KOPPERS HOLDINGS INC. Earnings Per Share (Diluted)
KOPPERS HOLDINGS INC. (KOP) reported Earnings Per Share (Diluted) of -$7.71 per share for the 3-month period ending 2026-06-30, per its 10-Q filed 2026-08-06.
Financial Statements › Income Statement › Earnings Per Share
us-gaap:EarningsPerShareDiluted · last filed 2026-08-06
- KOPPERS HOLDINGS INC. earnings per share, diluted for the quarter ending 2026-06-30 was -$7.71, a 1051.85% decline year-over-year.
- KOPPERS HOLDINGS INC. earnings per share, diluted for the quarter ending 2026-03-31 was $0.35.
- KOPPERS HOLDINGS INC. earnings per share, diluted for the quarter ending 2025-12-31 was $1.46.
- KOPPERS HOLDINGS INC. earnings per share, diluted for the quarter ending 2025-09-30 was $1.17, a 7.34% increase year-over-year.
- KOPPERS HOLDINGS INC. earnings per share, diluted for fiscal 2025 was $2.74, a 11.38% increase from fiscal 2024.
- KOPPERS HOLDINGS INC. earnings per share, diluted for fiscal 2024 was $2.46, a 40.58% decline from fiscal 2023.
- KOPPERS HOLDINGS INC. earnings per share, diluted for fiscal 2023 was $4.14, a 38.93% increase from fiscal 2022.
- KOPPERS HOLDINGS INC. earnings per share, diluted for fiscal 2022 was $2.98, a 23.20% decline from fiscal 2021.
| Period end | Earnings Per Share, Diluted 3 month | Earnings Per Share, Diluted 3 month as first filed | Earnings Per Share, Diluted 6 month | Earnings Per Share, Diluted 9 month | Earnings Per Share, Diluted 12 month |
|---|---|---|---|---|---|
| 2026-06-30 | -$7.71 10-Q · filed 2026-08-06 | -$7.26 10-Q · filed 2026-08-06 | -$5.57 derived: net income ÷ weighted average shares · filed 2026-08-06 | -$4.35 derived: net income ÷ weighted average shares · filed 2026-08-06 | |
| 2026-03-31 | $0.35 10-Q · filed 2026-05-08 | $1.82 derived: net income ÷ weighted average shares · filed 2026-05-08 | $2.99 derived: net income ÷ weighted average shares · filed 2026-05-08 | $3.80 derived: net income ÷ weighted average shares · filed 2026-08-06 | |
| 2025-12-31 | $1.46 derived: net income ÷ weighted average shares · filed 2026-02-26 | $2.64 derived: net income ÷ weighted average shares · filed 2026-02-26 | $3.45 derived: net income ÷ weighted average shares · filed 2026-08-06 | $2.74 10-K · filed 2026-02-26 | |
| 2025-09-30 | $1.17 10-Q · filed 2025-11-07 | $1.99 derived: net income ÷ weighted average shares · filed 2026-08-06 | $1.29 10-Q · filed 2025-11-07 | $0.79 derived: net income ÷ weighted average shares · filed 2026-08-06 | |
| 2025-06-30 | $0.81 10-Q · filed 2026-08-06 | $0.12 10-Q · filed 2026-08-06 | -$0.38 derived: net income ÷ weighted average shares · filed 2026-08-06 | $0.73 derived: net income ÷ weighted average shares · filed 2026-08-06 | |
| 2025-03-31 | -$0.68 10-Q · filed 2026-05-08 | -$1.17 derived: net income ÷ weighted average shares · filed 2026-05-08 | -$0.06 derived: net income ÷ weighted average shares · filed 2026-05-08 | $1.22 derived: net income ÷ weighted average shares · filed 2026-05-08 | |
| 2024-12-31 | -$0.49 derived: net income ÷ weighted average shares · filed 2026-02-26 | $0.60 derived: net income ÷ weighted average shares · filed 2026-02-26 | $1.87 derived: net income ÷ weighted average shares · filed 2026-02-26 | $2.46 10-K · filed 2026-02-26 | |
| 2024-09-30 | $1.09 10-Q · filed 2025-11-07 | $2.33 derived: net income ÷ weighted average shares · filed 2025-11-07 | $2.92 10-Q · filed 2025-11-07 | $3.51 derived: net income ÷ weighted average shares · filed 2026-02-26 | |
| 2024-06-30 | $1.25 10-Q · filed 2025-08-08 | $1.83 10-Q · filed 2025-08-08 | $2.43 derived: net income ÷ weighted average shares · filed 2026-02-26 | $3.65 derived: net income ÷ weighted average shares · filed 2026-02-26 | |
| 2024-03-31 | $0.59 10-Q · filed 2025-05-09 | $1.19 derived: net income ÷ weighted average shares · filed 2026-02-26 | $2.41 derived: net income ÷ weighted average shares · filed 2026-02-26 | $3.55 derived: net income ÷ weighted average shares · filed 2026-02-26 | |
| 2023-12-31 | $0.60 derived: net income ÷ weighted average shares · filed 2026-02-26 | $1.82 derived: net income ÷ weighted average shares · filed 2026-02-26 | $2.96 derived: net income ÷ weighted average shares · filed 2026-02-26 | $4.14 10-K · filed 2026-02-26 | |
| 2023-09-30 | $1.22 10-Q · filed 2024-11-08 | $2.36 derived: net income ÷ weighted average shares · filed 2024-11-08 | $3.54 10-Q · filed 2024-11-08 | $4.21 derived: net income ÷ weighted average shares · filed 2025-02-27 | |
| 2023-06-30 | $1.15 10-Q · filed 2024-08-08 | $2.34 10-Q · filed 2024-08-08 | $2.99 derived: net income ÷ weighted average shares · filed 2025-02-27 | $3.90 derived: net income ÷ weighted average shares · filed 2025-02-27 | |
| 2023-03-31 | $1.19 10-Q · filed 2024-05-03 | $1.84 derived: net income ÷ weighted average shares · filed 2025-02-27 | $2.75 derived: net income ÷ weighted average shares · filed 2025-02-27 | $3.30 derived: net income ÷ weighted average shares · filed 2025-02-27 | |
| 2022-12-31 | $0.65 derived: net income ÷ weighted average shares · filed 2025-02-27 | $1.56 derived: net income ÷ weighted average shares · filed 2025-02-27 | $2.11 derived: net income ÷ weighted average shares · filed 2025-02-27 | $2.98 10-K · filed 2025-02-27 | |
| 2022-09-30 | $0.91 10-Q · filed 2023-11-03 | $1.46 derived: net income ÷ weighted average shares · filed 2023-11-03 | $2.32 10-Q · filed 2023-11-03 | $3.34 derived: net income ÷ weighted average shares · filed 2024-02-28 | |
| 2022-06-30 | $0.55 10-Q · filed 2023-08-03 | $1.42 10-Q · filed 2023-08-03 | $2.44 derived: net income ÷ weighted average shares · filed 2024-02-28 | $2.90 derived: net income ÷ weighted average shares · filed 2024-02-28 | |
| 2022-03-31 | $0.87 10-Q · filed 2023-05-05 | $1.88 derived: net income ÷ weighted average shares · filed 2024-02-28 | $2.35 derived: net income ÷ weighted average shares · filed 2024-02-28 | $3.57 derived: net income ÷ weighted average shares · filed 2024-02-28 | |
| 2021-12-31 | $1.02 derived: net income ÷ weighted average shares · filed 2024-02-28 | $1.48 derived: net income ÷ weighted average shares · filed 2024-02-28 | $2.71 derived: net income ÷ weighted average shares · filed 2024-02-28 | $3.88 10-K · filed 2024-02-28 | |
| 2021-09-30 | $0.47 10-Q · filed 2022-11-04 | $1.69 derived: net income ÷ weighted average shares · filed 2022-11-04 | $2.87 10-Q · filed 2022-11-04 | $3.72 derived: net income ÷ weighted average shares · filed 2023-02-27 | |
| 2021-06-30 | $1.22 10-Q · filed 2022-08-04 | $2.40 10-Q · filed 2022-08-04 | $3.26 derived: net income ÷ weighted average shares · filed 2023-02-27 | $6.75 derived: net income ÷ weighted average shares · filed 2023-02-27 | |
| 2021-03-31 | $1.18 10-Q · filed 2022-05-06 | $2.04 derived: net income ÷ weighted average shares · filed 2023-02-27 | $5.53 derived: net income ÷ weighted average shares · filed 2023-02-27 | $6.93 derived: net income ÷ weighted average shares · filed 2023-02-27 | |
| 2020-12-31 | $0.85 derived: net income ÷ weighted average shares · filed 2023-02-27 | $4.36 derived: net income ÷ weighted average shares · filed 2023-02-27 | $5.76 derived: net income ÷ weighted average shares · filed 2023-02-27 | $5.71 10-K · filed 2023-02-27 | |
| 2020-09-30 | $3.53 10-Q · filed 2021-11-04 | $4.94 derived: net income ÷ weighted average shares · filed 2021-11-04 | $4.88 10-Q · filed 2021-11-04 | $5.81 derived: net income ÷ weighted average shares · filed 2022-02-23 | |
| 2020-06-30 | $1.39 10-Q · filed 2021-08-06 | $1.32 10-Q · filed 2021-08-06 | $2.27 derived: net income ÷ weighted average shares · filed 2022-02-23 | $3.22 derived: net income ÷ weighted average shares · filed 2022-02-23 | |
| 2020-03-31 | -$0.07 10-Q · filed 2021-05-07 | $0.90 derived: net income ÷ weighted average shares · filed 2022-02-23 | $1.84 derived: net income ÷ weighted average shares · filed 2022-02-23 | $2.53 derived: net income ÷ weighted average shares · filed 2022-02-23 | |
| 2019-12-31 | $0.96 10-K · filed 2020-02-27 | $1.90 derived: net income ÷ weighted average shares · filed 2022-02-23 | $2.60 derived: net income ÷ weighted average shares · filed 2022-02-23 | $3.16 10-K · filed 2022-02-23 | |
| 2019-09-30 | $0.94 10-Q · filed 2020-11-04 | $1.64 derived: net income ÷ weighted average shares · filed 2020-11-04 | $2.20 10-Q · filed 2020-11-04 | $2.11 derived: net income ÷ weighted average shares · filed 2021-02-24 | |
| 2019-06-30 | $0.70 10-Q · filed 2020-08-05 | $1.25 10-Q · filed 2020-08-05 | $1.16 derived: net income ÷ weighted average shares · filed 2021-02-24 | $1.50 derived: net income ÷ weighted average shares · filed 2021-02-24 | |
| 2019-03-31 | $0.56 10-Q · filed 2020-05-07 | $0.55 10-Q · filed 2019-05-03 | $0.44 derived: net income ÷ weighted average shares · filed 2021-02-24 | $0.80 derived: net income ÷ weighted average shares · filed 2021-02-24 | $0.82 derived: net income ÷ weighted average shares · filed 2021-02-24 |
| 2018-12-31 | -$0.13 10-K · filed 2020-02-27 | $0.24 derived: net income ÷ weighted average shares · filed 2021-02-24 | $0.27 derived: net income ÷ weighted average shares · filed 2021-02-24 | $1.10 10-K · filed 2021-02-24 | |
| 2018-09-30 | $0.35 10-K · filed 2020-02-27 | $0.37 derived: net income ÷ weighted average shares · filed 2020-02-27 | $1.19 10-Q · filed 2019-11-07 | $0.51 derived: net income ÷ weighted average shares · filed 2020-02-27 | |
| 2018-06-30 | $0.03 10-K · filed 2020-02-27 | $0.83 10-Q · filed 2019-08-08 | $0.16 derived: net income ÷ weighted average shares · filed 2020-02-27 | $1.06 derived: net income ÷ weighted average shares · filed 2020-02-27 | |
| 2018-03-31 | $0.81 10-K · filed 2020-02-27 | $0.14 derived: net income ÷ weighted average shares · filed 2020-02-27 | $1.03 derived: net income ÷ weighted average shares · filed 2020-02-27 | $1.93 derived: net income ÷ weighted average shares · filed 2020-02-27 | |
| 2017-12-31 | -$0.71 10-K · filed 2019-03-01 | $0.23 derived: net income ÷ weighted average shares · filed 2020-02-27 | $1.12 derived: net income ÷ weighted average shares · filed 2020-02-27 | $1.32 10-K · filed 2020-02-27 | |
| 2017-09-30 | $0.91 10-K · filed 2019-03-01 | $1.80 derived: net income ÷ weighted average shares · filed 2019-03-01 | $2.00 10-Q · filed 2018-11-08 | $2.32 derived: net income ÷ weighted average shares · filed 2019-03-01 | |
| 2017-06-30 | $0.90 10-K · filed 2019-03-01 | $1.09 10-Q · filed 2018-08-09 | $1.41 derived: net income ÷ weighted average shares · filed 2019-03-01 | $1.98 derived: net income ÷ weighted average shares · filed 2019-03-01 | |
| 2017-03-31 | $0.20 10-K · filed 2019-03-01 | $0.50 derived: net income ÷ weighted average shares · filed 2019-03-01 | $1.07 derived: net income ÷ weighted average shares · filed 2019-03-01 | $1.64 derived: net income ÷ weighted average shares · filed 2019-03-01 | |
| 2016-12-31 | $0.30 10-K · filed 2018-02-27 | $0.87 derived: net income ÷ weighted average shares · filed 2019-03-01 | $1.45 derived: net income ÷ weighted average shares · filed 2019-03-01 | $1.39 10-K · filed 2019-03-01 | |
| 2016-09-30 | $0.58 10-K · filed 2018-02-27 | $1.15 derived: net income ÷ weighted average shares · filed 2018-02-27 | $1.09 10-Q · filed 2017-11-09 | -$3.12 derived: net income ÷ weighted average shares · filed 2018-02-27 | |
| 2016-06-30 | $0.57 10-K · filed 2018-02-27 | $0.52 10-Q · filed 2017-08-03 | -$3.73 derived: net income ÷ weighted average shares · filed 2018-02-27 | -$3.24 derived: net income ÷ weighted average shares · filed 2018-02-27 | |
| 2016-03-31 | -$0.06 10-K · filed 2018-02-27 | -$4.35 derived: net income ÷ weighted average shares · filed 2018-02-27 | -$3.85 derived: net income ÷ weighted average shares · filed 2018-02-27 | -$3.40 derived: net income ÷ weighted average shares · filed 2018-02-27 | |
| 2015-12-31 | -$4.27 10-K · filed 2017-02-24 | -$3.79 derived: net income ÷ weighted average shares · filed 2018-02-27 | -$3.34 derived: net income ÷ weighted average shares · filed 2018-02-27 | -$3.51 10-K · filed 2018-02-27 | |
| 2015-09-30 | $0.48 10-K · filed 2017-02-24 | $0.93 derived: net income ÷ weighted average shares · filed 2017-02-24 | $0.76 10-Q · filed 2016-11-03 | -$0.87 derived: net income ÷ weighted average shares · filed 2017-02-24 | |
| 2015-06-30 | $0.44 10-K · filed 2017-02-24 | $0.27 10-Q · filed 2016-08-04 | -$1.37 derived: net income ÷ weighted average shares · filed 2017-02-24 | -$1.50 derived: net income ÷ weighted average shares · filed 2017-02-24 | |
| 2015-03-31 | -$0.16 10-K · filed 2017-02-24 | -$1.82 derived: net income ÷ weighted average shares · filed 2017-02-24 | -$1.94 derived: net income ÷ weighted average shares · filed 2017-02-24 | -$1.86 derived: net income ÷ weighted average shares · filed 2017-02-24 | |
| 2014-12-31 | -$1.63 10-K · filed 2016-02-29 | -$1.78 derived: net income ÷ weighted average shares · filed 2017-02-24 | -$1.70 derived: net income ÷ weighted average shares · filed 2017-02-24 | -$1.58 10-K · filed 2017-02-24 | |
| 2014-09-30 | -$0.14 10-K · filed 2016-02-29 | -$0.05 derived: net income ÷ weighted average shares · filed 2016-02-29 | $0.05 10-Q · filed 2014-11-10 | -$0.15 derived: net income ÷ weighted average shares · filed 2016-02-29 | |
| 2014-06-30 | $0.08 10-K · filed 2016-02-29 | $0.19 10-Q · filed 2014-08-07 | -$0.01 derived: net income ÷ weighted average shares · filed 2016-02-29 | $0.91 derived: net income ÷ weighted average shares · filed 2016-02-29 | |
| 2014-03-31 | $0.11 10-K · filed 2016-02-29 | -$0.09 derived: net income ÷ weighted average shares · filed 2016-02-29 | $0.83 derived: net income ÷ weighted average shares · filed 2016-02-29 | $1.52 derived: net income ÷ weighted average shares · filed 2016-02-29 | |
| 2013-12-31 | -$0.20 10-K · filed 2015-03-02 | $0.72 derived: net income ÷ weighted average shares · filed 2016-02-29 | $1.41 derived: net income ÷ weighted average shares · filed 2016-02-29 | $1.94 10-K · filed 2016-02-29 | |
| 2013-09-30 | $0.92 10-K · filed 2015-03-02 | $1.60 derived: net income ÷ weighted average shares · filed 2015-03-02 | $2.13 10-Q · filed 2014-11-10 | $2.78 derived: net income ÷ weighted average shares · filed 2015-03-02 | |
| 2013-06-30 | $0.69 10-K · filed 2015-03-02 | $1.21 10-Q · filed 2014-08-07 | $1.86 derived: net income ÷ weighted average shares · filed 2015-03-02 | $2.63 derived: net income ÷ weighted average shares · filed 2015-03-02 | |
| 2013-03-31 | $0.53 10-K · filed 2015-03-02 | $1.18 derived: net income ÷ weighted average shares · filed 2015-03-02 | $1.94 derived: net income ÷ weighted average shares · filed 2015-03-02 | $2.92 derived: net income ÷ weighted average shares · filed 2015-03-02 | |
| 2012-12-31 | $0.65 10-K · filed 2014-03-03 | $1.42 derived: net income ÷ weighted average shares · filed 2015-03-02 | $2.39 derived: net income ÷ weighted average shares · filed 2015-03-02 | $3.13 10-K · filed 2015-03-02 | |
| 2012-09-30 | $0.77 10-K · filed 2014-03-03 | $1.74 derived: net income ÷ weighted average shares · filed 2014-03-03 | $2.49 10-Q · filed 2013-11-07 | $1.80 derived: net income ÷ weighted average shares · filed 2014-03-03 | |
| 2012-06-30 | $0.98 10-K · filed 2014-03-03 | $1.72 10-Q · filed 2013-08-08 | $1.04 derived: net income ÷ weighted average shares · filed 2014-03-03 | $2.11 derived: net income ÷ weighted average shares · filed 2014-03-03 | |
| 2012-03-31 | $0.75 10-K · filed 2014-03-03 | $0.07 derived: net income ÷ weighted average shares · filed 2014-03-03 | $1.14 derived: net income ÷ weighted average shares · filed 2014-03-03 | $2.09 derived: net income ÷ weighted average shares · filed 2014-03-03 | |
| 2011-12-31 | -$0.69 10-K · filed 2013-02-25 | $0.39 derived: net income ÷ weighted average shares · filed 2014-03-03 | $1.34 derived: net income ÷ weighted average shares · filed 2014-03-03 | $1.77 10-K · filed 2014-03-03 | |
| 2011-09-30 | $1.08 10-K · filed 2013-02-25 | $2.03 derived: net income ÷ weighted average shares · filed 2013-02-25 | $2.46 10-Q · filed 2012-11-09 | $2.71 derived: net income ÷ weighted average shares · filed 2013-02-25 | |
| 2011-06-30 | $0.96 10-K · filed 2013-02-25 | $1.39 10-Q · filed 2012-08-09 | $1.63 derived: net income ÷ weighted average shares · filed 2013-02-25 | $2.39 derived: net income ÷ weighted average shares · filed 2013-02-25 | |
| 2011-03-31 | $0.43 10-K · filed 2013-02-25 | $0.68 derived: net income ÷ weighted average shares · filed 2013-02-25 | $1.43 derived: net income ÷ weighted average shares · filed 2013-02-25 | $2.21 derived: net income ÷ weighted average shares · filed 2013-02-25 | |
| 2010-12-31 | $0.24 8-K · filed 2012-06-27 | $1.00 derived: net income ÷ weighted average shares · filed 2013-02-25 | $1.78 derived: net income ÷ weighted average shares · filed 2013-02-25 | $2.13 10-K · filed 2013-02-25 | |
| 2010-09-30 | $0.75 8-K · filed 2012-06-27 | $1.54 derived: net income ÷ weighted average shares · filed 2012-06-27 | $1.89 10-Q · filed 2011-11-04 | $1.24 derived: net income ÷ weighted average shares · filed 2012-06-27 | |
| 2010-06-30 | $0.78 8-K · filed 2012-06-27 | $1.13 10-Q · filed 2011-08-04 | $0.48 derived: net income ÷ weighted average shares · filed 2012-06-27 | $1.28 derived: net income ÷ weighted average shares · filed 2012-06-27 | |
| 2010-03-31 | $0.36 8-K · filed 2012-06-27 | -$0.30 derived: net income ÷ weighted average shares · filed 2012-06-27 | $0.50 derived: net income ÷ weighted average shares · filed 2012-06-27 | $1.07 derived: net income ÷ weighted average shares · filed 2012-06-27 | |
| 2009-12-31 | -$0.65 derived: net income ÷ weighted average shares · filed 2012-06-27 | $0.15 derived: net income ÷ weighted average shares · filed 2012-06-27 | $0.71 derived: net income ÷ weighted average shares · filed 2012-06-27 | $0.91 8-K · filed 2012-06-27 | |
| 2009-09-30 | $0.80 10-Q · filed 2010-11-04 | $1.37 derived: net income ÷ weighted average shares · filed 2010-11-04 | $1.57 10-Q · filed 2010-11-04 | ||
| 2009-06-30 | $0.57 10-Q · filed 2010-08-05 | $0.77 10-Q · filed 2010-08-05 | |||
| 2008-12-31 | $6.65 10-K · filed 2011-02-22 |
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