AMERICAN SUPERCONDUCTOR CORP /DE/ (AMSC)
$39.53
+7.55%
event_note
Approx. Next Earnings: ~2026-08-14
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AMERICAN SUPERCONDUCTOR CORP /DE/ (AMSC) has reported earnings 87 times since Nov 04, 2004. The stock moves an average of ±10.40% the day after reporting, closing higher 50.6% of the time. Its largest post-earnings gain was +35.9% (Jan 24, 2024) and its largest decline was -41.84% (Apr 05, 2011). The next earnings report is predicted for 2026-08-14 (approximate).
Earnings Price Reaction
Scroll to zoom, drag to pan — click earnings dots for details
Beat
Miss
Earnings Impact
Total Earnings
87
Avg Abs. Movement
±10.40%
Positive %
50.6%
Negative %
49.4%
Historical Earnings Statistics
| Date | Timing | Open | High | Close | Volume | Movement % | SEC Filing |
|---|---|---|---|---|---|---|---|
| May 27, 2026 | ☽ POST | $52.29 | $55.01 | $52.69 | 34,530 | -2.5% | open_in_new |
| Feb 04, 2026 | ☽ POST | $30.10 | $30.17 | $27.61 | 1,912,100 | -6.01% | open_in_new |
| Nov 05, 2025 | ☽ POST | $57.20 | $60.65 | $59.42 | 1,095,200 | -38.49% | open_in_new |
| Jul 30, 2025 | ☽ POST | $43.55 | $44.85 | $43.94 | 1,223,500 | +29.38% | open_in_new |
| May 21, 2025 | ☽ POST | $24.28 | $25.28 | $24.19 | 1,396,300 | +4.13% | open_in_new |
| Feb 05, 2025 | ☽ POST | $25.48 | $26.12 | $25.52 | 1,479,000 | +34.17% | open_in_new |
| Oct 30, 2024 | ☽ POST | $23.56 | $24.33 | $23.48 | 776,100 | +4.43% | open_in_new |
| Aug 06, 2024 | ☽ POST | $21.61 | $21.95 | $20.59 | 987,100 | -9.13% | open_in_new |
| May 29, 2024 | ☽ POST | $15.51 | $15.93 | $15.79 | 887,300 | +10.45% | open_in_new |
| Jan 24, 2024 | ☽ POST | $10.25 | $10.25 | $9.75 | 533,200 | +35.9% | open_in_new |
| Nov 01, 2023 | ☽ POST | $6.54 | $6.70 | $6.40 | 451,000 | +13.44% | open_in_new |
| Aug 09, 2023 | ☽ POST | $8.44 | $8.85 | $8.54 | 2,800,200 | +13.35% | open_in_new |
| May 31, 2023 | ☽ POST | $4.47 | $4.75 | $4.69 | 337,500 | +13.43% | open_in_new |
| Feb 01, 2023 | ☽ POST | $5.48 | $5.64 | $5.63 | 182,600 | -4.8% | open_in_new |
| Nov 01, 2022 | ☽ POST | $4.65 | $4.79 | $4.74 | 221,700 | -23.42% | open_in_new |
| Aug 03, 2022 | ☽ POST | $6.13 | $6.29 | $6.23 | 168,700 | -12.68% | open_in_new |
| Jun 01, 2022 | ☽ POST | $5.33 | $5.49 | $5.28 | 388,700 | +19.7% | open_in_new |
| Feb 02, 2022 | ☽ POST | $8.72 | $8.90 | $8.18 | 290,800 | -3.67% | open_in_new |
| Nov 08, 2021 | ☽ POST | $17.78 | $18.37 | $18.28 | 345,100 | -5.69% | open_in_new |
| Aug 04, 2021 | ☽ POST | $14.01 | $14.01 | $12.99 | 316,500 | -3.46% | open_in_new |
| Jun 02, 2021 | ☽ POST | $14.92 | $15.15 | $15.10 | 476,900 | -15.5% | open_in_new |
| Feb 03, 2021 | ☽ POST | $26.95 | $27.67 | $27.22 | 339,300 | -14.95% | open_in_new |
| Nov 04, 2020 | ☽ POST | $14.94 | $15.03 | $14.58 | 219,700 | +0.34% | open_in_new |
| Aug 05, 2020 | ☽ POST | $10.01 | $10.46 | $10.38 | 305,400 | +8.67% | open_in_new |
| Jun 02, 2020 | ☽ POST | $7.70 | $7.97 | $7.91 | 224,100 | -8.6% | open_in_new |
| Feb 05, 2020 | ☽ POST | $6.44 | $6.94 | $6.88 | 248,700 | +6.4% | open_in_new |
| Nov 05, 2019 | ☽ POST | $8.26 | $8.64 | $8.36 | 181,300 | -3.71% | open_in_new |
| Aug 06, 2019 | ☽ POST | $7.54 | $7.77 | $7.57 | 129,700 | +13.61% | open_in_new |
| Jun 05, 2019 | ☽ POST | $9.98 | $10.14 | $10.08 | 392,100 | -17.56% | open_in_new |
| Feb 05, 2019 | ☽ POST | $13.11 | $13.29 | $12.47 | 457,300 | +11.31% | open_in_new |
| Nov 06, 2018 | ☽ POST | $7.55 | $7.81 | $7.54 | 120,700 | +24.01% | open_in_new |
| Jul 31, 2018 | ☽ POST | $5.07 | $5.21 | $5.18 | 101,100 | +11.97% | open_in_new |
| Jun 06, 2018 | ☽ POST | $6.96 | $7.02 | $7.00 | 118,700 | -7.43% | open_in_new |
| Feb 05, 2018 | ☽ POST | $5.13 | $5.23 | $5.08 | 148,800 | -10.24% | open_in_new |
| Nov 07, 2017 | ☽ POST | $4.21 | $4.24 | $4.20 | 50,200 | -10.95% | open_in_new |
| Aug 08, 2017 | ☽ POST | $2.99 | $3.04 | $2.97 | 306,400 | +11.11% | open_in_new |
| May 25, 2017 | ☀ PRE | $4.10 | $4.31 | $4.29 | 243,500 | +4.13% | open_in_new |
| Feb 06, 2017 | ☀ PRE | $7.30 | $7.82 | $7.25 | 344,500 | +2.98% | open_in_new |
| Nov 02, 2016 | ☀ PRE | $6.90 | $6.90 | $6.65 | 109,300 | +7.95% | open_in_new |
| Aug 09, 2016 | ☀ PRE | $9.05 | $9.10 | $7.19 | 747,600 | -22.69% | open_in_new |
| May 31, 2016 | ☀ PRE | $10.19 | $10.22 | $9.77 | 258,400 | -6.51% | open_in_new |
| Feb 09, 2016 | ☀ PRE | $6.54 | $6.74 | $6.51 | 126,900 | -1.36% | open_in_new |
| Nov 03, 2015 | ☀ PRE | $5.65 | $5.65 | $5.11 | 76,300 | -9.56% | open_in_new |
| Aug 05, 2015 | ☀ PRE | $4.70 | $4.95 | $4.39 | 134,800 | -11.31% | open_in_new |
| May 28, 2015 | ☀ PRE | $6.49 | $6.49 | $6.22 | 219,200 | -4.01% | open_in_new |
| Feb 05, 2015 | ☀ PRE | $7.80 | $7.80 | $7.20 | 82,440 | -2.7% | open_in_new |
| Nov 06, 2014 | ☀ PRE | $13.30 | $14.00 | $13.60 | 74,260 | +3.03% | open_in_new |
| Aug 05, 2014 | ☀ PRE | $19.00 | $19.00 | $17.30 | 236,240 | -13.5% | open_in_new |
| Jun 05, 2014 | ☀ PRE | $13.60 | $14.70 | $13.80 | 114,970 | +1.47% | open_in_new |
| Feb 06, 2014 | ☀ PRE | $14.90 | $16.20 | $14.80 | 98,270 | +3.5% | open_in_new |
| Nov 07, 2013 | ☀ PRE | $21.30 | $21.30 | $19.50 | 94,560 | -7.58% | open_in_new |
| Aug 07, 2013 | ☀ PRE | $26.20 | $26.40 | $24.40 | 67,530 | -4.31% | open_in_new |
| Jun 14, 2013 | ☀ PRE | $25.70 | $25.80 | $23.50 | 167,800 | -11.32% | open_in_new |
| Feb 11, 2013 | ☽ POST | $27.90 | $32.00 | $31.30 | 150,710 | +0.64% | open_in_new |
| Nov 06, 2012 | ☀ PRE | $36.70 | $39.00 | $38.00 | 39,360 | +3.54% | open_in_new |
| Aug 02, 2012 | ☀ PRE | $36.60 | $43.40 | $43.00 | 117,440 | +21.47% | open_in_new |
| Jun 06, 2012 | ☀ PRE | $40.90 | $41.30 | $40.50 | 31,360 | +0.5% | open_in_new |
| Feb 09, 2012 | ☀ PRE | $58.80 | $58.80 | $55.70 | 222,480 | -7.63% | open_in_new |
| Nov 09, 2011 | ☀ PRE | $38.70 | $47.50 | $45.30 | 276,000 | +11.3% | open_in_new |
| Sep 23, 2011 | ☀ PRE | $49.30 | $54.40 | $50.80 | 330,400 | +13.65% | open_in_new |
| Apr 05, 2011 | ☽ POST | $247.20 | $250.60 | $248.80 | 341,160 | -41.84% | open_in_new |
| Feb 01, 2011 | ☀ PRE | $297.00 | $302.70 | $298.60 | 326,780 | +9.5% | open_in_new |
| Nov 02, 2010 | ☀ PRE | $348.90 | $365.60 | $365.60 | 199,870 | +12.49% | open_in_new |
| Jul 29, 2010 | ☀ PRE | $330.20 | $331.00 | $305.50 | 124,560 | -6.63% | open_in_new |
| May 13, 2010 | ☀ PRE | $308.60 | $316.90 | $307.70 | 219,010 | +5.23% | open_in_new |
| Feb 02, 2010 | ☀ PRE | $384.30 | $387.90 | $356.90 | 424,350 | -10.21% | open_in_new |
| Oct 29, 2009 | ☀ PRE | $329.80 | $357.80 | $353.40 | 406,150 | +22.54% | open_in_new |
| Jul 30, 2009 | ☀ PRE | $297.50 | $364.70 | $321.30 | 712,310 | +22.26% | open_in_new |
| May 14, 2009 | ☀ PRE | $257.10 | $259.70 | $232.10 | 265,240 | -5.03% | open_in_new |
| Feb 03, 2009 | ☀ PRE | $167.50 | $172.70 | $165.60 | 115,270 | +3.63% | open_in_new |
| Nov 04, 2008 | ☀ PRE | $140.30 | $167.30 | $154.30 | 121,590 | +16.54% | open_in_new |
| Aug 05, 2008 | ☀ PRE | $322.20 | $340.20 | $309.30 | 332,920 | -14.25% | open_in_new |
| May 08, 2008 | ☀ PRE | $274.20 | $334.10 | $327.70 | 413,150 | +32.83% | open_in_new |
| Jan 31, 2008 | ☀ PRE | $200.30 | $204.70 | $202.50 | 188,820 | +4.06% | open_in_new |
| Nov 01, 2007 | ☀ PRE | $263.40 | $274.00 | $251.70 | 173,160 | -7.29% | open_in_new |
| Aug 09, 2007 | ☀ PRE | $230.90 | $275.90 | $267.70 | 211,630 | +5.23% | open_in_new |
| May 24, 2007 | ☀ PRE | $162.00 | $164.90 | $159.50 | 68,660 | -2.21% | open_in_new |
| Feb 01, 2007 | ☀ PRE | $97.00 | $101.00 | $99.60 | 23,220 | -1.09% | open_in_new |
| Nov 02, 2006 | ☽ POST | $93.10 | $93.80 | $91.60 | 20,850 | +0% | open_in_new |
| Aug 08, 2006 | ☀ PRE | $90.10 | $95.10 | $90.20 | 20,720 | +0.45% | open_in_new |
| May 11, 2006 | ☀ PRE | $102.90 | $104.00 | $98.00 | 111,710 | -6.49% | open_in_new |
| Feb 02, 2006 | ☀ PRE | $108.60 | $116.80 | $115.90 | 61,530 | +3.39% | open_in_new |
| Nov 09, 2005 | ☀ PRE | $81.90 | $82.00 | $76.10 | 60,780 | -7.53% | open_in_new |
| Aug 04, 2005 | ☀ PRE | $110.00 | $112.00 | $107.20 | 75,920 | -5.38% | open_in_new |
| May 12, 2005 | ☀ PRE | $98.70 | $99.50 | $93.60 | 61,350 | -5.26% | open_in_new |
| Feb 03, 2005 | ☀ PRE | $116.90 | $130.40 | $126.60 | 55,590 | +11.54% | open_in_new |
| Nov 04, 2004 | ☽ POST | $122.20 | $124.30 | $123.50 | 21,270 | -0.65% | open_in_new |
event
Earnings Count
87
Total earnings in dataset
trending_up
Avg Abs. Movement
±10.40%
Avg % price change on earnings
SEC Filing Types
Recent SEC Filings
10 most recent| Form | Date Filed | View on EDGAR |
|---|---|---|
| 144 | 20260610 | open_in_new SEC.gov |
| 4 | 20260610 | open_in_new SEC.gov |
| 4 | 20260610 | open_in_new SEC.gov |
| 144 | 20260608 | open_in_new SEC.gov |
| 144 | 20260608 | open_in_new SEC.gov |
| 144 | 20260603 | open_in_new SEC.gov |
| 144 | 20260603 | open_in_new SEC.gov |
| 4 | 20260603 | open_in_new SEC.gov |
| 4 | 20260603 | open_in_new SEC.gov |
| 144 | 20260602 | open_in_new SEC.gov |
Frequently asked about AMSC earnings
When does AMERICAN SUPERCONDUCTOR CORP /DE/ report earnings next? expand_more
AMERICAN SUPERCONDUCTOR CORP /DE/ (AMSC)'s next earnings date is approximate for 2026-08-14. This is a prediction based on its historical quarterly reporting pattern, not a company-confirmed date.
How much does AMSC stock move after earnings? expand_more
Over 87 reports, AMSC has moved an average of ±10.40% the session after earnings, closing higher 50.6% of the time.
What was AMSC's biggest post-earnings move? expand_more
AMSC's largest post-earnings gain on record was +35.9% on Jan 24, 2024, and its largest decline was -41.84% on Apr 05, 2011.
Where can I find AMERICAN SUPERCONDUCTOR CORP /DE/'s SEC filings? expand_more
All of AMERICAN SUPERCONDUCTOR CORP /DE/'s SEC filings — 10-K, 10-Q, 8-K and more — are listed in the SEC filings section on this page, each linking to the original document on SEC.gov.
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