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Koppers Holdings Inc. Common Stock (NY:KOP)

28.01 -0.04 (-0.14%)
Official Closing Price Updated: 7:00 PM EST, Dec 5, 2025 Add to My Watchlist

Historical Prices

Date Open High Low Close Volume Change (%)
Dec 05, 2025 27.84 28.49 27.84 28.01 106,218 -0.04(-0.14%)
Dec 04, 2025 29.08 29.25 27.99 28.05 115,217 -1.15(-3.94%)
Dec 03, 2025 29.24 29.71 28.80 29.20 105,850 -0.02(-0.07%)
Dec 02, 2025 29.77 29.77 28.92 29.22 133,599 -0.40(-1.35%)
Dec 01, 2025 29.43 30.08 29.43 29.62 90,220 -0.05(-0.17%)
Nov 28, 2025 29.62 29.91 29.40 29.67 94,336 +0.05(+0.17%)
Nov 26, 2025 29.47 30.27 29.47 29.62 196,570 -0.19(-0.64%)
Nov 25, 2025 28.67 30.05 28.63 29.81 195,773 +1.34(+4.69%)
Nov 24, 2025 28.18 28.56 27.63 28.47 166,488 +0.34(+1.21%)
Nov 21, 2025 27.33 28.73 27.16 28.13 206,630 +0.92(+3.37%)
Nov 20, 2025 28.01 28.36 27.11 27.22 98,832 -0.45(-1.62%)
Nov 19, 2025 27.89 27.96 27.39 27.67 141,686 -0.19(-0.68%)
Nov 18, 2025 27.65 28.41 27.42 27.85 161,149 +0.07(+0.25%)
Nov 17, 2025 28.90 28.91 27.77 27.79 186,863 -1.08(-3.73%)
Nov 14, 2025 29.26 29.67 28.43 28.86 235,511 -0.45(-1.53%)
Nov 13, 2025 28.35 29.50 28.06 29.31 197,239 +0.84(+2.94%)
Nov 12, 2025 28.36 28.87 28.10 28.47 172,530 +0.25(+0.88%)
Nov 11, 2025 27.81 28.29 27.30 28.22 228,172 +0.60(+2.17%)
Nov 10, 2025 26.93 27.81 25.95 27.63 182,709 +1.00(+3.75%)
Nov 07, 2025 28.57 28.57 24.93 26.63 213,480 -1.14(-4.09%)
Nov 06, 2025 28.07 29.92 27.67 27.77 174,934 -0.21(-0.75%)
Nov 05, 2025 27.99 28.53 27.70 27.97 183,364 -0.19(-0.67%)
Nov 04, 2025 27.79 28.40 26.86 28.16 135,518 +0.07(+0.25%)
Nov 03, 2025 27.93 28.31 27.45 28.09 174,525 -0.05(-0.18%)
Oct 31, 2025 27.51 28.31 27.02 28.14 162,963 +0.61(+2.21%)
Oct 30, 2025 28.59 28.59 27.19 27.54 163,061 -1.64(-5.61%)
Oct 29, 2025 29.30 29.74 29.30 29.17 220,138 -0.12(-0.41%)
Oct 28, 2025 29.11 29.51 28.74 29.29 139,782 -0.04(-0.14%)
Oct 27, 2025 29.28 29.55 28.88 29.33 152,426 +0.27(+0.93%)
Oct 24, 2025 29.04 29.36 28.99 29.06 85,838 +0.42(+1.46%)
Oct 23, 2025 28.54 28.96 28.22 28.64 104,956 +0.34(+1.20%)
Oct 22, 2025 27.92 28.36 27.86 28.30 145,394 +0.39(+1.39%)
Oct 21, 2025 26.95 27.95 26.93 27.91 153,761 +0.98(+3.63%)
Oct 20, 2025 26.85 27.07 26.50 26.94 119,719 +0.27(+1.01%)
Oct 17, 2025 26.44 26.82 26.38 26.67 131,525 +0.00(+0.00%)
Oct 16, 2025 26.42 26.67 26.10 26.67 116,681 +0.31(+1.17%)
Oct 15, 2025 26.83 27.32 26.19 26.36 102,127 -0.26(-0.97%)
Oct 14, 2025 26.31 26.92 26.31 26.62 94,924 -0.05(-0.19%)
Oct 13, 2025 26.67 26.87 26.48 26.67 147,076 +0.39(+1.48%)
Oct 10, 2025 26.47 26.77 26.08 26.28 181,809 -0.15(-0.57%)
Oct 09, 2025 26.53 26.72 26.27 26.43 191,471 -0.09(-0.34%)
Oct 08, 2025 26.57 26.58 26.22 26.52 115,124 +0.12(+0.45%)
Oct 07, 2025 26.68 27.05 26.30 26.40 153,498 -0.27(-1.01%)
Oct 06, 2025 27.07 27.07 26.15 26.67 175,682 -0.26(-0.96%)
Oct 03, 2025 27.07 27.42 26.83 26.93 158,234 +0.06(+0.22%)
Oct 02, 2025 27.72 27.99 26.84 26.87 138,213 -0.96(-3.44%)
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