American Superconductor Corporation (AMSC)
NASDAQ: AMSC · Real-Time Price · USD
31.54
-1.08 (-3.31%)
At close: Apr 7, 2026, 4:00 PM EDT
33.79
+2.25 (7.15%)
Pre-market: Apr 8, 2026, 8:34 AM EDT
American Superconductor Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Apr 7, 2026 | 32.10 | 32.27 | 30.87 | 31.54 | 31.54 | -3.31% | 550,277 |
| Apr 6, 2026 | 32.37 | 32.99 | 31.97 | 32.62 | 32.62 | 1.65% | 380,198 |
| Apr 2, 2026 | 31.33 | 32.89 | 30.96 | 32.09 | 32.09 | -1.72% | 630,130 |
| Apr 1, 2026 | 34.26 | 35.05 | 32.60 | 32.65 | 32.65 | -3.55% | 633,629 |
| Mar 31, 2026 | 32.60 | 34.28 | 32.18 | 33.85 | 33.85 | 5.09% | 1,133,176 |
| Mar 30, 2026 | 33.87 | 33.87 | 31.36 | 32.21 | 32.21 | -4.48% | 1,978,075 |
| Mar 27, 2026 | 31.64 | 34.04 | 31.64 | 33.72 | 33.72 | 4.36% | 1,042,041 |
| Mar 26, 2026 | 32.56 | 34.27 | 32.21 | 32.31 | 32.31 | -3.72% | 1,573,076 |
| Mar 25, 2026 | 32.87 | 34.65 | 32.57 | 33.56 | 33.56 | 4.19% | 946,953 |
| Mar 24, 2026 | 30.00 | 32.73 | 30.00 | 32.21 | 32.21 | 4.58% | 893,656 |
| Mar 23, 2026 | 29.53 | 30.95 | 28.82 | 30.80 | 30.80 | 7.17% | 1,547,991 |
| Mar 20, 2026 | 30.47 | 30.78 | 28.55 | 28.74 | 28.74 | -6.29% | 1,246,301 |
| Mar 19, 2026 | 29.03 | 31.20 | 28.69 | 30.67 | 30.67 | 1.76% | 505,041 |
| Mar 18, 2026 | 31.10 | 31.67 | 30.11 | 30.14 | 30.14 | -3.30% | 621,334 |
| Mar 17, 2026 | 30.83 | 31.55 | 30.56 | 31.17 | 31.17 | 0.87% | 503,727 |
| Mar 16, 2026 | 32.15 | 32.50 | 30.11 | 30.90 | 30.90 | -0.39% | 637,575 |
| Mar 13, 2026 | 29.68 | 31.19 | 29.68 | 31.02 | 31.02 | 6.02% | 925,420 |
| Mar 12, 2026 | 29.70 | 30.03 | 28.82 | 29.26 | 29.26 | -4.57% | 666,633 |
| Mar 11, 2026 | 29.45 | 30.83 | 29.33 | 30.66 | 30.66 | 3.30% | 725,863 |
| Mar 10, 2026 | 29.00 | 30.23 | 28.96 | 29.68 | 29.68 | 2.20% | 917,507 |
| Mar 9, 2026 | 27.09 | 29.11 | 26.46 | 29.04 | 29.04 | 4.84% | 1,292,092 |
| Mar 6, 2026 | 29.91 | 30.47 | 27.69 | 27.70 | 27.70 | -10.18% | 1,531,702 |
| Mar 5, 2026 | 31.35 | 31.70 | 30.01 | 30.84 | 30.84 | -3.20% | 688,375 |
| Mar 4, 2026 | 31.92 | 32.55 | 31.39 | 31.86 | 31.86 | 2.48% | 444,016 |
| Mar 3, 2026 | 31.40 | 31.58 | 30.08 | 31.09 | 31.09 | -5.82% | 718,811 |
| Mar 2, 2026 | 30.20 | 33.38 | 30.08 | 33.01 | 33.01 | 1.32% | 804,052 |
| Feb 27, 2026 | 33.15 | 33.62 | 32.38 | 32.58 | 32.58 | -5.95% | 805,397 |
| Feb 26, 2026 | 34.30 | 34.81 | 33.20 | 34.64 | 34.64 | -0.12% | 615,011 |
| Feb 25, 2026 | 33.90 | 35.81 | 33.80 | 34.68 | 34.68 | 2.88% | 699,301 |
| Feb 24, 2026 | 32.31 | 34.24 | 32.05 | 33.71 | 33.71 | 3.69% | 820,897 |
| Feb 23, 2026 | 33.61 | 34.35 | 32.01 | 32.51 | 32.51 | -4.49% | 801,736 |
| Feb 20, 2026 | 33.17 | 35.53 | 32.50 | 34.04 | 34.04 | 0.77% | 1,173,308 |
| Feb 19, 2026 | 34.53 | 35.06 | 33.00 | 33.78 | 33.78 | -2.88% | 986,179 |
| Feb 18, 2026 | 37.40 | 38.11 | 34.00 | 34.78 | 34.78 | -5.13% | 1,764,505 |
| Feb 17, 2026 | 33.64 | 36.82 | 32.62 | 36.66 | 36.66 | 7.01% | 1,667,216 |
| Feb 13, 2026 | 31.95 | 34.53 | 31.05 | 34.26 | 34.26 | 7.23% | 1,435,297 |
| Feb 12, 2026 | 34.99 | 35.50 | 31.81 | 31.95 | 31.95 | -6.74% | 1,520,007 |
| Feb 11, 2026 | 33.49 | 34.82 | 31.21 | 34.26 | 34.26 | 7.47% | 2,737,608 |
| Feb 10, 2026 | 28.64 | 32.36 | 28.07 | 31.88 | 31.88 | 10.73% | 3,315,608 |
| Feb 9, 2026 | 28.13 | 30.13 | 27.74 | 28.79 | 28.79 | 2.20% | 1,079,774 |
| Feb 6, 2026 | 26.36 | 28.36 | 25.28 | 28.17 | 28.17 | 8.55% | 2,060,964 |
| Feb 5, 2026 | 31.76 | 31.85 | 24.87 | 25.95 | 25.95 | -6.01% | 3,549,139 |
| Feb 4, 2026 | 30.10 | 30.17 | 26.92 | 27.61 | 27.61 | -7.97% | 1,912,055 |
| Feb 3, 2026 | 30.90 | 31.24 | 28.75 | 30.00 | 30.00 | -0.07% | 1,010,698 |
| Feb 2, 2026 | 29.93 | 30.90 | 29.15 | 30.02 | 30.02 | 0.33% | 1,454,621 |
| Jan 30, 2026 | 30.96 | 31.67 | 29.67 | 29.92 | 29.92 | -4.86% | 762,403 |
| Jan 29, 2026 | 31.80 | 31.92 | 30.22 | 31.45 | 31.45 | -1.16% | 758,340 |
| Jan 28, 2026 | 32.57 | 32.88 | 31.30 | 31.82 | 31.82 | -1.09% | 606,465 |
| Jan 27, 2026 | 32.00 | 32.42 | 31.36 | 32.17 | 32.17 | 1.97% | 487,188 |
| Jan 26, 2026 | 33.13 | 33.94 | 31.36 | 31.55 | 31.55 | -5.20% | 843,451 |