NYSE · KOP

Koppers Holdings Inc.

Basic Materials · Chemicals - Specialty

$46.56

Up+$0.33 (+0.71%)

Updated Aug 29, 2026, 8:01 PM

SID Score

4.7/10

Composite research score

Smart Money

—

Institutional and insider signal

Price performance

KOP price history

1M range · 21 trading sessions · Daily adjusted prices

Daily close

View OHLC price history

KOP OHLC price history, latest 40 sessions
Date	Open	High	Low	Close	Volume
Aug 28, 2026	$46.74	$47.00	$46.00	$46.56	117.71K
Aug 27, 2026	$46.05	$46.6299	$45.3465	$46.32	112.91K
Aug 26, 2026	$46.56	$47.0899	$45.92	$46.34	149.23K
Aug 25, 2026	$45.87	$46.6193	$44.81	$46.13	108.67K
Aug 24, 2026	$45.43	$46.00	$44.8935	$45.83	145.67K
Aug 21, 2026	$45.88	$46.735	$44.16	$45.19	313.68K
Aug 20, 2026	$44.47	$46.27	$44.47	$45.88	194.31K
Aug 19, 2026	$45.72	$47.02	$44.76	$44.90	157.28K
Aug 18, 2026	$47.29	$47.82	$45.15	$45.44	162.79K
Aug 17, 2026	$47.05	$47.565	$46.13	$47.45	167.45K
Aug 14, 2026	$46.14	$47.405	$45.8948	$47.14	220.39K
Aug 13, 2026	$45.36	$46.72	$44.91	$46.22	259.23K
Aug 12, 2026	$46.38	$46.74	$44.10	$45.34	344.56K
Aug 11, 2026	$50.00	$50.20	$45.77	$46.01	301.02K
Aug 10, 2026	$51.01	$51.49	$49.62	$50.54	200.38K
Aug 7, 2026	$51.15	$51.31	$48.80	$51.24	478.66K
Aug 6, 2026	$48.63	$53.00	$47.81	$52.33	251.53K
Aug 5, 2026	$51.68	$52.0475	$50.9601	$51.03	156.04K
Aug 4, 2026	$50.47	$52.15	$49.83	$51.99	175.93K
Aug 3, 2026	$49.46	$51.06	$48.975	$50.73	144.83K
Jul 31, 2026	$48.41	$49.595	$47.81	$49.02	145.86K