NYSE : KOP
Koppers Holdings Inc. — Price history
Materials · Specialty Chemicals · United States
Last price 41.5 USD (Oct 30, 2026, 4:00 PM EDT) · Market cap 784.83M
Overview · Financial statements · Key statistics · Dividends · Company profile · Price history · Reports
Price history
Koppers Holdings Inc. (KOP) closed at 41.5 USD on 2026-10-30. Daily open, high, low, close and volume for recent sessions:
| Date | Open | High | Low | Close | Volume | Change |
|---|---|---|---|---|---|---|
| 2026-10-30 | 41.71 | 42 | 40.92 | 41.5 | 107,565 | -0.86% |
| 2026-10-29 | 42.51 | 42.841 | 41.665 | 41.86 | 101,661 | -0.52% |
| 2026-10-28 | 41.56 | 42.29 | 41.295 | 42.08 | 141,368 | +1.54% |
| 2026-10-27 | 40.13 | 41.8 | 39.871 | 41.44 | 173,170 | +4.04% |
| 2026-10-26 | 40.27 | 41.13 | 39.73 | 39.83 | 117,392 | -0.87% |
| 2026-10-23 | 40.37 | 40.75 | 39.31 | 40.18 | 216,942 | -1.40% |
| 2026-10-22 | 40.98 | 41.505 | 40.48 | 40.75 | 173,321 | -1.43% |
| 2026-10-21 | 41.96 | 41.96 | 40.93 | 41.34 | 333,660 | -0.86% |
| 2026-10-20 | 43.08 | 43.56 | 41.62 | 41.7 | 101,563 | -2.82% |
| 2026-10-19 | 43.43 | 43.775 | 42.82 | 42.91 | 100,289 | -0.95% |
| 2026-10-16 | 43.31 | 44.2 | 43.06 | 43.32 | 107,918 | -0.28% |
| 2026-10-15 | 43.92 | 44.39 | 43.14 | 43.44 | 110,585 | -0.53% |
| 2026-10-14 | 43.92 | 44.23 | 43.115 | 43.67 | 116,612 | -1.67% |
| 2026-10-13 | 43.09 | 44.43 | 42.69 | 44.41 | 144,417 | +3.04% |
| 2026-10-12 | 42.92 | 43.6 | 42.92 | 43.1 | 115,126 | -0.71% |
| 2026-10-09 | 44.22 | 44.22 | 42.875 | 43.41 | 134,136 | -1.88% |
| 2026-10-08 | 43.71 | 45.06 | 43.71 | 44.24 | 164,781 | +0.82% |
| 2026-10-07 | 45.21 | 45.535 | 43.75 | 43.88 | 140,089 | -4.67% |
| 2026-10-06 | 47.35 | 47.45 | 45.97 | 46.03 | 140,491 | -2.15% |
| 2026-10-05 | 45.88 | 47.79 | 45.51 | 47.04 | 217,471 | +2.17% |
| 2026-10-02 | 45.81 | 46.39 | 45.311 | 46.04 | 158,974 | +1.88% |
| 2026-10-01 | 45.2 | 45.46 | 44.33 | 45.19 | 196,201 | -0.88% |
| 2026-09-30 | 46.34 | 46.34 | 45.46 | 45.59 | 149,788 | -1.06% |
| 2026-09-29 | 46.26 | 46.435 | 45.52 | 46.08 | 103,874 | -0.19% |
| 2026-09-28 | 46.06 | 46.98 | 45.95 | 46.17 | 102,582 | -0.22% |
| 2026-09-25 | 46 | 46.51 | 45.51 | 46.27 | 98,772 | +0.67% |
| 2026-09-24 | 46.34 | 46.45 | 45.55 | 45.96 | 106,977 | -0.65% |
| 2026-09-23 | 45.98 | 46.425 | 45.09 | 46.26 | 125,131 | +0.35% |
| 2026-09-22 | 45.9 | 46.9 | 45.82 | 46.1 | 170,700 | +1.07% |
| 2026-09-21 | 45.72 | 46.31 | 45.19 | 45.61 | 138,996 | +0.62% |
| 2026-09-18 | 45.98 | 45.98 | 44.83 | 45.33 | 458,207 | -1.84% |
| 2026-09-17 | 47.42 | 47.42 | 45.83 | 46.18 | 170,167 | -1.16% |
| 2026-09-16 | 45.99 | 47.64 | 45.69 | 46.72 | 312,860 | +2.03% |
| 2026-09-15 | 46.12 | 46.4 | 45.43 | 45.79 | 150,372 | -0.46% |
| 2026-09-14 | 45.92 | 46.2 | 45.27 | 46 | 110,260 | -0.76% |
| 2026-09-11 | 46.62 | 47 | 46.19 | 46.35 | 109,958 | +0.00% |
| 2026-09-10 | 45.96 | 46.94 | 45.71 | 46.35 | 136,476 | +0.63% |
| 2026-09-09 | 47.2 | 47.29 | 45.735 | 46.06 | 138,065 | -2.25% |
| 2026-09-08 | 47.94 | 47.94 | 46.73 | 47.12 | 174,060 | -1.38% |
| 2026-09-04 | 46.57 | 47.83 | 46.22 | 47.78 | 169,947 | +1.96% |
| 2026-09-03 | 47.25 | 47.43 | 46.16 | 46.86 | 169,431 | +0.30% |
| 2026-09-02 | 45.84 | 47.94 | 45.42 | 46.72 | 203,537 | +1.72% |
| 2026-09-01 | 45.28 | 46.08 | 44.49 | 45.93 | 177,118 | +0.13% |
| 2026-08-31 | 47.1 | 47.605 | 45.76 | 45.87 | 160,800 | -1.48% |
| 2026-08-28 | 46.74 | 47 | 46 | 46.56 | 117,708 | +0.71% |
| 2026-08-27 | 46.05 | 46.63 | 45.347 | 46.32 | 112,893 | -0.04% |
| 2026-08-26 | 46.56 | 47.09 | 45.92 | 46.34 | 149,229 | +0.46% |
| 2026-08-25 | 45.87 | 46.619 | 44.81 | 46.13 | 108,674 | +0.65% |
| 2026-08-24 | 45.43 | 46 | 44.894 | 45.83 | 145,674 | +1.42% |
| 2026-08-21 | 45.88 | 46.735 | 44.16 | 45.19 | 313,679 | -1.50% |
| 2026-08-20 | 44.47 | 46.27 | 44.47 | 45.88 | 194,313 | +2.18% |
| 2026-08-19 | 45.72 | 47.02 | 44.76 | 44.9 | 157,278 | -1.19% |
| 2026-08-18 | 47.29 | 47.82 | 45.15 | 45.44 | 162,790 | -4.24% |
| 2026-08-17 | 47.05 | 47.565 | 46.13 | 47.45 | 167,453 | +0.66% |
| 2026-08-14 | 46.14 | 47.405 | 45.895 | 47.14 | 220,388 | +1.99% |
| 2026-08-13 | 45.36 | 46.72 | 44.91 | 46.22 | 259,226 | +1.94% |
| 2026-08-12 | 46.38 | 46.74 | 44.1 | 45.34 | 344,563 | -1.46% |
| 2026-08-11 | 50 | 50.2 | 45.77 | 46.01 | 301,024 | -8.96% |
| 2026-08-10 | 51.01 | 51.49 | 49.62 | 50.54 | 200,381 | -1.37% |
| 2026-08-07 | 51.15 | 51.31 | 48.8 | 51.24 | 478,656 | -2.08% |
| 2026-08-06 | 48.63 | 53 | 47.81 | 52.33 | 251,531 | +2.55% |
| 2026-08-05 | 51.68 | 52.048 | 50.96 | 51.03 | 156,043 | -1.85% |
| 2026-08-04 | 50.47 | 52.15 | 49.83 | 51.99 | 175,925 | +2.48% |
| 2026-08-03 | 49.46 | 51.06 | 48.975 | 50.73 | 144,833 | +3.49% |
| 2026-07-31 | 48.41 | 49.595 | 47.81 | 49.02 | 145,860 | +0.08% |
| 2026-07-30 | 49.57 | 50.29 | 48.57 | 48.98 | 135,162 | -0.47% |
| 2026-07-29 | 50.54 | 51.45 | 48.67 | 49.21 | 135,191 | -1.97% |
| 2026-07-28 | 50 | 51.13 | 48.89 | 50.2 | 111,990 | +1.19% |
| 2026-07-27 | 50.07 | 50.76 | 48.5 | 49.61 | 117,291 | -1.21% |
| 2026-07-24 | 49.6 | 50.655 | 48.83 | 50.22 | 148,194 | +0.52% |
| 2026-07-23 | 51.02 | 51.28 | 49.86 | 49.96 | 180,369 | -2.36% |
| 2026-07-22 | 51.47 | 52.25 | 50.37 | 51.17 | 100,290 | -0.58% |
| 2026-07-21 | 49.73 | 51.54 | 48.665 | 51.47 | 163,419 | +4.61% |
| 2026-07-20 | 49.17 | 50.065 | 47.77 | 49.2 | 205,438 | +0.12% |
| 2026-07-17 | 48.59 | 49.46 | 48.315 | 49.14 | 216,987 | +0.18% |
| 2026-07-16 | 48.06 | 50 | 48.06 | 49.05 | 222,306 | +1.20% |
| 2026-07-15 | 48.74 | 49.3 | 48 | 48.47 | 145,066 | -0.12% |
| 2026-07-14 | 48.27 | 49 | 48.05 | 48.53 | 78,491 | +1.59% |
| 2026-07-13 | 47.65 | 48.36 | 47.225 | 47.77 | 116,306 | +0.44% |
| 2026-07-10 | 46.93 | 48.12 | 46.49 | 47.56 | 115,592 | +2.08% |
| 2026-07-09 | 47.41 | 48 | 46.475 | 46.59 | 159,564 | -1.71% |
| 2026-07-08 | 46.61 | 47.52 | 45.37 | 47.4 | 144,517 | +1.37% |
| 2026-07-07 | 46.84 | 47.32 | 45.13 | 46.76 | 202,924 | -0.72% |
| 2026-07-06 | 45.97 | 47.68 | 45.75 | 47.1 | 149,787 | +1.93% |
| 2026-07-02 | 44.97 | 48.63 | 44.96 | 46.21 | 255,747 | +3.70% |
| 2026-07-01 | 44.78 | 45.562 | 44.48 | 44.56 | 126,250 | -0.76% |
| 2026-06-30 | 45.09 | 45.54 | 44.65 | 44.9 | 123,242 | -1.01% |
| 2026-06-29 | 44.88 | 45.45 | 43.95 | 45.36 | 157,782 | +0.53% |
| 2026-06-26 | 44.33 | 45.13 | 44.01 | 45.12 | 322,157 | +0.94% |
| 2026-06-25 | 44.45 | 44.75 | 43.68 | 44.7 | 154,787 | +1.87% |
| 2026-06-24 | 42.94 | 44.36 | 42.77 | 43.88 | 157,468 | +2.28% |
| 2026-06-23 | 43.8 | 43.9 | 42.78 | 42.9 | 136,010 | -3.42% |
| 2026-06-22 | 43.49 | 44.46 | 42.645 | 44.42 | 291,811 | +1.58% |
| 2026-06-18 | 43.94 | 44.74 | 43.415 | 43.73 | 385,864 | +0.18% |
| 2026-06-17 | 44.53 | 45.44 | 43.64 | 43.65 | 153,451 | -1.91% |
| 2026-06-16 | 44.65 | 45.33 | 44.255 | 44.5 | 183,888 | +0.23% |
| 2026-06-15 | 44.07 | 44.55 | 43.628 | 44.4 | 183,945 | +2.28% |
| 2026-06-12 | 41.92 | 43.655 | 41.87 | 43.41 | 160,823 | +4.55% |
| 2026-06-11 | 42.17 | 42.17 | 40.81 | 41.52 | 110,469 | -0.38% |
| 2026-06-10 | 41.7 | 42.31 | 41.49 | 41.68 | 167,193 | -0.43% |
| 2026-06-09 | 41.9 | 42.595 | 40.8 | 41.86 | 145,684 | +1.55% |
| 2026-06-08 | 41.22 | 41.76 | 40.62 | 41.22 | 178,072 | +1.00% |
| 2026-06-05 | 42.04 | 42.38 | 40.62 | 40.81 | 167,242 | -3.20% |
| 2026-06-04 | 43.36 | 43.57 | 41.72 | 42.16 | 272,194 | -2.16% |
| 2026-06-03 | 42.09 | 43.52 | 41.88 | 43.09 | 230,141 | +1.44% |
| 2026-06-02 | 41.17 | 42.61 | 40.63 | 42.48 | 124,515 | +3.13% |
| 2026-06-01 | 40.58 | 41.29 | 40.195 | 41.19 | 114,971 | +0.96% |
| 2026-05-29 | 40.97 | 41.36 | 40.64 | 40.8 | 228,452 | -0.97% |
| 2026-05-28 | 42.46 | 42.61 | 41.1 | 41.29 | 107,932 | -3.37% |
| 2026-05-27 | 41.7 | 42.77 | 41.7 | 42.73 | 142,015 | +2.86% |
| 2026-05-26 | 41.57 | 42 | 40.845 | 41.54 | 174,078 | +2.92% |
| 2026-05-22 | 40.05 | 40.58 | 39.54 | 40.36 | 120,134 | +1.84% |
| 2026-05-21 | 38.56 | 39.665 | 38.5 | 39.63 | 150,846 | +1.10% |
| 2026-05-20 | 38.22 | 39.49 | 38.14 | 39.2 | 160,698 | +2.32% |
| 2026-05-19 | 39.86 | 39.96 | 38.13 | 38.31 | 223,631 | -5.15% |
| 2026-05-18 | 40.73 | 41.96 | 40.39 | 40.39 | 204,426 | -0.71% |
| 2026-05-15 | 42.23 | 42.23 | 40.33 | 40.68 | 233,653 | -4.08% |
| 2026-05-14 | 43.23 | 43.88 | 41.943 | 42.41 | 367,472 | -0.66% |
| 2026-05-13 | 43.77 | 44.67 | 42.3 | 42.69 | 294,096 | -1.97% |
| 2026-05-12 | 42.99 | 44.1 | 42.42 | 43.55 | 328,906 | +1.09% |