Koppers Holdings Inc. - KOP - Stock Historical Data & Price

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
January 14, 2026	28.9	29.36	29.36	29.72	28.67	107,783
January 13, 2026	28.92	28.74	28.74	29.91	28.71	117,000
January 12, 2026	28.25	28.93	28.93	29.01	27.49	115,600
January 09, 2026	27.04	28.33	28.33	28.47	26.81	220,024
January 08, 2026	26.8	27.62	27.62	27.83	26.77	85,747
January 07, 2026	27.65	26.93	26.93	27.77	26.79	123,935
January 06, 2026	26.75	27.63	27.63	27.72	26.55	247,845
January 05, 2026	26.52	26.93	26.93	27.49	26.52	102,511
January 02, 2026	27.04	26.67	26.67	27.29	26.65	122,918
December 31, 2025	27.39	27.08	27.08	27.48	27	116,443
December 30, 2025	27.2	27.35	27.35	27.6	27.01	115,629
December 29, 2025	26.94	27.29	27.29	27.31	26.64	139,900
December 26, 2025	27.15	26.95	26.95	27.24	26.78	94,264
December 24, 2025	26.89	27.25	27.25	27.29	26.88	54,900
December 23, 2025	27.26	26.85	26.85	27.33	26.76	80,812
December 22, 2025	27.42	27.27	27.27	28.13	27.21	182,021
December 19, 2025	27.92	27.49	27.49	28	27.08	325,900
December 18, 2025	28.17	28.13	28.13	28.68	27.88	143,100
December 17, 2025	28.51	28.3	28.3	28.83	28.17	106,645
December 16, 2025	28.47	28.62	28.62	29.04	28.12	220,602
December 15, 2025	29.06	28.49	28.49	29.47	28.42	120,300
December 12, 2025	29.25	29.01	29.01	29.8	28.92	151,539
December 11, 2025	29.04	29.26	29.26	29.34	28.72	109,517
December 10, 2025	27.69	28.78	28.78	29.09	27.69	192,800
December 09, 2025	28.25	27.79	27.79	28.41	27.47	165,243
December 08, 2025	28.08	28.05	28.05	28.61	27.87	154,000
December 05, 2025	27.84	28.01	28.01	28.49	27.84	106,218
December 04, 2025	29.08	28.05	28.04	29.25	28	87,619
December 03, 2025	29.24	29.2	29.2	29.71	28.81	105,900
December 02, 2025	29.77	29.22	29.22	29.77	28.92	133,600
December 01, 2025	29.43	29.62	29.62	30.08	29.43	90,220
November 28, 2025	29.62	29.67	29.67	29.91	29.4	94,336
November 26, 2025	29.55	29.7	29.62	30.35	29.55	196,041
November 25, 2025	28.75	29.89	29.81	30.13	28.71	195,246
November 24, 2025	28.26	28.55	28.47	28.64	27.7	166,229
November 21, 2025	27.4	28.21	28.21	28.81	27.23	206,100
November 20, 2025	28.09	27.29	27.29	28.44	27.18	98,600
November 19, 2025	27.97	27.74	27.74	28.04	27.46	141,305
November 18, 2025	27.72	27.93	27.93	28.49	27.49	160,715
November 17, 2025	28.98	27.86	27.86	28.99	27.84	186,400
November 14, 2025	29.34	28.94	28.94	29.75	28.51	234,900
November 13, 2025	28.43	29.39	29.39	29.58	28.14	196,708
November 12, 2025	28.44	28.55	28.55	28.95	28.18	172,100
November 11, 2025	27.89	28.3	28.3	28.37	27.37	227,600
November 10, 2025	27	27.7	27.7	27.89	26.02	182,217
November 07, 2025	28.65	26.7	26.7	28.65	25	212,905
November 06, 2025	28.15	27.84	27.84	30	27.74	174,500
November 05, 2025	28.07	28.05	28.05	28.61	27.77	182,900
November 04, 2025	27.86	28.24	28.24	28.48	26.93	135,200
November 03, 2025	28.01	28.17	28.17	28.39	27.52	174,155
October 31, 2025	27.58	28.22	28.22	28.39	27.1	162,525
October 30, 2025	28.67	27.61	27.61	28.67	27.26	162,622
October 29, 2025	29.38	29.25	29.25	29.83	28.82	219,546
October 28, 2025	29.19	29.37	29.37	29.59	28.82	139,406
October 27, 2025	29.36	29.41	29.41	29.63	28.96	152,016
October 24, 2025	29.12	29.14	29.14	29.44	29.07	85,607
October 23, 2025	28.62	28.72	28.72	29.04	28.3	104,700
October 22, 2025	28	28.38	28.38	28.44	27.94	145,003
October 21, 2025	27.02	27.99	27.99	28.03	27	153,347
October 20, 2025	26.92	27.01	27.01	27.15	26.57	119,400

Koppers Holdings Inc. (KOP) NYSE