Koppers Holdings KOP
NYSE KOP
$45.27 -0.69 (-1.50%)
At close: Sep 18, 2026 · 4:00 PM EDT

Koppers Holdings (KOP) Change in Inventory (2009 - 2026)

Koppers Holdings' (KOP) quarterly Change in Inventory came in at -$1.4 million in Q2 2026, up 74.55% year-over-year from -$802083.3 in Q2 2025, and up 92.13% quarter-over-quarter from -$17.8 million in Q1 2026.

Analysis

Koppers Holdings (KOP) Change in Inventory (2009 - 2026) Analysis & Trends

Koppers Holdings has disclosed Change in Inventory across 18 years of filings, most recently posting -$1.4 million for Q2 2026.

  • In Q2 2026, Change in Inventory rose 74.55% year-over-year to -$1.4 million; the TTM figure through Jun 2026 stood at -$20.1 million (down 20000.0% YoY), while the FY2025 annual figure was -$10.4 million, down 265.08% from the prior year.
  • Change in Inventory came in at -$1.4 million for Q2 2026 at Koppers Holdings, up from -$17.8 million in the prior quarter.
  • In the past five years, Change in Inventory ranged from a high of $36.0 million in Q4 2022 to a low of -$17.8 million in Q1 2026.
  • Average Change in Inventory over 5 years is $3.1 million, with a median of -$900000.0 recorded in 2023.
  • Year-over-year, Change in Inventory surged 207.02% in 2022 and plunged 345.0% in 2026.
  • Over 5 years, Change in Inventory stood at $36.0 million in 2022, then slumped by 43.33% to $20.4 million in 2023, then tumbled by 46.08% to $11.0 million in 2024, then plunged by 68.18% to $3.5 million in 2025, then tumbled by 140.0% to -$1.4 million in 2026.
  • Per Business Quant data, the three most recent Change in Inventory figures were -$1.4 million in Q2 2026, -$17.8 million in Q1 2026, and $3.5 million in Q4 2025.
Peer Set

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Change in Inventory (Qtr)
1 Corning 129.30 Bn 127.37 Bn 1.63 Bn 145.00 Mn
2 Ati 26.11 Bn 25.45 Bn 309.80 Mn 87.00 Mn
3 Qnity Electronics 25.16 Bn 24.48 Bn 666.00 Mn -
4 International Flavors & Fragrances 21.20 Bn 20.66 Bn 853.00 Mn 12.00 Mn
5 DuPont de Nemours 17.42 Bn 15.79 Bn 639.00 Mn -
6 Avery Dennison 12.73 Bn 12.50 Bn 729.40 Mn -
7 Solstice Advanced Materials 9.10 Bn 8.36 Bn 370.00 Mn -37.00 Mn
8 Element Solutions 7.98 Bn 7.80 Bn 334.00 Mn -4.60 Mn
9 Eastman Chemical 7.51 Bn 6.90 Bn 560.00 Mn 27.00 Mn
10 Koppers Holdings 856.13 Mn 815.43 Mn 109.00 Mn -1.40 Mn
Historic Data

Historic Data

Download Data
DateValue
Jun 30, 2026 -1.40 Mn
Mar 31, 2026 -17.80 Mn
Dec 31, 2025 3.50 Mn
Sep 30, 2025 -4.40 Mn
Jun 30, 2025 -5.50 Mn
Mar 31, 2025 -4.00 Mn
Dec 31, 2024 11.00 Mn
Sep 30, 2024 -1.60 Mn
Jun 30, 2024 -11.30 Mn
Mar 31, 2024 8.20 Mn
Dec 31, 2023 20.40 Mn
Sep 30, 2023 -400,000.00
Jun 30, 2023 -5.20 Mn
Mar 31, 2023 22.40 Mn
Dec 31, 2022 36.00 Mn
Sep 30, 2022 -13.80 Mn
Jun 30, 2022 6.10 Mn
Mar 31, 2022 13.50 Mn
Dec 31, 2021 20.10 Mn
Sep 30, 2021 9.90 Mn