American Superconductor Corporation AMSC
24.13 USD -0.91 (-3.63%)
Regular-session close
24.04 -0.09 -0.37%
After hours · Nov 13, 4:03 PM ET
23.88 Day range 25.24
23.39 52-week range 58.72
- YTD
- -16.16%
- 1 year
- -28.25%
AMSC price history
| Date | Open | High | Low | Close | Change | Change % | Volume |
|---|---|---|---|---|---|---|---|
| Nov 13, 2026 | 25.16 | 25.24 | 23.87 | 24.13 | -0.91 | -3.63% | 525,219 |
| Nov 12, 2026 | 24.79 | 26.02 | 24.71 | 25.04 | -0.73 | -2.83% | 535,990 |
| Nov 11, 2026 | 26.77 | 26.77 | 25.63 | 25.77 | +0.30 | +1.18% | 806,639 |
| Nov 10, 2026 | 24.60 | 25.68 | 24.49 | 25.47 | +0.14 | +0.55% | 1,620,200 |
| Nov 9, 2026 | 23.95 | 26.06 | 23.65 | 25.33 | +1.94 | +8.29% | 1,570,100 |
| Nov 6, 2026 | 25.24 | 25.38 | 22.16 | 23.39 | -0.59 | -2.46% | 1,349,500 |
| Nov 5, 2026 | 26.59 | 27.25 | 22.76 | 23.98 | -2.28 | -8.68% | 2,108,000 |
| Nov 4, 2026 | 27.38 | 27.64 | 25.58 | 26.26 | -1.42 | -5.13% | 890,600 |
| Nov 3, 2026 | 27.24 | 27.80 | 27.14 | 27.68 | +1.33 | +5.05% | 590,300 |
| Nov 2, 2026 | 27.83 | 28.18 | 26.19 | 26.35 | -0.70 | -2.59% | 671,300 |
| Oct 30, 2026 | 26.28 | 27.51 | 26.16 | 27.05 | -1.00 | -3.57% | 856,200 |
| Oct 29, 2026 | 27.76 | 29.21 | 27.72 | 28.05 | -0.14 | -0.50% | 619,600 |
| Oct 28, 2026 | 28.18 | 28.32 | 27.30 | 28.19 | +0.56 | +2.03% | 1,086,200 |
| Oct 27, 2026 | 25.97 | 28.09 | 25.82 | 27.63 | +2.23 | +8.78% | 790,300 |
| Oct 26, 2026 | 25.20 | 25.74 | 24.58 | 25.40 | +0.28 | +1.11% | 495,500 |
| Oct 23, 2026 | 24.54 | 25.43 | 24.11 | 25.12 | +0.11 | +0.44% | 515,700 |
| Oct 22, 2026 | 25.58 | 25.87 | 24.44 | 25.01 | -1.63 | -6.12% | 675,300 |
| Oct 21, 2026 | 25.95 | 26.83 | 25.95 | 26.64 | +0.94 | +3.66% | 568,900 |
| Oct 20, 2026 | 25.31 | 26.44 | 25.01 | 25.70 | +0.02 | +0.08% | 731,400 |
| Oct 19, 2026 | 26.46 | 26.59 | 25.53 | 25.68 | +0.01 | +0.04% | 807,500 |
| Oct 16, 2026 | 26.42 | 26.85 | 25.50 | 25.67 | -1.22 | -4.54% | 679,800 |
| Oct 15, 2026 | 24.71 | 27.05 | 24.08 | 26.89 | +1.24 | +4.83% | 1,134,000 |
| Oct 14, 2026 | 28.00 | 28.00 | 25.38 | 25.65 | -3.06 | -10.66% | 1,277,800 |
| Oct 13, 2026 | 29.18 | 29.72 | 28.32 | 28.71 | -0.89 | -3.01% | 604,800 |
| Oct 12, 2026 | 30.43 | 30.51 | 29.47 | 29.60 | -0.92 | -3.01% | 541,800 |
| Oct 9, 2026 | 31.30 | 31.54 | 30.30 | 30.52 | -0.43 | -1.39% | 744,300 |
| Oct 8, 2026 | 31.14 | 31.96 | 30.16 | 30.95 | -0.79 | -2.49% | 1,064,400 |
| Oct 7, 2026 | 30.57 | 31.97 | 29.99 | 31.74 | -0.11 | -0.35% | 1,368,200 |
| Oct 6, 2026 | 30.49 | 32.10 | 30.25 | 31.85 | +1.87 | +6.24% | 846,000 |
| Oct 5, 2026 | 30.06 | 30.30 | 29.24 | 29.98 | -0.03 | -0.10% | 487,500 |
| Oct 2, 2026 | 30.37 | 30.68 | 29.69 | 30.01 | +0.51 | +1.73% | 534,000 |
| Oct 1, 2026 | 29.25 | 30.08 | 28.20 | 29.50 | +0.39 | +1.34% | 665,000 |
| Sep 30, 2026 | 29.52 | 29.83 | 28.95 | 29.11 | -0.06 | -0.21% | 742,400 |
| Sep 29, 2026 | 30.00 | 30.26 | 29.02 | 29.17 | -0.12 | -0.41% | 659,000 |
| Sep 28, 2026 | 29.63 | 29.98 | 28.83 | 29.29 | -0.72 | -2.40% | 525,300 |
| Sep 25, 2026 | 30.89 | 31.06 | 29.96 | 30.01 | -0.41 | -1.35% | 676,400 |
| Sep 24, 2026 | 30.22 | 30.74 | 29.69 | 30.42 | -0.63 | -2.03% | 700,100 |
| Sep 23, 2026 | 32.01 | 32.13 | 30.78 | 31.05 | -0.19 | -0.61% | 877,400 |
| Sep 22, 2026 | 30.29 | 31.55 | 30.04 | 31.24 | +1.00 | +3.31% | 922,700 |
| Sep 21, 2026 | 31.00 | 31.00 | 30.12 | 30.24 | +0.05 | +0.17% | 570,600 |
| Sep 18, 2026 | 29.23 | 30.34 | 28.85 | 30.19 | +1.04 | +3.57% | 993,000 |
| Sep 17, 2026 | 29.14 | 29.50 | 28.77 | 29.15 | +1.34 | +4.82% | 650,000 |
| Sep 16, 2026 | 28.26 | 28.27 | 27.26 | 27.81 | +0.11 | +0.40% | 733,100 |
| Sep 15, 2026 | 27.69 | 27.99 | 27.28 | 27.70 | +0.42 | +1.54% | 722,900 |
| Sep 14, 2026 | 27.62 | 28.18 | 27.20 | 27.28 | -2.25 | -7.62% | 890,100 |
| Sep 11, 2026 | 29.32 | 29.66 | 28.97 | 29.53 | +0.87 | +3.04% | 394,200 |
| Sep 10, 2026 | 28.46 | 29.16 | 28.08 | 28.66 | -0.65 | -2.22% | 554,600 |
| Sep 9, 2026 | 30.14 | 30.65 | 29.28 | 29.31 | -1.13 | -3.71% | 901,600 |
| Sep 8, 2026 | 30.00 | 31.00 | 29.90 | 30.44 | +0.89 | +3.01% | 853,600 |
| Sep 4, 2026 | 29.15 | 29.70 | 28.94 | 29.55 | +0.54 | +1.86% | 469,400 |
| Sep 3, 2026 | 28.40 | 29.23 | 28.27 | 29.01 | +0.52 | +1.83% | 446,000 |
| Sep 2, 2026 | 28.57 | 28.99 | 28.03 | 28.49 | -0.07 | -0.25% | 596,500 |
| Sep 1, 2026 | 28.10 | 28.69 | 27.51 | 28.56 | -0.15 | -0.52% | 808,800 |
| Aug 31, 2026 | 28.38 | 28.81 | 28.10 | 28.71 | +0.22 | +0.77% | 755,000 |
| Aug 28, 2026 | 29.83 | 29.93 | 28.30 | 28.49 | -1.35 | -4.52% | 665,300 |
| Aug 27, 2026 | 30.48 | 30.49 | 29.30 | 29.84 | +0.35 | +1.19% | 541,400 |
| Aug 26, 2026 | 29.76 | 30.19 | 28.91 | 29.49 | -0.16 | -0.54% | 586,400 |
| Aug 25, 2026 | 29.83 | 29.95 | 29.36 | 29.65 | +0.73 | +2.52% | 441,200 |
| Aug 24, 2026 | 29.08 | 29.59 | 28.10 | 28.92 | -1.09 | -3.63% | 1,119,500 |
| Aug 21, 2026 | 30.51 | 30.65 | 29.42 | 30.01 | -0.04 | -0.13% | 738,500 |
| Aug 20, 2026 | 30.98 | 31.16 | 29.72 | 30.05 | -1.11 | -3.56% | 517,100 |
| Aug 19, 2026 | 30.80 | 31.34 | 29.80 | 31.16 | +0.14 | +0.45% | 535,400 |
| Aug 18, 2026 | 30.80 | 31.41 | 30.35 | 31.02 | -1.11 | -3.45% | 619,300 |
| Aug 17, 2026 | 32.01 | 32.25 | 31.82 | 32.13 | +0.21 | +0.66% | 550,300 |
| Aug 14, 2026 | 31.99 | 32.75 | 31.59 | 31.92 | +0.41 | +1.30% | 535,000 |
65 days, newest first. Daily bars as drawn on the AMSC chart; change is against the previous day's close. Open, high, low and volume are in the download and on a wider screen.