Market Cap

$1.22B

Current · Retrieved: Oct 24, 2026 · USD

AMSC Market Cap

Current$1.22BretrievedOct 24, 2026

AMSC Market Cap ($5.81B → $1.22B · CAGR -4.4%)

Latest values, visible window

High-resolution chart · PNG

AMSC market cap history

Daily history. Dates identify market observations.

American Superconductor Corp Market Cap — Daily history
Date	Market Cap
Feb 1, 2019	668,985,995
Jan 25, 2019	618,606,166
Jan 18, 2019	579,852,452
Jan 11, 2019	569,195,180
Jan 4, 2019	528,019,359
Dec 28, 2018	530,925,887
Dec 21, 2018	451,480,773
Dec 14, 2018	562,897,702
Dec 7, 2018	518,330,930
Nov 30, 2018	484,421,430
Nov 23, 2018	404,976,315
Nov 16, 2018	430,166,230
Nov 9, 2018	444,214,451
Nov 2, 2018	380,270,823
Oct 26, 2018	293,559,387
Oct 19, 2018	328,922,151
Oct 12, 2018	304,701,079
Oct 5, 2018	342,001,530
Sep 28, 2018	336,672,894
Sep 21, 2018	318,749,301
Sep 14, 2018	316,327,194
Sep 7, 2018	273,213,686
Aug 31, 2018	295,497,072
Aug 24, 2018	310,998,558
Aug 17, 2018	293,559,387
Aug 10, 2018	308,092,029
Aug 3, 2018	276,120,215
Jul 27, 2018	243,663,979
Jul 20, 2018	248,023,772
Jul 13, 2018	246,570,508
Jul 6, 2018	278,542,322
Jun 29, 2018	339,095,001
Jun 22, 2018	372,520,080
Jun 15, 2018	334,250,787
Jun 8, 2018	308,092,029
Jun 1, 2018	325,531,201
May 25, 2018	312,451,822
May 18, 2018	325,046,779
May 11, 2018	333,766,365
May 4, 2018	293,559,387
Apr 27, 2018	286,777,487
Apr 20, 2018	306,154,344
Apr 13, 2018	306,154,344
Apr 6, 2018	283,386,537
Mar 29, 2018	281,933,272
Mar 23, 2018	269,822,736
Mar 16, 2018	296,950,337
Mar 9, 2018	245,117,244
Mar 2, 2018	235,913,236
Feb 23, 2018	243,179,558
Feb 16, 2018	223,318,279
Feb 9, 2018	212,661,008
Feb 2, 2018	250,445,879
Jan 26, 2018	266,431,786
Jan 19, 2018	250,445,879
Jan 12, 2018	267,400,629
Jan 5, 2018	217,989,643
Dec 29, 2017	175,844,979
Dec 22, 2017	172,454,029
Dec 15, 2017	159,859,072
Dec 8, 2017	158,890,229
Dec 1, 2017	156,952,543
Nov 24, 2017	156,468,122
Nov 17, 2017	157,436,965
Nov 10, 2017	178,267,086
Nov 3, 2017	196,675,101
Oct 27, 2017	209,270,058
Oct 20, 2017	211,692,165
Oct 13, 2017	217,505,222
Oct 6, 2017	228,162,494
Sep 29, 2017	219,927,329
Sep 22, 2017	200,550,472
Sep 15, 2017	236,397,658
Sep 8, 2017	186,502,251
Sep 1, 2017	185,533,408
Aug 25, 2017	188,924,358
Aug 18, 2017	173,907,293
Aug 11, 2017	156,468,122
Aug 4, 2017	151,623,908
Jul 28, 2017	162,281,179
Jul 21, 2017	174,391,715
Jul 14, 2017	214,598,693
Jul 7, 2017	220,411,751
Jun 30, 2017	223,802,701
Jun 23, 2017	217,020,801
Jun 16, 2017	221,865,015
Jun 9, 2017	230,584,601
Jun 2, 2017	204,425,843
May 26, 2017	203,941,422
May 19, 2017	200,550,472
May 12, 2017	196,675,101
May 5, 2017	193,768,572
Apr 28, 2017	252,383,565
Apr 21, 2017	335,704,051
Apr 13, 2017	330,375,415
Apr 7, 2017	325,046,779
Mar 31, 2017	332,313,101
Mar 24, 2017	302,278,972
Mar 17, 2017	310,029,715
Mar 10, 2017	291,621,701