Free Trial
→ Louis Navellier: My #1 AI stock for 2026 (name & ticker inside) (From InvestorPlace) (Ad)tc pixel Free KOP Stock Alerts

Koppers (KOP) Stock Chart & Stock Price History

Koppers logo
$43.34 -0.90 (-2.02%)
As of 10:36 AM Eastern
This is a fair market value price provided by Massive. Learn more.
Compare

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 63.44%, with a year-to-date return of 59.77%. In the past month, the stock has decreased 5.89%, reflecting recent market activity.

As of the latest close, Koppers traded at $44.31 with a market cap of $837.99 million and volume of 164,792 shares. Five years ago, the stock traded at $33.20, representing a 30.56% increase over that period. At the time, it had a market cap of $708.46 million and a volume of 56,199 shares.

Receive KOP Stock News and Ratings via Email

Sign-up to receive the latest news and ratings for Koppers and its competitors with MarketBeat's FREE daily newsletter.

Subscribe Now
SMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy.
5 Day
Performance
-5.85%
1 Month
Performance
-5.89%
3 Month
Performance
-7.21%
Year-To-Date
Performance
+59.77%
1 Year
Performance
+63.44%
5 Year
Performance
+30.56%

KOP Stock Chart for Friday, October, 9, 2026

KOP Chart by TradingView

Koppers Stock Price History

Price Date
0 Results
DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
10/08/2026$43.82$44.31
+1.11%		$45.06$43.71164,792 shs$837.99 million
10/07/2026$46.06$43.82
-4.86%		$45.54$43.75140,091 shs$828.67 million
10/06/2026$47.15$46.06
-2.32%		$47.45$45.97141,370 shs$870.98 million
10/05/2026$46.04$47.15
+2.41%		$47.79$45.51282,101 shs$891.72 million
10/02/2026$45.18$46.04
+1.90%		$46.39$45.31158,974 shs$870.71 million
10/01/2026$45.64$45.18
-1.00%		$45.46$44.33196,747 shs$854.35 million
09/30/2026$46.08$45.64
-0.97%		$46.34$45.46149,900 shs$862.96 million
09/29/2026$46.27$46.08
-0.41%		$46.44$45.52103,986 shs$871.47 million
09/28/2026$46.28$46.27
-0.02%		$46.98$45.95102,624 shs$875.00 million
09/25/2026$45.86$46.28
+0.92%		$46.51$45.5198,772 shs$875.16 million
09/24/2026$46.17$45.86
-0.67%		$46.45$45.55108,108 shs$867.14 million
09/23/2026$46.10$46.17
+0.15%		$46.43$45.09125,131 shs$873.07 million
09/22/2026$45.60$46.10
+1.09%		$46.90$45.82171,676 shs$871.66 million
09/21/2026$45.39$45.60
+0.46%		$46.31$45.19142,288 shs$862.30 million
09/18/2026$46.16$45.39
-1.67%		$45.98$44.83470,795 shs$858.38 million
09/17/2026$46.82$46.16
-1.41%		$47.42$45.83179,600 shs$873.02 million
09/16/2026$45.75$46.82
+2.35%		$47.64$45.69314,674 shs$885.37 million
09/15/2026$46.01$45.75
-0.58%		$46.40$45.43155,135 shs$865.04 million
09/14/2026$46.45$46.01
-0.96%		$46.20$45.27115,952 shs$870.14 million
09/11/2026$46.35$46.45
+0.22%		$47.00$46.19115,101 shs$878.54 million
09/10/2026$46.06$46.35
+0.63%		$46.94$45.71139,460 shs$876.52 million
09/09/2026$47.13$46.06
-2.27%		$47.29$45.74138,566 shs$871.00 million
Related Companies

This page (NYSE:KOP) was last updated on 10/9/2026 by MarketBeat.com Staff.
From Our Partners
Trump's New Dollar
Porter Stansberry says President Trump has signed an executive order initiating what he calls a full U.S. doll...
Porter & Company | Sponsoredtc pixel
Ready to give options a try? Your first trade (Ticker included) -INSIDE
Tired of trying tactic after tactic when it comes to options trades... only to be met with market noise and st...
Base Camp Trading | Sponsoredtc pixel
Here’s Why Trump Won’t End The Iran War
Trump has called an Iran deal close 38 times since the war began, yet the fighting keeps flaring back up. O...
Banyan Hill Publishing | Sponsoredtc pixel
100% overnight gains?
Rumors are circulating that Elon Musk is preparing to acquire three publicly traded companies. Dr. Mark Sko...
The Oxford Club | Sponsoredtc pixel
These gold assets are priced for $1,800 gold [it's over $4,000]
Gold's major miners are generating record free cash flow, with margins as high as 75 percent even after gold's...
Golden Portfolio | Sponsoredtc pixel
Your book is inside
The "Sucker's Bet" Most New Options Traders Fall For Most people who try options lose money the same way. ...
Profits Run | Sponsoredtc pixel
Your withdrawal order could cost you in taxes
If you have $2M or more saved, the 4% rule points to roughly $92,000 a year - but it's a single-variable answe...
SmartAsset | Sponsoredtc pixel
Elon Musk’s Hushed FCC Filing. Dec 8th.
Elon Musk quietly filed a document with the federal government tied to artificial intelligence, one of the lar...
Paradigm Press | Sponsoredtc pixel