Skip to main content
My Watchlist
Indicators
Markets
Stocks
ETFs
Tools
Markets:
Overview
News
Currencies
International
Treasuries

Koppers Holdings Inc. Common Stock (NY:KOP)

26.94 -0.96 (-3.44%)
Official Closing Price Updated: 7:00 PM EDT, Oct 2, 2025 Add to My Watchlist
Quote
Overview Detailed Quote Charting Historical Prices
News
All News News Headlines Press Releases
Research
Quarterly Reports Insider Filings Other Filings

Historical Prices

Month:
Year:
Range:
Date Open High Low Close Volume Change (%)
Oct 02, 2025 27.79 28.07 26.91 26.94 137,841 -0.96(-3.44%)
Oct 01, 2025 27.74 27.98 27.46 27.90 135,347 -0.10(-0.36%)
Sep 30, 2025 27.57 28.22 27.39 28.00 123,755 +0.25(+0.90%)
Sep 29, 2025 28.60 28.63 27.75 27.75 138,789 -0.66(-2.32%)
Sep 26, 2025 28.15 28.68 28.15 28.41 125,501 +0.26(+0.92%)
Sep 25, 2025 28.75 28.75 28.10 28.15 127,678 -0.67(-2.32%)
Sep 24, 2025 28.81 28.95 28.64 28.82 114,550 +0.07(+0.24%)
Sep 23, 2025 28.87 29.49 28.73 28.75 224,766 -0.14(-0.48%)
Sep 22, 2025 28.83 29.02 28.57 28.89 227,062 -0.11(-0.38%)
Sep 19, 2025 29.32 29.36 28.55 29.00 591,356 -0.35(-1.19%)
Sep 18, 2025 29.22 29.55 28.86 29.35 222,003 +0.37(+1.28%)
Sep 17, 2025 28.73 29.90 28.53 28.98 290,260 +0.35(+1.22%)
Sep 16, 2025 28.67 29.16 28.43 28.63 132,842 +0.00(+0.00%)
Sep 15, 2025 28.88 28.96 28.29 28.63 139,985 -0.12(-0.42%)
Sep 12, 2025 28.65 28.98 28.14 28.75 177,708 -0.15(-0.52%)
Sep 11, 2025 27.49 28.98 27.49 28.90 199,120 +1.37(+4.98%)
Sep 10, 2025 28.65 28.82 27.38 27.53 137,870 -1.16(-4.04%)
Sep 09, 2025 28.39 28.93 28.19 28.69 198,366 +0.02(+0.07%)
Sep 08, 2025 28.91 28.93 28.35 28.67 170,843 -0.20(-0.69%)
Sep 05, 2025 28.59 29.99 28.50 28.87 159,568 +0.25(+0.87%)
Sep 04, 2025 28.22 28.69 27.96 28.62 171,977 +0.54(+1.92%)
Sep 03, 2025 28.14 28.98 27.24 28.08 173,089 -0.24(-0.85%)
Sep 02, 2025 28.65 28.89 28.24 28.32 174,828 -0.66(-2.28%)
Aug 29, 2025 29.04 29.16 28.64 28.98 135,657 +0.05(+0.17%)
Aug 28, 2025 29.32 29.38 28.86 28.93 173,396 -0.22(-0.75%)
Aug 27, 2025 29.15 29.65 28.67 29.15 130,349 -0.16(-0.54%)
Aug 26, 2025 29.57 29.71 29.15 29.31 139,254 -0.31(-1.04%)
Aug 25, 2025 30.14 30.13 29.15 29.62 127,742 -0.46(-1.53%)
Aug 22, 2025 29.19 30.39 28.86 30.08 149,258 +1.37(+4.76%)
Aug 21, 2025 28.77 29.22 28.56 28.71 267,418 -0.54(-1.84%)
Aug 20, 2025 29.70 29.82 29.17 29.25 138,829 -0.52(-1.74%)
Aug 19, 2025 29.70 30.22 29.45 29.77 143,483 +0.23(+0.78%)
Aug 18, 2025 29.46 29.82 29.37 29.54 160,831 +0.01(+0.03%)
Aug 15, 2025 30.73 30.80 29.44 29.53 223,625 -1.03(-3.36%)
Aug 14, 2025 30.36 30.92 30.35 30.56 168,879 -0.42(-1.35%)
Aug 13, 2025 29.92 31.09 29.92 30.97 169,604 +1.41(+4.76%)
Aug 12, 2025 28.85 30.32 28.42 29.57 266,313 +1.30(+4.59%)
Aug 11, 2025 28.66 28.96 26.75 28.27 308,915 -0.49(-1.70%)
Aug 08, 2025 28.68 29.49 26.72 28.76 406,459 -4.42(-13.32%)
Aug 07, 2025 32.86 33.37 32.63 33.18 97,160 +0.83(+2.56%)
Aug 06, 2025 32.40 32.51 32.15 32.35 79,258 -0.18(-0.55%)
Aug 05, 2025 31.82 32.66 31.82 32.53 103,215 +0.77(+2.42%)
Aug 04, 2025 31.90 32.27 31.64 31.76 87,719 -0.04(-0.13%)
Stock Quote API & Stock News API supplied by www.cloudquote.io
Quotes delayed at least 20 minutes.
By accessing this page, you agree to the following
Privacy Policy and Terms Of Service.