% | 836,600 |
| 2025-11-20 | 213.00 | 213.68 | 207.00 | 209.12 | -1.44% | 732,200 |
| 2025-11-19 | 209.50 | 213.38 | 207.16 | 212.18 | +1.39% | 905,600 |
| 2025-11-18 | 201.70 | 209.82 | 201.34 | 209.28 | +3.74% | 636,600 |
| 2025-11-17 | 205.05 | 206.53 | 201.45 | 201.73 | -2.00% | 363,300 |
| 2025-11-14 | 202.59 | 206.66 | 202.59 | 205.85 | +0.76% | 493,600 |
| 2025-11-13 | 207.24 | 209.36 | 203.88 | 204.29 | -1.74% | 521,300 |
| 2025-11-12 | 207.82 | 209.96 | 207.18 | 207.90 | +0.28% | 627,300 |
| 2025-11-11 | 207.42 | 208.78 | 204.94 | 207.31 | +0.14% | 354,300 |
| 2025-11-10 | 207.23 | 209.24 | 203.98 | 207.02 | -0.44% | 614,800 |
| 2025-11-07 | 205.02 | 208.58 | 203.40 | 207.93 | +1.37% | 608,700 |
| 2025-11-06 | 206.52 | 208.31 | 203.74 | 205.12 | -0.87% | 568,600 |
| 2025-11-05 | 207.84 | 209.75 | 206.20 | 206.93 | -0.89% | 527,300 |
| 2025-11-04 | 209.77 | 209.94 | 205.84 | 208.79 | +0.04% | 443,700 |
| 2025-11-03 | 210.72 | 210.74 | 206.13 | 208.71 | -0.86% | 706,600 |
| 2025-10-31 | 213.79 | 215.00 | 207.89 | 210.51 | -2.23% | 1,267,400 |
| 2025-10-30 | 217.30 | 221.95 | 212.31 | 215.31 | -1.20% | 1,289,200 |
| 2025-10-29 | 213.47 | 228.34 | 212.95 | 217.92 | -11.48% | 2,608,500 |
| 2025-10-28 | 240.52 | 248.07 | 238.85 | 246.19 | +1.64% | 638,100 |
| 2025-10-27 | 245.38 | 247.00 | 240.90 | 242.22 | -1.28% | 489,900 |
| 2025-10-24 | 245.08 | 247.60 | 243.01 | 245.36 | +0.73% | 534,400 |
| 2025-10-23 | 237.26 | 243.92 | 235.64 | 243.59 | +3.02% | 482,300 |
| 2025-10-22 | 240.01 | 242.66 | 236.31 | 236.44 | -1.25% | 398,100 |
| 2025-10-21 | 243.04 | 243.04 | 239.31 | 239.44 | -1.62% | 330,400 |
| 2025-10-20 | 237.55 | 244.05 | 237.55 | 243.38 | +2.61% | 729,700 |
| 2025-10-17 | 232.40 | 237.24 | 231.09 | 237.20 | +2.20% | 638,000 |
| 2025-10-16 | 232.36 | 232.93 | 228.64 | 232.10 | +0.11% | 592,900 |
| 2025-10-15 | 236.17 | 238.51 | 228.42 | 231.85 | -1.75% | 551,300 |
| 2025-10-14 | 235.81 | 239.26 | 234.43 | 235.99 | -0.41% | 450,700 |
| 2025-10-13 | 233.85 | 237.74 | 232.44 | 236.97 | +1.29% | 657,000 |
| 2025-10-10 | 232.60 | 235.43 | 229.73 | 233.95 | +0.74% | 737,300 |
| 2025-10-09 | 234.99 | 237.40 | 228.63 | 232.22 | -1.39% | 772,100 |
| 2025-10-08 | 233.08 | 235.64 | 231.31 | 235.50 | +1.51% | 358,800 |
| 2025-10-07 | 232.29 | 232.66 | 228.71 | 232.00 | -0.12% | 717,100 |
| 2025-10-06 | 228.70 | 232.74 | 226.67 | 232.28 | +1.73% | 473,300 |
| 2025-10-03 | 228.01 | 230.09 | 226.23 | 228.34 | +0.43% | 283,400 |
| 2025-10-02 | 227.33 | 229.71 | 226.49 | 227.37 | -0.31% | 376,900 |
| 2025-10-01 | 230.73 | 231.65 | 227.81 | 228.08 | -1.78% | 449,400 |
| 2025-09-30 | 233.25 | 234.37 | 229.49 | 232.22 | -0.53% | 454,100 |
| 2025-09-29 | 232.09 | 233.49 | 229.90 | 233.46 | +0.65% | 335,400 |
| 2025-09-26 | 233.16 | 234.01 | 230.71 | 231.95 | +0.07% | 377,900 |
| 2025-09-25 | 232.81 | 233.62 | 231.17 | 231.78 | -0.53% | 435,500 |
| 2025-09-24 | 236.07 | 236.97 | 232.94 | 233.01 | -1.33% | 316,000 |
| 2025-09-23 | 237.74 | 239.22 | 234.81 | 236.14 | -0.36% | 223,188 |
| 2025-09-22 | 235.17 | 237.71 | 233.46 | 236.99 | +1.04% | 229,050 |
| 2025-09-19 | 237.37 | 237.37 | 232.44 | 234.56 | -1.09% | 831,500 |
| 2025-09-18 | 236.78 | 238.66 | 234.83 | 237.14 | +0.34% | 296,900 |
| 2025-09-17 | 235.40 | 239.06 | 233.33 | 236.34 | +0.40% | 458,100 |
| 2025-09-16 | 234.71 | 235.48 | 231.44 | 235.41 | +0.23% | 456,400 |
| 2025-09-15 | 236.35 | 237.26 | 234.00 | 234.87 | -0.49% | 249,600 |
| 2025-09-12 | 238.36 | 238.36 | 234.74 | 236.03 | -1.04% | 242,700 |
| 2025-09-11 | 234.00 | 239.08 | 234.00 | 238.50 | +1.76% | 261,700 |
| 2025-09-10 | 236.00 | 237.37 | 232.89 | 234.38 | -0.90% | 341,100 |
| 2025-09-09 | 238.12 | 238.12 | 234.63 | 236.50 | -0.76% | 286,300 |
| 2025-09-08 | 236.70 | 239.62 | 234.85 | 238.32 | +0.88% | 539,600 |
| 2025-09-05 | 246.00 | 247.19 | 235.75 | 236.25 | -3.62% | 869,900 |
| 2025-09-04 | 241.09 | 245.53 | 240.65 | 245.13 | +1.74% | 266,300 |
| 2025-09-03 | 239.58 | 241.05 | 238.87 | 240.94 | +0.03% | 270,300 |
| 2025-09-02 | 240.58 | 241.53 | 237.00 | 240.87 | -0.55% | 187,900 |
| 2025-08-29 | 243.73 | 246.52 | 240.94 | 242.21 | -0.60% | 436,100 |
| 2025-08-28 | 244.99 | 245.64 | 242.59 | 243.68 | -0.79% | 236,700 |
| 2025-08-27 | 243.89 | 246.80 | 243.89 | 245.61 | +0.53% | 273,600 |
| 2025-08-26 | 244.13 | 246.43 | 244.00 | 244.32 | +0.00% | 310,600 |
| 2025-08-25 | 247.95 | 248.83 | 244.11 | 244.31 | -1.68% | 197,100 |
| 2025-08-22 | 245.81 | 249.50 | 244.84 | 248.49 | +1.61% | 219,500 |
| 2025-08-21 | 242.98 | 246.05 | 242.28 | 244.56 | +0.24% | 263,800 |
| 2025-08-20 | 245.39 | 245.99 | 243.03 | 243.98 | -0.43% | 300,600 |
| 2025-08-19 | 242.15 | 245.43 | 242.15 | 245.04 | +1.08% | 205,600 |
| 2025-08-18 | 243.35 | 244.10 | 241.64 | 242.43 | -0.29% | 209,400 |
| 2025-08-15 | 246.86 | 248.48 | 243.11 | 243.13 | -1.59% | 298,500 |
| 2025-08-14 | 250.18 | 251.06 | 245.22 | 247.05 | -1.35% | 454,400 |
| 2025-08-13 | 246.42 | 251.43 | 246.22 | 250.43 | +2.19% | 543,400 |
| 2025-08-12 | 239.01 | 245.23 | 238.33 | 245.06 | +2.95% | 365,100 |
| 2025-08-11 | 237.02 | 238.69 | 236.72 | 238.03 | +0.33% | 246,100 |
Most recent 250 sessions, newest first.
Seasonal returns
Best month historically: Nov (+7.29%). Worst month: Oct (-2.87%). Based on 5 years of daily data (2022–2026).
FAQ · from the current price data · as of 2026-08-07
Quick answers
What is Clean Harbors Inc's (CLH) latest close?
308.17 on 2026-08-07, from the Closelook data lake's daily price record.
What is CLH's 52-week high and low?
335.94 high and 201.34 low over the trailing 52 weeks, as of 2026-08-07.
What is Clean Harbors Inc's strongest and weakest month historically?
Historically, CLH's strongest calendar month has been Nov (average +7.29%) and its weakest Oct (average -2.87%), based on 5 years of daily data (2022–2026).
How many years of seasonality does this cover?
5 years (2022–2026), computed from 965 daily bars in the Closelook data lake.