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Koppers Holdings Inc. (KOP)
NYSE:KOP
Time Period
1Y
Events
Historical Prices
Rows:
Jan 16, 2026
28.92
29.25
28.75
29.08
29.08
-0.55%
170,390
1.14
Jan 15, 2026
29.39
29.66
29.02
29.24
29.24
-0.41%
100,453
0.67
Jan 14, 2026
28.90
29.72
28.67
29.36
29.36
+2.16%
133,286
0.89
Jan 13, 2026
28.92
29.91
28.71
28.74
28.74
-0.66%
116,976
0.78
Jan 12, 2026
28.25
29.01
27.49
28.93
28.93
+2.12%
115,563
0.77
Jan 09, 2026
27.04
28.47
26.81
28.33
28.33
+2.57%
220,024
1.46
Jan 08, 2026
26.80
27.83
26.77
27.62
27.62
+2.56%
85,747
0.57
Jan 07, 2026
27.65
27.77
26.79
26.93
26.93
-2.53%
123,935
0.82
Jan 06, 2026
26.75
27.72
26.55
27.63
27.63
+2.60%
247,845
1.65
Jan 05, 2026
26.52
27.49
26.52
26.93
26.93
+0.97%
102,511
0.68
Jan 02, 2026
27.04
27.29
26.65
26.67
26.67
-1.51%
122,918
0.81
Dec 31, 2025
27.39
27.48
27.00
27.08
27.08
-0.99%
116,443
0.77
Dec 30, 2025
27.20
27.60
27.01
27.35
27.35
+0.22%
115,629
0.76
Dec 29, 2025
26.94
27.31
26.64
27.29
27.29
+1.26%
139,875
0.92
Dec 26, 2025
27.15
27.24
26.76
26.95
26.95
-1.10%
119,255
0.79
Dec 24, 2025
26.89
27.29
26.88
27.25
27.25
+1.49%
54,899
0.36
Dec 23, 2025
27.26
27.33
26.76
26.85
26.85
-1.54%
80,812
0.53
Dec 22, 2025
27.42
28.13
27.21
27.27
27.27
-0.80%
182,021
1.18
Dec 19, 2025
27.92
28.00
27.08
27.49
27.49
-2.28%
325,893
2.14
Dec 18, 2025
28.17
28.68
27.88
28.13
28.13
-0.60%
143,065
0.90
Dec 17, 2025
28.51
28.83
28.17
28.30
28.30
-1.12%
106,645
0.66
Dec 16, 2025
28.47
29.04
28.12
28.62
28.62
+0.46%
220,602
1.36
Dec 15, 2025
29.06
29.47
28.42
28.49
28.49
-1.79%
120,286
0.74
Dec 12, 2025
29.25
29.80
28.92
29.01
29.01
-0.85%
151,539
0.93
Dec 11, 2025
29.04
29.34
28.72
29.26
29.26
+1.67%
109,517
0.67
Dec 10, 2025
27.69
29.09
27.69
28.78
28.78
+3.56%
192,756
1.18
Dec 09, 2025
28.25
28.41
27.47
27.79
27.79
-0.93%
165,243
1.01
Dec 08, 2025
28.08
28.61
27.87
28.05
28.05
+0.14%
153,996
0.94
Dec 05, 2025
27.84
28.49
27.84
28.01
28.01
-0.14%
106,218
0.64
Dec 04, 2025
29.08
29.25
27.99
28.05
28.05
-3.94%
115,218
0.69
Dec 03, 2025
29.24
29.71
28.81
29.20
29.20
-0.07%
105,850
0.63
Dec 02, 2025
29.77
29.77
28.92
29.22
29.22
-1.35%
133,599
0.80
Dec 01, 2025
29.43
30.08
29.43
29.62
29.62
-0.17%
90,220
0.53
Nov 28, 2025
29.62
29.91
29.40
29.67
29.67
+0.17%
94,336
0.56
Nov 26, 2025
29.55
30.35
29.55
29.70
29.62
-0.37%
196,041
1.16
Nov 25, 2025
28.75
30.13
28.71
29.89
29.81
+4.98%
195,246
1.16
Nov 24, 2025
28.26
28.64
27.70
28.55
28.47
+1.48%
166,229
0.99
Nov 21, 2025
27.40
28.81
27.23
28.21
28.13
+3.65%
206,074
1.24
Nov 20, 2025
28.09
28.44
27.18
27.29
27.22
-1.36%
98,566
0.59
Nov 19, 2025
27.97
28.04
27.46
27.74
27.66
-0.41%
141,305
0.84
Nov 18, 2025
27.72
28.49
27.49
27.93
27.85
+0.53%
160,715
0.95
Nov 17, 2025
28.98
28.99
27.84
27.86
27.78
-3.47%
186,360
1.11
Nov 14, 2025
29.34
29.75
28.51
28.94
28.86
-1.26%
234,877
1.41
Nov 13, 2025
28.43
29.58
28.14
29.39
29.31
+3.22%
196,708
1.18
Nov 12, 2025
28.44
28.95
28.18
28.55
28.47
+1.16%
172,066
1.03
Nov 11, 2025
27.89
28.37
27.37
28.30
28.22
+2.44%
227,558
1.37
Nov 10, 2025
27.00
27.89
26.02
27.70
27.62
+4.03%
182,217
1.09
Nov 07, 2025
28.65
28.65
25.00
26.70
26.63
-3.84%
212,905
1.26
Nov 06, 2025
28.15
30.00
27.74
27.84
27.76
-0.48%
174,463
1.01
Nov 05, 2025
28.07
28.61
27.77
28.05
27.97
-0.40%
182,871
1.07
Rows: