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AMSC · American Superconductor Corp · Off Exchange

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$27.68 -0.51 (-1.81%) Q1 2027 earnings call transcript
Russell 2000 member Rebalance outlook locked
Market Cap
$1.37B
Shares
48.44M
Volume · Oct 29 616.8K Avg daily vol (3M) 719.14K

Weekly off-exchange (dark pool / OTC) trading volume reported to FINRA under its OTC/ATS Transparency data. ATS volume is executed on alternating trading systems (dark pools); non-ATS OTC is other over-the-counter dealer volume. The off-exchange share is total off-exchange volume as a percentage of consolidated weekly trading volume for the same Monday–Friday week.

1M 3M 6M 1Y 5Y All

Off-Exchange Volume History

Week Start ATS Volume Non-ATS OTC Volume Total Off-Exchange % of FINRA Weekly Volume
2026-09-21 789,084 1,176,948 1,966,032 52.4%
2026-09-14 722,610 981,024 1,703,634 42.7%
2026-09-07 643,042 525,054 1,168,096 43.1%
2026-08-31 734,447 665,980 1,400,427 45.5%
2026-08-24 744,685 777,089 1,521,774 45.3%
2026-08-17 603,977 704,451 1,308,428 44.2%
2026-08-10 649,583 503,045 1,152,628 42.9%
2026-08-03 1,076,911 843,240 1,920,151 41.8%
2026-07-27 1,124,044 1,127,281 2,251,325 44.7%
2026-07-20 1,067,790 678,157 1,745,947 44.8%
2026-07-13 535,645 622,652 1,158,297 43.0%
2026-07-06 646,292 976,331 1,622,623 43.9%
2026-06-29 635,714 657,175 1,292,889 41.2%
2026-06-22 1,197,779 1,256,196 2,453,975 42.5%
2026-06-15 798,508 827,647 1,626,155 41.0%
2026-06-08 1,623,847 2,247,482 3,871,329 47.1%
2026-06-01 1,456,733 1,637,971 3,094,704 44.3%
2026-05-25 1,413,691 2,073,167 3,486,858 44.2%
2026-05-18 871,257 1,249,282 2,120,539 44.4%
2026-05-11 987,145 1,856,950 2,844,095 45.1%
2026-05-04 943,447 1,918,838 2,862,285 51.0%
2026-04-27 1,730,465 2,725,036 4,455,501 50.8%
2026-04-20 1,847,080 2,846,274 4,693,354 48.4%
2026-04-13 1,452,926 1,248,607 2,701,533 53.4%
2026-04-06 816,096 1,177,302 1,993,398 44.2%
2026-03-30 860,729 1,027,914 1,888,643 43.1%
2026-03-23 1,356,934 1,122,016 2,478,950 41.3%
2026-03-16 559,116 711,545 1,270,661 36.2%
2026-03-09 949,668 928,602 1,878,270 41.5%
2026-03-02 809,320 906,557 1,715,877 41.0%
2026-02-23 670,393 1,065,923 1,736,316 46.4%
2026-02-16 1,013,953 1,626,010 2,639,963 47.2%
2026-02-09 2,363,356 2,128,275 4,491,631 44.5%
2026-02-02 2,309,665 1,751,159 4,060,824 40.7%
2026-01-26 779,207 672,749 1,451,956 42.0%
2026-01-19 658,453 907,131 1,565,584 44.4%
2026-01-12 669,724 737,708 1,407,432 40.8%
2026-01-05 970,783 957,594 1,928,377 42.9%
2025-12-29 902,336 524,913 1,427,249 37.6%
2025-12-22 395,858 524,175 920,033 40.5%
2025-12-15 978,973 1,200,097 2,179,070 47.7%
2025-12-08 774,845 814,921 1,589,766 42.3%
2025-12-01 745,003 889,023 1,634,026 42.5%
2025-11-24 709,476 668,526 1,378,002 38.3%
2025-11-17 998,755 1,152,066 2,150,821 42.9%
2025-11-10 1,602,066 1,622,330 3,224,396 48.1%
2025-11-03 2,533,371 2,853,097 5,386,468 49.7%
Showing 1–47 of 47 weeks
Key facts CIK 880807 CUSIP 030111207 13F (30d) 53 filings 50 filers Visit website Investor relations