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Koppers (KOP) Stock Chart & Stock Price History

Koppers logo
$51.11 -1.22 (-2.33%)
Closing price 08/7/2026 03:59 PM Eastern
Extended Trading
$51.16 +0.05 (+0.09%)
As of 08/7/2026 07:34 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.

Koppers Stock Price Performance

The Koppers (KOP) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 77.16%, with a year-to-date return of 88.39%. In the past month, the stock has increased 9.41%, reflecting recent market activity.

As of the latest close, Koppers traded at $51.11 with a market cap of $982.85 million and volume of 478,655 shares. Five years ago, the stock traded at $30.52, representing a 67.46% increase over that period. At the time, it had a market cap of $648.28 million and a volume of 65,904 shares.

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5 Day
Performance
-1.51%
1 Month
Performance
+9.41%
3 Month
Performance
+16.35%
Year-To-Date
Performance
+88.39%
1 Year
Performance
+77.16%
5 Year
Performance
+67.46%

KOP Stock Chart for Sunday, August, 9, 2026

Koppers Stock Price History

DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
08/07/2026$52.27$51.11
-2.23%
$51.31$48.80478,655 shs$982.85 million
08/06/2026$51.10$52.27
+2.29%
$53.00$47.81251,530 shs$1.01 billion
08/05/2026$51.90$51.10
-1.53%
$52.05$50.96156,032 shs$982.81 million
08/04/2026$50.87$51.90
+2.02%
$52.15$49.83175,925 shs$997.94 million
08/03/2026$48.97$50.87
+3.88%
$51.06$48.98144,832 shs$978.13 million
07/31/2026$49.03$48.97
-0.13%
$49.60$47.81145,860 shs$941.64 million
07/30/2026$49.21$49.03
-0.36%
$50.29$48.57135,162 shs$942.96 million
07/29/2026$50.31$49.21
-2.18%
$51.45$48.67135,190 shs$946.31 million
07/28/2026$49.44$50.31
+1.76%
$51.13$48.89111,990 shs$967.37 million
07/27/2026$50.16$49.44
-1.44%
$50.76$48.50117,292 shs$950.75 million
07/24/2026$50.03$50.16
+0.26%
$50.65$48.83148,193 shs$964.68 million
07/23/2026$51.11$50.03
-2.12%
$51.28$49.86180,369 shs$962.08 million
07/22/2026$51.27$51.11
-0.31%
$52.25$50.37100,289 shs$982.88 million
07/21/2026$49.12$51.27
+4.37%
$51.54$48.67163,332 shs$986.06 million
07/20/2026$49.24$49.12
-0.24%
$50.07$47.77205,388 shs$944.64 million
07/17/2026$49.09$49.24
+0.31%
$49.46$48.32216,958 shs$946.89 million
07/16/2026$48.50$49.09
+1.22%
$50.00$48.06222,307 shs$944.00 million
07/15/2026$48.53$48.50
-0.06%
$49.30$48.00145,065 shs$932.71 million
07/14/2026$47.83$48.53
+1.45%
$49.00$48.0578,491 shs$933.21 million
07/13/2026$47.64$47.83
+0.41%
$48.36$47.23116,304 shs$919.85 million
07/10/2026$46.72$47.64
+1.97%
$48.12$46.49115,593 shs$916.06 million
07/09/2026$47.39$46.72
-1.43%
$48.00$46.48159,565 shs$898.33 million
07/08/2026$46.84$47.39
+1.17%
$47.52$45.37144,517 shs$911.44 million

This page (NYSE:KOP) was last updated on 8/7/2026 by MarketBeat.com Staff.
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