Ati (ATI) Change in Inventory (2009 - 2026)

Ati's (ATI) quarterly Change in Inventory came in at $179.0 million in Q1 2026, up 338.73% year-on-year from $40.8 million in Q1 2025, and up 3908.51% quarter-over-quarter from -$4.7 million in Q4 2025.

Ati (ATI) Change in Inventory (2009 - 2026) Analysis & Trends

Ati has disclosed Change in Inventory across 18 years of filings, most recently posting $179.0 million for Q1 2026.

  • Change in Inventory for Q1 2026 came in at $179.0 million, up 338.73% year-over-year; the trailing twelve-month figure through Mar 2026 was $191.0 million (up 56.69% YoY), and the FY2025 annual result was $52.8 million, down 55.44% from the prior year.
  • Change in Inventory came in at $179.0 million for Q1 2026 at Ati, up from -$4.7 million in the prior quarter.
  • In the past five years, Change in Inventory ranged from a high of $181.3 million in Q1 2022 to a low of -$106.4 million in Q4 2023.
  • The 5-year median for Change in Inventory is $39.1 million (2024), against an average of $39.6 million.
  • Peak annual rise in Change in Inventory reached 662.16% in 2022, while the deepest fall reached 3693.33% in 2022.
  • Ati's Change in Inventory stood at -$53.9 million in 2022, then sank by 97.4% to -$106.4 million in 2023, then gained by 24.91% to -$79.9 million in 2024, then surged by 94.12% to -$4.7 million in 2025, then surged by 3908.51% to $179.0 million in 2026.
  • The last three Change in Inventory figures came in at $179.0 million (Q1 2026), -$4.7 million (Q4 2025), and $6.9 million (Q3 2025), per Business Quant data.

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Change in Inventory (Qtr)
1 Carpenter Technology 29.34 Bn 29.04 Bn 251.80 Mn 17.20 Mn
2 Ati 27.51 Bn 27.23 Bn 262.90 Mn 179.00 Mn
3 Mueller Industries 14.99 Bn 13.61 Bn 358.44 Mn 43.94 Mn
4 Commercial Metals 8.04 Bn 7.54 Bn 387.91 Mn -
5 Esab 6.48 Bn 6.34 Bn 257.79 Mn -23.35 Mn
6 Gpgi 3.86 Bn 3.85 Bn - -
7 Worthington Enterprises 2.96 Bn 2.95 Bn 109.47 Mn -11.00 Mn
8 Proto Labs 1.93 Bn 1.79 Bn 63.59 Mn 585,000.00
9 Ryerson Holding 1.17 Bn 1.15 Bn 288.80 Mn 45.30 Mn
10 Mayville Engineering Company 727.03 Mn 724.96 Mn 10.96 Mn 6.73 Mn

Historic Data

Download Data
DateValue
Mar 29, 2026 179.00 Mn
Mar 29, 2026 179.00 Mn
Dec 28, 2025 -4.70 Mn
Dec 28, 2025 -4.70 Mn
Sep 28, 2025 6.90 Mn
Sep 28, 2025 6.90 Mn
Jun 29, 2025 9.80 Mn
Jun 29, 2025 9.80 Mn
Mar 30, 2025 40.80 Mn
Mar 30, 2025 40.80 Mn
Dec 29, 2024 -79.90 Mn
Dec 29, 2024 -79.90 Mn
Sep 29, 2024 104.20 Mn
Sep 29, 2024 104.20 Mn
Jun 30, 2024 56.80 Mn
Jun 30, 2024 56.80 Mn
Mar 31, 2024 37.40 Mn
Mar 31, 2024 37.40 Mn
Dec 31, 2023 -106.40 Mn
Dec 31, 2023 -106.40 Mn