KOP: Koppers Holdings Inc.

As of Friday, August 21st, 2026

$ 45.19

-0.69 -1.50%

Open: 45.88
High: 46.74
Low: 44.16
Volume: 313,674
Previous Close on Thursday, August 20th, 2026

$ 45.88

+0.98 +2.18%

Open: 44.47
High: 46.27
Low: 44.47
Volume: 19,431

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-08-21 45.88 46.74 44.16 45.19 313,674 -0.69 -1.50
2026-08-20 44.47 46.27 44.47 45.88 19,431 +0.98 +2.18
2026-08-19 45.72 47.02 44.76 44.90 157,224 -0.54 -1.19
2026-08-18 47.29 47.82 45.15 45.44 162,758 -2.01 -4.24
2026-08-17 47.05 47.57 46.13 47.45 167,427 +0.31 +0.66
2026-08-14 46.14 47.41 45.89 47.14 220,249 +0.92 +1.99
2026-08-13 45.36 46.72 44.91 46.22 195,182 +0.88 +1.94
2026-08-12 46.38 46.74 44.10 45.34 338,806 -0.67 -1.46
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Metrics and Technicals

Period High Low Chg %Chg Max Drawdown SMA
Peak Trough %Loss
Period High Low Chg %Chg MDD SMA
5D 47.82
On 2026-08-18		 44.16
On 2026-08-21		 -1.95 -4.14 47.82
On 2026-08-18		 44.16
On 2026-08-21		 -7.65 45.77
10D 51.49
On 2026-08-10		 44.10
On 2026-08-12		 -6.05 -11.81 51.49
On 2026-08-10		 44.10
On 2026-08-12		 -14.35 46.41
20D 53.00
On 2026-08-06		 44.10
On 2026-08-12		 -5.03 -10.02 53.00
On 2026-08-06		 44.10
On 2026-08-12		 -16.79 48.42
WTD 47.82
On 2026-08-18		 44.16
On 2026-08-21		 -1.95 -4.14 47.82
On 2026-08-18		 44.16
On 2026-08-21		 -7.65 45.77
MTD 53.00
On 2026-08-06		 44.10
On 2026-08-12		 -3.83 -7.81 53.00
On 2026-08-06		 44.10
On 2026-08-12		 -16.79 48.10
As of Friday, August 21st, 2026
 
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Recent
Ticker Last Chg %Chg Volume
KOP

Koppers Holdings Inc.

45.19 -0.69 -1.50 313,674