Koppers Holdings Inc. KOP
31.16 USD -0.54 (-1.70%)
Regular-session close
31.16 0.00 0.00%
After hours · Nov 13, 4:00 PM ET
31.12 Day range 31.97
26.67 52-week range 52.33
- YTD
- +15.07%
- 1 year
- +6.02%
KOP price history
| Date | Open | High | Low | Close | Change | Change % | Volume |
|---|---|---|---|---|---|---|---|
| Nov 13, 2026 | 32.43 | 31.97 | 31.12 | 31.16 | -0.54 | -1.70% | 172,243 |
| Nov 12, 2026 | 31.20 | 32.49 | 31.20 | 31.70 | +0.44 | +1.41% | 249,900 |
| Nov 11, 2026 | 30.00 | 31.55 | 29.63 | 31.26 | +1.65 | +5.57% | 274,400 |
| Nov 10, 2026 | 28.79 | 30.27 | 27.74 | 29.61 | +0.28 | +0.95% | 395,000 |
| Nov 9, 2026 | 29.33 | 31.03 | 28.44 | 29.33 | -0.64 | -2.14% | 453,800 |
| Nov 6, 2026 | 29.47 | 33.51 | 26.86 | 29.97 | -9.67 | -24.39% | 354,300 |
| Nov 5, 2026 | 43.35 | 43.36 | 38.98 | 39.64 | -3.25 | -7.58% | 164,700 |
| Nov 4, 2026 | 42.69 | 43.03 | 42.11 | 42.89 | +1.09 | +2.61% | 117,700 |
| Nov 3, 2026 | 42.16 | 42.16 | 40.85 | 41.80 | -0.03 | -0.07% | 141,900 |
| Nov 2, 2026 | 42.03 | 42.53 | 41.63 | 41.83 | +0.33 | +0.80% | 127,300 |
| Oct 30, 2026 | 41.71 | 42.00 | 40.92 | 41.50 | -0.36 | -0.86% | 107,600 |
| Oct 29, 2026 | 42.51 | 42.84 | 41.67 | 41.86 | -0.22 | -0.52% | 101,700 |
| Oct 28, 2026 | 41.56 | 42.29 | 41.30 | 42.08 | +0.64 | +1.54% | 141,400 |
| Oct 27, 2026 | 40.13 | 41.80 | 39.87 | 41.44 | +1.61 | +4.04% | 173,200 |
| Oct 26, 2026 | 40.27 | 41.13 | 39.73 | 39.83 | -0.35 | -0.87% | 117,400 |
| Oct 23, 2026 | 40.37 | 40.75 | 39.31 | 40.18 | -0.57 | -1.40% | 216,900 |
| Oct 22, 2026 | 40.98 | 41.51 | 40.48 | 40.75 | -0.59 | -1.43% | 173,300 |
| Oct 21, 2026 | 41.96 | 41.96 | 40.93 | 41.34 | -0.36 | -0.86% | 333,700 |
| Oct 20, 2026 | 43.08 | 43.56 | 41.62 | 41.70 | -1.21 | -2.82% | 101,600 |
| Oct 19, 2026 | 43.43 | 43.78 | 42.82 | 42.91 | -0.41 | -0.95% | 100,300 |
| Oct 16, 2026 | 43.31 | 44.20 | 43.06 | 43.32 | -0.12 | -0.28% | 107,900 |
| Oct 15, 2026 | 43.92 | 44.39 | 43.14 | 43.44 | -0.23 | -0.53% | 110,600 |
| Oct 14, 2026 | 43.92 | 44.23 | 43.12 | 43.67 | -0.74 | -1.67% | 116,600 |
| Oct 13, 2026 | 43.09 | 44.43 | 42.69 | 44.41 | +1.31 | +3.04% | 144,400 |
| Oct 12, 2026 | 42.92 | 43.60 | 42.92 | 43.10 | -0.31 | -0.71% | 115,100 |
| Oct 9, 2026 | 44.22 | 44.22 | 42.88 | 43.41 | -0.83 | -1.88% | 134,100 |
| Oct 8, 2026 | 43.71 | 45.06 | 43.71 | 44.24 | +0.36 | +0.82% | 164,800 |
| Oct 7, 2026 | 45.21 | 45.54 | 43.75 | 43.88 | -2.15 | -4.67% | 140,100 |
| Oct 6, 2026 | 47.35 | 47.45 | 45.97 | 46.03 | -1.01 | -2.15% | 141,400 |
| Oct 5, 2026 | 45.88 | 47.79 | 45.51 | 47.04 | +1.00 | +2.17% | 282,100 |
| Oct 2, 2026 | 45.81 | 46.39 | 45.31 | 46.04 | +0.85 | +1.88% | 159,000 |
| Oct 1, 2026 | 45.20 | 45.46 | 44.33 | 45.19 | -0.40 | -0.88% | 196,700 |
| Sep 30, 2026 | 46.34 | 46.34 | 45.46 | 45.59 | -0.49 | -1.06% | 150,700 |
| Sep 29, 2026 | 46.26 | 46.44 | 45.52 | 46.08 | -0.09 | -0.19% | 104,000 |
| Sep 28, 2026 | 46.06 | 46.98 | 45.95 | 46.17 | -0.10 | -0.22% | 102,600 |
| Sep 25, 2026 | 46.00 | 46.51 | 45.51 | 46.27 | +0.31 | +0.67% | 98,800 |
| Sep 24, 2026 | 46.34 | 46.45 | 45.55 | 45.96 | -0.30 | -0.65% | 108,100 |
| Sep 23, 2026 | 45.98 | 46.43 | 45.09 | 46.26 | +0.16 | +0.35% | 126,600 |
| Sep 22, 2026 | 45.90 | 46.90 | 45.82 | 46.10 | +0.49 | +1.07% | 171,700 |
| Sep 21, 2026 | 45.72 | 46.31 | 45.19 | 45.61 | +0.28 | +0.62% | 142,300 |
| Sep 18, 2026 | 45.98 | 45.98 | 44.83 | 45.33 | -0.85 | -1.84% | 470,800 |
| Sep 17, 2026 | 47.42 | 47.42 | 45.83 | 46.18 | -0.54 | -1.16% | 179,600 |
| Sep 16, 2026 | 45.99 | 47.64 | 45.69 | 46.72 | +0.93 | +2.03% | 314,700 |
| Sep 15, 2026 | 46.12 | 46.40 | 45.43 | 45.79 | -0.21 | -0.46% | 155,100 |
| Sep 14, 2026 | 45.92 | 46.20 | 45.27 | 46.00 | -0.35 | -0.76% | 110,700 |
| Sep 11, 2026 | 46.62 | 47.00 | 46.19 | 46.35 | 0.00 | 0.00% | 115,100 |
| Sep 10, 2026 | 45.96 | 46.94 | 45.71 | 46.35 | +0.29 | +0.63% | 139,500 |
| Sep 9, 2026 | 47.20 | 47.29 | 45.74 | 46.06 | -1.06 | -2.25% | 138,600 |
| Sep 8, 2026 | 47.94 | 47.94 | 46.73 | 47.12 | -0.66 | -1.38% | 179,200 |
| Sep 4, 2026 | 46.57 | 47.83 | 46.22 | 47.78 | +0.92 | +1.96% | 174,200 |
| Sep 3, 2026 | 47.25 | 47.43 | 46.16 | 46.86 | +0.14 | +0.30% | 170,100 |
| Sep 2, 2026 | 45.84 | 47.94 | 45.42 | 46.72 | +0.79 | +1.72% | 205,500 |
| Sep 1, 2026 | 45.28 | 46.08 | 44.49 | 45.93 | +0.06 | +0.13% | 227,300 |
| Aug 31, 2026 | 47.10 | 47.61 | 45.76 | 45.87 | -0.69 | -1.48% | 160,800 |
| Aug 28, 2026 | 46.74 | 47.00 | 46.00 | 46.56 | +0.24 | +0.52% | 117,700 |
| Aug 27, 2026 | 46.05 | 46.63 | 45.35 | 46.32 | -0.02 | -0.04% | 112,900 |
| Aug 26, 2026 | 46.56 | 47.09 | 45.92 | 46.34 | +0.21 | +0.46% | 149,200 |
| Aug 25, 2026 | 45.87 | 46.62 | 44.81 | 46.13 | +0.30 | +0.65% | 108,700 |
| Aug 24, 2026 | 45.43 | 46.00 | 44.89 | 45.83 | +0.64 | +1.42% | 145,700 |
| Aug 21, 2026 | 45.88 | 46.74 | 44.16 | 45.19 | -0.69 | -1.50% | 313,700 |
| Aug 20, 2026 | 44.47 | 46.27 | 44.47 | 45.88 | +0.98 | +2.18% | 194,300 |
| Aug 19, 2026 | 45.72 | 47.02 | 44.76 | 44.90 | -0.54 | -1.19% | 157,300 |
| Aug 18, 2026 | 47.29 | 47.82 | 45.15 | 45.44 | -2.01 | -4.24% | 162,800 |
| Aug 17, 2026 | 47.05 | 47.57 | 46.13 | 47.45 | +0.31 | +0.66% | 167,500 |
| Aug 14, 2026 | 46.14 | 47.41 | 45.89 | 47.14 | +0.92 | +1.99% | 220,400 |
65 days, newest first. Daily bars as drawn on the KOP chart; change is against the previous day's close. Open, high, low and volume are in the download and on a wider screen.