KOPPERS HOLDINGS INC. Increase (Decrease) in Inventories
KOPPERS HOLDINGS INC. (KOP) reported Increase (Decrease) in Inventories of -$19.20 million for the 6-month period ending 2026-06-30, per its 10-Q filed 2026-08-06.
Financial Statements › Cash Flow › Operating Activities
us-gaap:IncreaseDecreaseInInventories · last filed 2026-08-06
- KOPPERS HOLDINGS INC. increase (decrease) in inventories for the quarter ending 2026-06-30 was -$1.40M.
- KOPPERS HOLDINGS INC. increase (decrease) in inventories for the quarter ending 2026-03-31 was -$17.80M.
- KOPPERS HOLDINGS INC. increase (decrease) in inventories for the quarter ending 2025-12-31 was $3.50M, a 68.18% decline year-over-year.
- KOPPERS HOLDINGS INC. increase (decrease) in inventories for the quarter ending 2025-09-30 was -$4.40M.
- KOPPERS HOLDINGS INC. increase (decrease) in inventories for fiscal 2025 was -$10.40M, a 265.08% decline from fiscal 2024.
- KOPPERS HOLDINGS INC. increase (decrease) in inventories for fiscal 2024 was $6.30M, a 83.06% decline from fiscal 2023.
- KOPPERS HOLDINGS INC. increase (decrease) in inventories for fiscal 2023 was $37.20M, a 11.00% decline from fiscal 2022.
- KOPPERS HOLDINGS INC. increase (decrease) in inventories for fiscal 2022 was $41.80M, a 72.02% increase from fiscal 2021.
| Period end | Increase (Decrease) in Inventories 3 month | Increase (Decrease) in Inventories 6 month | Increase (Decrease) in Inventories 9 month | Increase (Decrease) in Inventories 12 month |
|---|---|---|---|---|
| 2026-06-30 | -$1.40M derived: 10-Q 6 month − 10-Q 3 month · filed 2026-08-06 | -$19.20M 10-Q · filed 2026-08-06 | -$15.70M derived: sum of 3 quarters · filed 2026-08-06 | -$20.10M derived: sum of 4 quarters · filed 2026-08-06 |
| 2026-03-31 | -$17.80M 10-Q · filed 2026-05-08 | -$14.30M derived: sum of 2 quarters · filed 2026-05-08 | -$18.70M derived: sum of 3 quarters · filed 2026-05-08 | -$24.20M derived: sum of 4 quarters · filed 2026-08-06 |
| 2025-12-31 | $3.50M derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-26 | -$900.00K derived: sum of 2 quarters · filed 2026-02-26 | -$6.40M derived: sum of 3 quarters · filed 2026-08-06 | -$10.40M 10-K · filed 2026-02-26 |
| 2025-09-30 | -$4.40M derived: 10-Q 9 month − 10-Q 6 month · filed 2025-11-07 | -$9.90M derived: sum of 2 quarters · filed 2026-08-06 | -$13.90M 10-Q · filed 2025-11-07 | -$2.90M derived: sum of 4 quarters · filed 2026-08-06 |
| 2025-06-30 | -$5.50M derived: 10-Q 6 month − 10-Q 3 month · filed 2026-08-06 | -$9.50M 10-Q · filed 2026-08-06 | $1.50M derived: sum of 3 quarters · filed 2026-08-06 | -$100.00K derived: sum of 4 quarters · filed 2026-08-06 |
| 2025-03-31 | -$4.00M 10-Q · filed 2026-05-08 | $7.00M derived: sum of 2 quarters · filed 2026-05-08 | $5.40M derived: sum of 3 quarters · filed 2026-05-08 | -$5.90M derived: sum of 4 quarters · filed 2026-05-08 |
| 2024-12-31 | $11.00M derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-26 | $9.40M derived: sum of 2 quarters · filed 2026-02-26 | -$1.90M derived: sum of 3 quarters · filed 2026-02-26 | $6.30M 10-K · filed 2026-02-26 |
| 2024-09-30 | -$1.60M derived: 10-Q 9 month − 10-Q 6 month · filed 2025-11-07 | -$12.90M derived: sum of 2 quarters · filed 2025-11-07 | -$4.70M 10-Q · filed 2025-11-07 | $15.70M derived: sum of 4 quarters · filed 2026-02-26 |
| 2024-06-30 | -$11.30M derived: 10-Q 6 month − 10-Q 3 month · filed 2025-08-08 | -$3.10M 10-Q · filed 2025-08-08 | $17.30M derived: sum of 3 quarters · filed 2026-02-26 | $16.90M derived: sum of 4 quarters · filed 2026-02-26 |
| 2024-03-31 | $8.20M 10-Q · filed 2025-05-09 | $28.60M derived: sum of 2 quarters · filed 2026-02-26 | $28.20M derived: sum of 3 quarters · filed 2026-02-26 | $23.00M derived: sum of 4 quarters · filed 2026-02-26 |
| 2023-12-31 | $20.40M derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-26 | $20.00M derived: sum of 2 quarters · filed 2026-02-26 | $14.80M derived: sum of 3 quarters · filed 2026-02-26 | $37.20M 10-K · filed 2026-02-26 |
| 2023-09-30 | -$400.00K derived: 10-Q 9 month − 10-Q 6 month · filed 2024-11-08 | -$5.60M derived: sum of 2 quarters · filed 2024-11-08 | $16.80M 10-Q · filed 2024-11-08 | $52.80M derived: sum of 4 quarters · filed 2025-02-27 |
| 2023-06-30 | -$5.20M derived: 10-Q 6 month − 10-Q 3 month · filed 2024-08-08 | $17.20M 10-Q · filed 2024-08-08 | $53.20M derived: sum of 3 quarters · filed 2025-02-27 | $39.40M derived: sum of 4 quarters · filed 2025-02-27 |
| 2023-03-31 | $22.40M 10-Q · filed 2024-05-03 | $58.40M derived: sum of 2 quarters · filed 2025-02-27 | $44.60M derived: sum of 3 quarters · filed 2025-02-27 | $50.70M derived: sum of 4 quarters · filed 2025-02-27 |
| 2022-12-31 | $36.00M derived: 10-K 12 month − 10-Q 9 month · filed 2025-02-27 | $22.20M derived: sum of 2 quarters · filed 2025-02-27 | $28.30M derived: sum of 3 quarters · filed 2025-02-27 | $41.80M 10-K · filed 2025-02-27 |
| 2022-09-30 | -$13.80M derived: 10-Q 9 month − 10-Q 6 month · filed 2023-11-03 | -$7.70M derived: sum of 2 quarters · filed 2023-11-03 | $5.80M 10-Q · filed 2023-11-03 | $25.90M derived: sum of 4 quarters · filed 2024-02-28 |
| 2022-06-30 | $6.10M derived: 10-Q 6 month − 10-Q 3 month · filed 2023-08-03 | $19.60M 10-Q · filed 2023-08-03 | $39.70M derived: sum of 3 quarters · filed 2024-02-28 | $49.60M derived: sum of 4 quarters · filed 2024-02-28 |
| 2022-03-31 | $13.50M 10-Q · filed 2023-05-05 | $33.60M derived: sum of 2 quarters · filed 2024-02-28 | $43.50M derived: sum of 3 quarters · filed 2024-02-28 | $37.80M derived: sum of 4 quarters · filed 2024-02-28 |
| 2021-12-31 | $20.10M derived: 10-K 12 month − 10-Q 9 month · filed 2024-02-28 | $30.00M derived: sum of 2 quarters · filed 2024-02-28 | $24.30M derived: sum of 3 quarters · filed 2024-02-28 | $24.30M 10-K · filed 2024-02-28 |
| 2021-09-30 | $9.90M derived: 10-Q 9 month − 10-Q 6 month · filed 2022-11-04 | $4.20M derived: sum of 2 quarters · filed 2022-11-04 | $4.20M 10-Q · filed 2022-11-04 | $26.80M derived: sum of 4 quarters · filed 2023-02-27 |
| 2021-06-30 | -$5.70M derived: 10-Q 6 month − 10-Q 3 month · filed 2022-08-04 | -$5.70M 10-Q · filed 2022-08-04 | $16.90M derived: sum of 3 quarters · filed 2023-02-27 | $14.40M derived: sum of 4 quarters · filed 2023-02-27 |
| 2021-03-31 | $0.00 10-Q · filed 2022-05-06 | $22.60M derived: sum of 2 quarters · filed 2023-02-27 | $20.10M derived: sum of 3 quarters · filed 2023-02-27 | -$100.00K derived: sum of 4 quarters · filed 2023-02-27 |
| 2020-12-31 | $22.60M derived: 10-K 12 month − 10-Q 9 month · filed 2023-02-27 | $20.10M derived: sum of 2 quarters · filed 2023-02-27 | -$100.00K derived: sum of 3 quarters · filed 2023-02-27 | -$8.70M 10-K · filed 2023-02-27 |
| 2020-09-30 | -$2.50M derived: 10-Q 9 month − 10-Q 6 month · filed 2021-11-04 | -$22.70M derived: sum of 2 quarters · filed 2021-11-04 | -$31.30M 10-Q · filed 2021-11-04 | -$9.90M derived: sum of 4 quarters · filed 2022-02-23 |
| 2020-06-30 | -$20.20M derived: 10-Q 6 month − 10-Q 3 month · filed 2021-08-06 | -$28.80M 10-Q · filed 2021-08-06 | -$7.40M derived: sum of 3 quarters · filed 2022-02-23 | -$8.10M derived: sum of 4 quarters · filed 2022-02-23 |
| 2020-03-31 | -$8.60M 10-Q · filed 2021-05-07 | $12.80M derived: sum of 2 quarters · filed 2022-02-23 | $12.10M derived: sum of 3 quarters · filed 2022-02-23 | $5.70M derived: sum of 4 quarters · filed 2022-02-23 |
| 2019-12-31 | $21.40M derived: 10-K 12 month − 10-Q 9 month · filed 2022-02-23 | $20.70M derived: sum of 2 quarters · filed 2022-02-23 | $14.30M derived: sum of 3 quarters · filed 2022-02-23 | $14.80M 10-K · filed 2022-02-23 |
| 2019-09-30 | -$700.00K derived: 10-Q 9 month − 10-Q 6 month · filed 2020-11-04 | -$7.10M derived: sum of 2 quarters · filed 2020-11-04 | -$6.60M 10-Q · filed 2020-11-04 | -$8.60M derived: sum of 4 quarters · filed 2021-02-24 |
| 2019-06-30 | -$6.40M derived: 10-Q 6 month − 10-Q 3 month · filed 2020-08-05 | -$5.90M 10-Q · filed 2020-08-05 | -$7.90M derived: sum of 3 quarters · filed 2021-02-24 | -$13.70M derived: sum of 4 quarters · filed 2021-02-24 |
| 2019-03-31 | $500.00K 10-Q · filed 2020-05-07 | -$1.50M derived: sum of 2 quarters · filed 2021-02-24 | -$7.30M derived: sum of 3 quarters · filed 2021-02-24 | $8.10M derived: sum of 4 quarters · filed 2021-02-24 |
| 2018-12-31 | -$2.00M derived: 10-K 12 month − 10-Q 9 month · filed 2021-02-24 | -$7.80M derived: sum of 2 quarters · filed 2021-02-24 | $7.60M derived: sum of 3 quarters · filed 2021-02-24 | $18.30M 10-K · filed 2021-02-24 |
| 2018-09-30 | -$5.80M derived: 10-Q 9 month − 10-Q 6 month · filed 2019-11-07 | $9.60M derived: sum of 2 quarters · filed 2019-11-07 | $20.30M 10-Q · filed 2019-11-07 | $30.10M derived: sum of 4 quarters · filed 2020-02-27 |
| 2018-06-30 | $15.40M derived: 10-Q 6 month − 10-Q 3 month · filed 2019-08-08 | $26.10M 10-Q · filed 2019-08-08 | $35.90M derived: sum of 3 quarters · filed 2020-02-27 | $30.00M derived: sum of 4 quarters · filed 2020-02-27 |
| 2018-03-31 | $10.70M 10-Q · filed 2019-05-03 | $20.50M derived: sum of 2 quarters · filed 2020-02-27 | $14.60M derived: sum of 3 quarters · filed 2020-02-27 | $1.50M derived: sum of 4 quarters · filed 2020-02-27 |
| 2017-12-31 | $9.80M derived: 10-K 12 month − 10-Q 9 month · filed 2020-02-27 | $3.90M derived: sum of 2 quarters · filed 2020-02-27 | -$9.20M derived: sum of 3 quarters · filed 2020-02-27 | -$700.00K 10-K · filed 2020-02-27 |
| 2017-09-30 | -$5.90M derived: 10-Q 9 month − 10-Q 6 month · filed 2018-11-08 | -$19.00M derived: sum of 2 quarters · filed 2018-11-08 | -$10.50M 10-Q · filed 2018-11-08 | $6.60M derived: sum of 4 quarters · filed 2019-03-01 |
| 2017-06-30 | -$13.10M derived: 10-Q 6 month − 10-Q 3 month · filed 2018-08-09 | -$4.60M 10-Q · filed 2018-08-09 | $12.50M derived: sum of 3 quarters · filed 2019-03-01 | $4.70M derived: sum of 4 quarters · filed 2019-03-01 |
| 2017-03-31 | $8.50M 10-Q · filed 2018-05-03 | $25.60M derived: sum of 2 quarters · filed 2019-03-01 | $17.80M derived: sum of 3 quarters · filed 2019-03-01 | $6.60M derived: sum of 4 quarters · filed 2019-03-01 |
| 2016-12-31 | $17.10M derived: 10-K 12 month − 10-Q 9 month · filed 2019-03-01 | $9.30M derived: sum of 2 quarters · filed 2019-03-01 | -$1.90M derived: sum of 3 quarters · filed 2019-03-01 | $3.30M 10-K · filed 2019-03-01 |
| 2016-09-30 | -$7.80M derived: 10-Q 9 month − 10-Q 6 month · filed 2017-11-09 | -$19.00M derived: sum of 2 quarters · filed 2017-11-09 | -$13.80M 10-Q · filed 2017-11-09 | $4.20M derived: sum of 4 quarters · filed 2018-02-27 |
| 2016-06-30 | -$11.20M derived: 10-Q 6 month − 10-Q 3 month · filed 2017-08-03 | -$6.00M 10-Q · filed 2017-08-03 | $12.00M derived: sum of 3 quarters · filed 2018-02-27 | $2.80M derived: sum of 4 quarters · filed 2018-02-27 |
| 2016-03-31 | $5.20M 10-Q · filed 2017-05-08 | $23.20M derived: sum of 2 quarters · filed 2018-02-27 | $14.00M derived: sum of 3 quarters · filed 2018-02-27 | $14.30M derived: sum of 4 quarters · filed 2018-02-27 |
| 2015-12-31 | $18.00M derived: 10-K 12 month − 10-Q 9 month · filed 2018-02-27 | $8.80M derived: sum of 2 quarters · filed 2018-02-27 | $9.10M derived: sum of 3 quarters · filed 2018-02-27 | $4.30M 10-K · filed 2018-02-27 |
| 2015-09-30 | -$9.20M derived: 10-Q 9 month − 10-Q 6 month · filed 2016-11-03 | -$8.90M derived: sum of 2 quarters · filed 2016-11-03 | -$13.70M 10-Q · filed 2016-11-03 | $5.20M derived: sum of 4 quarters · filed 2017-02-24 |
| 2015-06-30 | $300.00K derived: 10-Q 6 month − 10-Q 3 month · filed 2016-08-04 | -$4.50M 10-Q · filed 2016-08-04 | $14.40M derived: sum of 3 quarters · filed 2017-02-24 | $7.70M derived: sum of 4 quarters · filed 2017-02-24 |
| 2015-03-31 | -$4.80M 10-Q · filed 2016-05-06 | $14.10M derived: sum of 2 quarters · filed 2017-02-24 | $7.40M derived: sum of 3 quarters · filed 2017-02-24 | $2.60M derived: sum of 4 quarters · filed 2017-02-24 |
| 2014-12-31 | $18.90M derived: 10-K 12 month − 10-Q 9 month · filed 2017-02-24 | $12.20M derived: sum of 2 quarters · filed 2017-02-24 | $7.40M derived: sum of 3 quarters · filed 2017-02-24 | $14.00M 10-K · filed 2017-02-24 |
| 2014-09-30 | -$6.70M derived: 10-Q 9 month − 10-Q 6 month · filed 2015-11-05 | -$11.50M derived: sum of 2 quarters · filed 2015-11-05 | -$4.90M 10-Q · filed 2015-11-05 | -$1.00M derived: sum of 4 quarters · filed 2016-02-29 |
| 2014-06-30 | -$4.80M derived: 10-Q 6 month − 10-Q 3 month · filed 2015-08-06 | $1.80M 10-Q · filed 2015-08-06 | $5.70M derived: sum of 3 quarters · filed 2016-02-29 | -$14.10M derived: sum of 4 quarters · filed 2016-02-29 |
| 2014-03-31 | $6.60M 10-Q · filed 2015-05-08 | $10.50M derived: sum of 2 quarters · filed 2016-02-29 | -$9.30M derived: sum of 3 quarters · filed 2016-02-29 | -$13.10M derived: sum of 4 quarters · filed 2016-02-29 |
| 2013-12-31 | $3.90M derived: 10-K 12 month − 10-Q 9 month · filed 2016-02-29 | -$15.90M derived: sum of 2 quarters · filed 2016-02-29 | -$19.70M derived: sum of 3 quarters · filed 2016-02-29 | -$21.60M 10-K · filed 2016-02-29 |
| 2013-09-30 | -$19.80M derived: 10-Q 9 month − 10-Q 6 month · filed 2014-11-10 | -$23.60M derived: sum of 2 quarters · filed 2014-11-10 | -$25.50M 10-Q · filed 2014-11-10 | -$28.90M derived: sum of 4 quarters · filed 2015-03-02 |
| 2013-06-30 | -$3.80M derived: 10-Q 6 month − 10-Q 3 month · filed 2014-08-07 | -$5.70M 10-Q · filed 2014-08-07 | -$9.10M derived: sum of 3 quarters · filed 2015-03-02 | -$10.20M derived: sum of 4 quarters · filed 2015-03-02 |
| 2013-03-31 | -$1.90M 10-Q · filed 2014-05-07 | -$5.30M derived: sum of 2 quarters · filed 2015-03-02 | -$6.40M derived: sum of 3 quarters · filed 2015-03-02 | $7.90M derived: sum of 4 quarters · filed 2015-03-02 |
| 2012-12-31 | -$3.40M derived: 10-K 12 month − 10-Q 9 month · filed 2015-03-02 | -$4.50M derived: sum of 2 quarters · filed 2015-03-02 | $9.80M derived: sum of 3 quarters · filed 2015-03-02 | $26.50M 10-K · filed 2015-03-02 |
| 2012-09-30 | -$1.10M derived: 10-Q 9 month − 10-Q 6 month · filed 2013-11-07 | $13.20M derived: sum of 2 quarters · filed 2013-11-07 | $29.90M 10-Q · filed 2013-11-07 | $22.30M derived: sum of 4 quarters · filed 2014-03-03 |
| 2012-06-30 | $14.30M derived: 10-Q 6 month − 10-Q 3 month · filed 2013-08-08 | $31.00M 10-Q · filed 2013-08-08 | $23.40M derived: sum of 3 quarters · filed 2014-03-03 | $33.20M derived: sum of 4 quarters · filed 2014-03-03 |
| 2012-03-31 | $16.70M 10-Q · filed 2013-05-03 | $9.10M derived: sum of 2 quarters · filed 2014-03-03 | $18.90M derived: sum of 3 quarters · filed 2014-03-03 | $6.00M derived: sum of 4 quarters · filed 2014-03-03 |
| 2011-12-31 | -$7.60M derived: 10-K 12 month − 10-Q 9 month · filed 2014-03-03 | $2.20M derived: sum of 2 quarters · filed 2014-03-03 | -$10.70M derived: sum of 3 quarters · filed 2014-03-03 | -$5.10M 10-K · filed 2014-03-03 |
| 2011-09-30 | $9.80M derived: 10-Q 9 month − 10-Q 6 month · filed 2012-11-09 | -$3.10M derived: sum of 2 quarters · filed 2012-11-09 | $2.50M 10-Q · filed 2012-11-09 | $6.90M derived: sum of 4 quarters · filed 2013-02-25 |
| 2011-06-30 | -$12.90M derived: 10-Q 6 month − 8-K 3 month · filed 2012-08-09 | -$7.30M 10-Q · filed 2012-08-09 | -$2.90M derived: sum of 3 quarters · filed 2013-02-25 | -$14.90M derived: sum of 4 quarters · filed 2013-02-25 |
| 2011-03-31 | $5.60M 8-K · filed 2012-06-27 | $10.00M derived: sum of 2 quarters · filed 2013-02-25 | -$2.00M derived: sum of 3 quarters · filed 2013-02-25 | -$1.10M derived: sum of 4 quarters · filed 2013-02-25 |
| 2010-12-31 | $4.40M derived: 10-K 12 month − 10-Q 9 month · filed 2013-02-25 | -$7.60M derived: sum of 2 quarters · filed 2013-02-25 | -$6.70M derived: sum of 3 quarters · filed 2013-02-25 | -$8.20M 10-K · filed 2013-02-25 |
| 2010-09-30 | -$12.00M derived: 10-Q 9 month − 10-Q 6 month · filed 2011-11-04 | -$11.10M derived: sum of 2 quarters · filed 2011-11-04 | -$12.60M 10-Q · filed 2011-11-04 | -$24.60M derived: sum of 4 quarters · filed 2012-06-27 |
| 2010-06-30 | $900.00K derived: 10-Q 6 month − 10-Q 3 month · filed 2011-08-04 | -$600.00K 10-Q · filed 2011-08-04 | -$12.60M derived: sum of 3 quarters · filed 2012-06-27 | $2.50M derived: sum of 4 quarters · filed 2012-06-27 |
| 2010-03-31 | -$1.50M 10-Q · filed 2011-05-05 | -$13.50M derived: sum of 2 quarters · filed 2012-06-27 | $1.60M derived: sum of 3 quarters · filed 2012-06-27 | |
| 2009-12-31 | -$12.00M derived: 8-K 12 month − 10-Q 9 month · filed 2012-06-27 | $3.10M derived: sum of 2 quarters · filed 2012-06-27 | -$31.50M 8-K · filed 2012-06-27 | |
| 2009-09-30 | $15.10M derived: 10-Q 9 month − 10-Q 6 month · filed 2010-11-04 | -$19.50M 10-Q · filed 2010-11-04 | ||
| 2009-06-30 | -$34.60M 10-Q · filed 2010-08-05 | |||
| 2008-12-31 | $15.10M 10-K · filed 2011-02-22 |
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