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AMERICAN SUPERCONDUCTOR CORP /DE/ (AMSC) Inventory Write-down

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AMERICAN SUPERCONDUCTOR CORP /DE/ Inventory Write-down

AMERICAN SUPERCONDUCTOR CORP /DE/ (AMSC) reported Inventory Write-down of $1.07 million for the 3-month period ending 2026-06-30, per its 10-Q filed 2026-08-05.

Financial Statements › Expense Statement › Operating Expenses

us-gaap:InventoryWriteDown · last filed 2026-08-05

  • AMERICAN SUPERCONDUCTOR CORP /DE/ inventory write-down for the quarter ending 2026-06-30 was $1.07M, a 50.91% increase year-over-year.
  • AMERICAN SUPERCONDUCTOR CORP /DE/ inventory write-down for the quarter ending 2026-03-31 was $1.33M, a 285.84% increase year-over-year.
  • AMERICAN SUPERCONDUCTOR CORP /DE/ inventory write-down for the quarter ending 2025-12-31 was $400.00K, a 0.00% change year-over-year.
  • AMERICAN SUPERCONDUCTOR CORP /DE/ inventory write-down for the quarter ending 2025-09-30 was $1.10M, a 266.67% increase year-over-year.
  • AMERICAN SUPERCONDUCTOR CORP /DE/ inventory write-down for fiscal 2026 was $3.50M, a 128.26% increase from fiscal 2025.
  • AMERICAN SUPERCONDUCTOR CORP /DE/ inventory write-down for fiscal 2025 was $1.53M, a 22.23% decline from fiscal 2024.
  • AMERICAN SUPERCONDUCTOR CORP /DE/ inventory write-down for fiscal 2024 was $1.97M, a 34.29% increase from fiscal 2023.
  • AMERICAN SUPERCONDUCTOR CORP /DE/ inventory write-down for fiscal 2023 was $1.47M, a 22.87% decline from fiscal 2022.
Period endInventory Write-down 3 monthInventory Write-down 3 month as first filedInventory Write-down 6 monthInventory Write-down 7 monthInventory Write-down 9 monthInventory Write-down 9 month as first filedInventory Write-down 12 month
2026-06-30$1.07M
10-Q · filed 2026-08-05
$2.41M
derived: sum of 2 quarters · filed 2026-08-05
$2.81M
derived: sum of 3 quarters · filed 2026-08-05
$3.91M
derived: sum of 4 quarters · filed 2026-08-05
2026-03-31$1.33M
derived: 10-K 12 month − 10-Q 9 month · filed 2026-05-27
$1.74M
derived: sum of 2 quarters · filed 2026-05-27
$2.83M
derived: sum of 3 quarters · filed 2026-05-27
$3.50M
10-K · filed 2026-05-27
2025-12-31$400.00K
10-Q · filed 2026-02-04
$1.50M
derived: sum of 2 quarters · filed 2026-02-04
$2.16M
10-Q · filed 2026-02-04
$2.56M
derived: sum of 4 quarters · filed 2026-08-05
2025-09-30$1.10M
10-Q · filed 2025-11-05
$1.79M
10-Q · filed 2025-11-05
$2.16M
derived: sum of 3 quarters · filed 2026-08-05
$2.56M
derived: sum of 4 quarters · filed 2026-08-05
2025-06-30$711.00K
10-Q · filed 2026-08-05
$1.06M
derived: sum of 2 quarters · filed 2026-08-05
$1.46M
derived: sum of 3 quarters · filed 2026-08-05
$1.76M
derived: sum of 4 quarters · filed 2026-08-05
2025-03-31$346.00K
derived: 10-K 12 month − 10-Q 9 month · filed 2026-05-27
$746.00K
derived: sum of 2 quarters · filed 2026-05-27
$1.05M
derived: sum of 3 quarters · filed 2026-05-27
$1.53M
10-K · filed 2026-05-27
2024-12-31$400.00K
10-Q · filed 2026-02-04
$700.00K
derived: sum of 2 quarters · filed 2026-02-04
$1.19M
10-Q · filed 2026-02-04
$1.64M
derived: sum of 4 quarters · filed 2026-05-27
2024-09-30$300.00K
10-Q · filed 2025-11-05
$780.00K
10-Q · filed 2025-11-05
$800.00K
10-Q · filed 2024-10-30
$1.74M
derived: sum of 4 quarters · filed 2026-05-27
2024-06-30$503.00K
10-Q · filed 2025-07-30
$500.00K
10-Q · filed 2024-08-06
$503.00K
10-Q · filed 2024-08-06
$1.44M
derived: sum of 3 quarters · filed 2026-05-27
$2.14M
derived: sum of 4 quarters · filed 2026-05-27
2024-03-31$434.00K
derived: 10-K 12 month − 10-Q 9 month · filed 2026-05-27
$934.00K
derived: sum of 2 quarters · filed 2026-05-27
$1.63M
derived: sum of 3 quarters · filed 2026-05-27
$1.97M
10-K · filed 2026-05-27
2023-12-31$500.00K
10-Q · filed 2025-02-05
$1.20M
derived: sum of 2 quarters · filed 2025-02-05
$1.54M
10-Q · filed 2025-02-05
$1.82M
derived: sum of 4 quarters · filed 2025-02-05
2023-09-30$700.00K
10-Q · filed 2024-10-30
$1.07M
10-Q · filed 2024-10-30
$1.10M
10-Q · filed 2024-10-30
$1.52M
derived: sum of 4 quarters · filed 2024-10-30
2023-06-30$400.00K
10-Q · filed 2024-08-06
$384.00K
10-Q · filed 2023-08-09
$384.00K
10-Q · filed 2024-08-06
$820.00K
derived: sum of 3 quarters · filed 2024-08-06
$1.52M
derived: sum of 4 quarters · filed 2024-08-06
2023-03-31$220.00K
derived: 10-K 12 month − 10-Q 9 month · filed 2024-05-29
$420.00K
derived: sum of 2 quarters · filed 2024-05-29
$1.12M
derived: sum of 3 quarters · filed 2024-05-29
$1.47M
10-K · filed 2024-05-29
2022-12-31$200.00K
10-Q · filed 2024-01-24
$900.00K
derived: sum of 2 quarters · filed 2024-01-24
$1.25M
10-Q · filed 2024-01-24
$1.52M
derived: sum of 4 quarters · filed 2024-01-24
2022-09-30$700.00K
10-Q · filed 2023-11-01
$1.01M
10-Q · filed 2023-11-01
$1.32M
derived: sum of 3 quarters · filed 2023-11-01
$1.72M
derived: sum of 4 quarters · filed 2023-11-01
2022-06-30$346.00K
10-Q · filed 2023-08-09
$621.00K
derived: sum of 2 quarters · filed 2023-08-09
$1.02M
derived: sum of 3 quarters · filed 2023-08-09
$1.62M
derived: sum of 4 quarters · filed 2023-08-09
2022-03-31$275.00K
derived: 10-K 12 month − 10-Q 9 month · filed 2023-05-31
$675.00K
derived: sum of 2 quarters · filed 2023-05-31
$1.27M
derived: sum of 3 quarters · filed 2023-05-31
$1.90M
10-K · filed 2023-05-31
2021-12-31$400.00K
10-Q · filed 2023-02-01
$1.00M
derived: sum of 2 quarters · filed 2023-02-01
$1.63M
10-Q · filed 2023-02-01
$3.39M
derived: sum of 4 quarters · filed 2023-02-01
2021-09-30$600.00K
10-Q · filed 2022-11-01
$1.20M
10-Q · filed 2022-11-01
$2.99M
derived: sum of 3 quarters · filed 2022-11-01
$3.39M
derived: sum of 4 quarters · filed 2022-11-01
2021-06-30$624.00K
10-Q · filed 2022-08-03
$2.39M
derived: sum of 2 quarters · filed 2022-08-03
$2.79M
derived: sum of 3 quarters · filed 2022-08-03
$3.29M
derived: sum of 4 quarters · filed 2022-08-03
2021-03-31$1.76M
10-K · filed 2021-06-02
$2.16M
derived: sum of 2 quarters · filed 2022-02-02
$2.66M
derived: sum of 3 quarters · filed 2022-02-02
$1.76M
10-K · filed 2022-06-01
2020-12-31$400.00K
10-Q · filed 2022-02-02
$900.00K
derived: sum of 2 quarters · filed 2022-02-02
$1.61M
10-Q · filed 2022-02-02
$2.96M
derived: sum of 4 quarters · filed 2022-02-02
2020-09-30$500.00K
10-Q · filed 2021-11-08
$1.25M
10-Q · filed 2021-11-08
$2.56M
derived: sum of 3 quarters · filed 2021-11-08
$2.87M
derived: sum of 4 quarters · filed 2021-11-08
2020-06-30$789.00K
10-Q · filed 2021-08-04
$2.06M
derived: sum of 2 quarters · filed 2021-08-04
$2.37M
derived: sum of 3 quarters · filed 2021-08-04
$2.46M
derived: sum of 4 quarters · filed 2021-08-04
2020-03-31$1.28M
10-K · filed 2021-06-02
$1.58M
derived: sum of 2 quarters · filed 2021-06-02
$1.68M
derived: sum of 3 quarters · filed 2021-06-02
$1.28M
10-K · filed 2020-06-02
2019-12-31$300.00K
10-Q · filed 2021-02-03
$400.00K
derived: sum of 2 quarters · filed 2021-02-03
$500.00K
10-Q · filed 2021-02-03
$491.00K
10-Q · filed 2020-02-05
$681.00K
derived: sum of 4 quarters · filed 2021-02-03
2019-10-26$491.00K
10-Q · filed 2021-02-03
2019-09-30$100.00K
10-Q · filed 2020-11-04
$196.00K
10-Q · filed 2020-11-04
$381.00K
derived: sum of 3 quarters · filed 2020-11-04
$581.00K
derived: sum of 4 quarters · filed 2020-11-04
2019-06-30$89.00K
10-Q · filed 2020-08-05
$281.00K
derived: sum of 2 quarters · filed 2020-08-05
$481.00K
derived: sum of 3 quarters · filed 2020-08-05
$881.00K
derived: sum of 4 quarters · filed 2020-08-05
2019-03-31$192.00K
derived: 10-K 12 month − 10-Q 9 month · filed 2020-06-02
$392.00K
derived: sum of 2 quarters · filed 2020-06-02
$792.00K
derived: sum of 3 quarters · filed 2020-06-02
$878.00K
10-K · filed 2020-06-02
2018-12-31$200.00K
10-Q · filed 2020-02-05
$600.00K
derived: sum of 2 quarters · filed 2020-02-05
$686.00K
10-Q · filed 2020-02-05
$763.00K
derived: sum of 4 quarters · filed 2020-02-05
2018-09-30$400.00K
10-Q · filed 2019-11-05
$514.00K
10-Q · filed 2019-11-05
$563.00K
derived: sum of 3 quarters · filed 2019-11-05
$663.00K
derived: sum of 4 quarters · filed 2019-11-05
2018-06-30$144.00K
10-Q · filed 2019-08-06
$163.00K
derived: sum of 2 quarters · filed 2019-08-06
$263.00K
derived: sum of 3 quarters · filed 2019-08-06
$363.00K
derived: sum of 4 quarters · filed 2019-08-06
2018-03-31$19.00K
derived: 10-K 12 month − 10-Q 9 month · filed 2019-06-05
$119.00K
derived: sum of 2 quarters · filed 2019-06-05
$219.00K
derived: sum of 3 quarters · filed 2019-06-05
$434.00K
10-K · filed 2019-06-05
2017-12-31$100.00K
10-Q · filed 2019-02-05
$200.00K
derived: sum of 2 quarters · filed 2019-02-05
$415.00K
10-Q · filed 2019-02-05
$991.00K
derived: sum of 4 quarters · filed 2019-02-05
2017-09-30$100.00K
10-Q · filed 2018-11-06
$351.00K
10-Q · filed 2018-11-06
$891.00K
derived: sum of 3 quarters · filed 2018-11-06
$1.29M
derived: sum of 4 quarters · filed 2018-11-06
2017-06-30$250.00K
10-Q · filed 2018-07-31
$791.00K
derived: sum of 2 quarters · filed 2018-07-31
$1.19M
derived: sum of 3 quarters · filed 2018-07-31
$1.59M
derived: sum of 4 quarters · filed 2018-07-31
2017-03-31$541.00K
derived: 10-K 12 month − 10-Q 9 month · filed 2018-06-06
$941.00K
derived: sum of 2 quarters · filed 2018-06-06
$1.34M
derived: sum of 3 quarters · filed 2018-06-06
$1.61M
10-K · filed 2018-06-06
2016-12-31$400.00K
10-Q · filed 2018-02-05
$800.00K
derived: sum of 2 quarters · filed 2018-02-05
$1.07M
10-Q · filed 2018-02-05
$1.95M
derived: sum of 4 quarters · filed 2018-06-06
2016-09-30$400.00K
10-Q · filed 2017-11-07
$671.00K
10-Q · filed 2017-11-07
$1.55M
derived: sum of 3 quarters · filed 2018-06-06
$2.55M
derived: sum of 4 quarters · filed 2018-06-06
2016-06-30$272.00K
10-Q · filed 2017-08-08
$1.15M
derived: sum of 2 quarters · filed 2018-06-06
$2.15M
derived: sum of 3 quarters · filed 2018-06-06
$2.35M
derived: sum of 4 quarters · filed 2018-06-06
2016-03-31$878.00K
derived: 10-K 12 month − 10-Q 9 month · filed 2018-06-06
$1.88M
derived: sum of 2 quarters · filed 2018-06-06
$2.08M
derived: sum of 3 quarters · filed 2018-06-06
$2.71M
10-K · filed 2018-06-06
2015-12-31$1.00M
10-Q · filed 2017-02-06
$1.20M
derived: sum of 2 quarters · filed 2017-02-06
$1.83M
10-Q · filed 2017-02-06
$1.79M
derived: sum of 4 quarters · filed 2017-05-25
2015-09-30$200.00K
10-Q · filed 2016-11-02
$829.00K
10-Q · filed 2016-11-02
$787.00K
derived: sum of 3 quarters · filed 2017-05-25
$887.00K
derived: sum of 4 quarters · filed 2017-05-25
2015-06-30$602.00K
10-Q · filed 2016-08-09
$587.00K
derived: sum of 2 quarters · filed 2017-05-25
$687.00K
derived: sum of 3 quarters · filed 2017-05-25
$1.29M
derived: sum of 4 quarters · filed 2017-05-25
2015-03-31-$15.00K
derived: 10-K 12 month − 10-Q 9 month · filed 2017-05-25
$85.00K
derived: sum of 2 quarters · filed 2017-05-25
$685.00K
derived: sum of 3 quarters · filed 2017-05-25
$1.39M
10-K · filed 2017-05-25
2014-12-31$100.00K
10-Q · filed 2016-02-09
$700.00K
derived: sum of 2 quarters · filed 2016-02-09
$1.40M
10-Q · filed 2016-02-09
$1.38M
derived: sum of 4 quarters · filed 2016-05-31
2014-09-30$600.00K
10-Q · filed 2015-11-03
$1.28M
10-Q · filed 2015-11-03
$1.28M
derived: sum of 3 quarters · filed 2016-05-31
$1.38M
derived: sum of 4 quarters · filed 2016-05-31
2014-06-30$649.00K
10-Q · filed 2015-08-05
$678.00K
derived: sum of 2 quarters · filed 2016-05-31
$778.00K
derived: sum of 3 quarters · filed 2016-05-31
$878.00K
derived: sum of 4 quarters · filed 2016-05-31
2014-03-31$29.00K
derived: 10-K 12 month − 10-Q 9 month · filed 2016-05-31
$129.00K
derived: sum of 2 quarters · filed 2016-05-31
$229.00K
derived: sum of 3 quarters · filed 2016-05-31
$316.00K
10-K · filed 2016-05-31
2013-12-31$100.00K
10-Q · filed 2014-02-06
$200.00K
derived: sum of 2 quarters · filed 2014-02-06
$287.00K
10-Q · filed 2015-02-05
$1.63M
derived: sum of 4 quarters · filed 2015-05-28
2013-09-30$100.00K
10-Q · filed 2013-11-12
$192.00K
10-Q · filed 2014-11-06
$1.53M
derived: sum of 3 quarters · filed 2015-05-28
$2.03M
derived: sum of 4 quarters · filed 2015-05-28
2013-06-30$160.00K
10-Q · filed 2014-08-05
$1.43M
derived: sum of 2 quarters · filed 2015-05-28
$1.93M
derived: sum of 3 quarters · filed 2015-05-28
$2.13M
derived: sum of 4 quarters · filed 2015-05-28
2013-03-31$1.27M
derived: 10-K 12 month − 10-Q 9 month · filed 2015-05-28
$1.77M
derived: sum of 2 quarters · filed 2015-05-28
$1.97M
derived: sum of 3 quarters · filed 2015-05-28
$2.23M
10-K · filed 2015-05-28
2012-12-31$500.00K
10-Q · filed 2014-02-06
$700.00K
derived: sum of 2 quarters · filed 2014-02-06
$957.00K
10-Q · filed 2014-02-06
$3.16M
derived: sum of 4 quarters · filed 2014-06-05
2012-09-30$200.00K
10-Q · filed 2013-11-12
$421.00K
10-Q · filed 2013-11-12
$2.66M
derived: sum of 3 quarters · filed 2014-06-05
$3.36M
derived: sum of 4 quarters · filed 2014-06-05
2012-06-30$250.00K
10-Q · filed 2013-08-07
$2.46M
derived: sum of 2 quarters · filed 2014-06-05
$3.16M
derived: sum of 3 quarters · filed 2014-06-05
$4.26M
derived: sum of 4 quarters · filed 2014-06-05
2012-03-31$2.21M
derived: 10-K 12 month − 10-Q 9 month · filed 2014-06-05
$2.91M
derived: sum of 2 quarters · filed 2014-06-05
$4.01M
derived: sum of 3 quarters · filed 2014-06-05
$4.36M
10-K · filed 2014-06-05
2011-12-31$700.00K
10-Q · filed 2012-02-09
$1.80M
derived: sum of 2 quarters · filed 2012-02-09
$2.15M
10-Q · filed 2013-02-11
$63.43M
derived: sum of 4 quarters · filed 2013-06-14
2011-09-30$1.10M
10-Q · filed 2011-11-09
$1.50M
10-Q · filed 2012-11-06
$62.73M
derived: sum of 3 quarters · filed 2013-06-14
$64.81M
derived: sum of 4 quarters · filed 2013-06-14
2011-06-30$413.00K
10-Q · filed 2012-08-03
$61.63M
derived: sum of 2 quarters · filed 2013-06-14
$63.72M
derived: sum of 3 quarters · filed 2013-06-14
2011-03-31$61.22M
derived: 10-K 12 month − 10-Q 9 month · filed 2013-06-14
$63.30M
derived: sum of 2 quarters · filed 2013-06-14
$63.88M
10-K · filed 2013-06-14
2010-12-31$2.09M
derived: 10-Q 9 month − 10-Q 6 month · filed 2012-02-09
$2.67M
10-Q · filed 2012-02-09
2010-09-30$580.00K
10-Q · filed 2011-11-09

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