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货币单位:美元(USD)

美国超导

American Superconductor Corp. (amsc)

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开盘价:-- 最高价:-- 最低价:-- 52周最高价:-- 52周最低价:--
成交量:-- 平均成交量:-- 市值:-- 市盈率:-- 预期市盈率:--
每股收益:-- 贝塔系数:-- 股息:-- 收益率:-- 总股本:--
机构持股
持有者 持有份额 持股比例 份额变化 变化率 报告日期
BlackRock Fund Advisors 1004204 3.52% 611 0.06% 2022-05-31
Amvescap Plc. 2116695 7.42% 44479 2.15% 2022-03-31
Invesco Capital Management LLC 2037393 7.14% -517599 -20.26% 2022-05-31
BlackRock Inc 1906149 6.68% 16120 0.85% 2021-12-31
Baillie Gifford & Co Limited. 1491370 5.23% -- -- 2022-03-31
Fortis Investment Management USA, Inc 1269870 4.45% -77371 -5.74% 2021-12-31
Vanguard Group Inc 1229451 4.31% 18425 1.52% 2022-03-31
SSGA Funds Management Inc 1160792 4.07% 6192 0.54% 2022-05-31
State Street Corporation 1050312 3.68% -44167 -4.04% 2022-03-31
Awm Investment Company Inc 962242 3.37% 107708 12.60% 2022-03-31
Dimensional Fund Advisors, Inc. 318885 1.12% 83984 35.75% 2022-03-31
Legal & General Investment Management Ltd. 376178 1.32% -- -- 2022-05-31
Northern Trust Investments Inc 394337 1.38% -20941 -5.04% 2022-05-31
Fidelity Management & Research Company LLC 476157 1.67% -16495 -3.35% 2022-05-31
Geode Capital Management, LLC 494724 1.73% 29079 6.24% 2022-03-31
ArrowMark Colorado Holdings, LLC (ArrowMark Partners) 515000 1.81% 100000 24.10% 2022-03-31
D. E. Shaw & Co LP 599932 2.10% 7542 1.27% 2022-03-31
Vanguard Investments Australia Ltd 706925 2.48% -- -- 2022-05-31
Royce & Associates, LP 779600 2.73% 30000 4.00% 2022-03-31
First Trust Advisors L.P. 364275 1.28% 46824 14.75% 2021-12-31
BNP Paribas Investment Partners SA 1269870 4.45% -77371 -5.74% 2021-12-31
Erste Asset Management GmbH 375390 1.32% -- -- 2022-04-30
Invesco Ltd 1895162 6.66% 1895162 -- 2020-12-31
BNP Paribas Asset Management Luxembourg 946130 3.32% -12 -- 2022-03-31
Renaissance Technologies LLC 916975 3.22% 916975 -- 2020-12-31
Renaissance Technologies Corp 616475 2.18% -300500 -32.77% 2021-03-31
Telemark Asset Management, LLC 460000 1.62% -10000 -2.13% 2021-03-31
Hood River Capital Management LLC 741688 2.66% 741688 -- 2020-12-31
Citigroup Inc 438716 1.59% 358583 447.48% 2020-12-31
GMT Capital Corp 511945 1.83% -- -- 2020-09-30
Hudson Bay Capital Management LP 557000 1.99% 70000 14.37% 2020-09-30
Fidelity Management & Research Company LLC 306227 1.11% 14452 4.95% 2020-11-30
Baillie Gifford & Co Limited. 517270 1.87% 517270 -- 2020-09-30
Royce & Associates, LP 644074 2.33% -32300 -4.78% 2020-09-30
State Street Global Advisors 258189 0.93% -10356 -3.86% 2020-10-31
Arosa Capital Management LP 350000 1.27% 100000 40.00% 2020-06-30
Northern Trust Corp 244021 1.06% 5209 2.18% 2020-06-30
JPMorgan Chase & Co 348995 1.52% -242620 -41.01% 2020-03-31
J.P. Morgan Investment Management, Inc. 252375 1.10% -154500 -37.97% 2020-03-31
Fidelity Management & Research Company 274863 1.27% 10541 3.99% 2020-05-31
Essex Investment Management Company, LLC 240329 1.11% 16270 7.26% 2020-03-31
QS Investors LLC 238300 1.10% -3100 -1.28% 2019-12-31
D. E. Shaw & Co LP 383335 1.78% -53815 -12.31% 2019-12-31
Northern Trust Investments N A 232617 1.08% 4853 2.13% 2019-12-31
Teachers Advisors LLC 208630 0.97% 177560 571.48% 2020-03-31
Acadian Asset Management LLC 308686 1.43% 308686 -- 2019-09-30
Hand Benefits & Trust, a BPAS Co 190000 0.88% -- -- 2020-02-29
AQR Capital Management LLC 381041 1.77% 381041 -- 2019-09-30
Assenagon Asset Management SA 171832 0.80% 171832 -- 2019-06-30
Millennium Management LLC 570273 2.64% -99280 -14.83% 2019-06-30
Arrowstreet Capital Limited Partnership 235001 1.09% 114085 94.35% 2019-06-30
New York Life Investment Management LLC 147400 0.68% 29600 25.13% 2019-09-30
Marshall Wace Asset Management Ltd 460450 2.14% 460450 -- 2019-03-31
MacKay Shields LLC 139000 0.64% 139000 -- 2019-06-30
EAM Investors, LLC 237002 1.10% -133688 -36.06% 2019-03-31
Goldman Sachs Group Inc 142152 0.66% 142152 -- 2019-03-31
BlackRock 119725 0.55% 72217 152.01% 2019-07-31
Worth Venture Partners, LLC 104307 0.48% -63693 -37.91% 2019-03-31
EAM Global Investors, LLC 102465 0.47% -47376 -31.62% 2019-03-31
Bank of New York Mellon Corp 112802 0.53% 112802 -- 2018-12-31
Ameriprise Financial Inc 110296 0.51% 110296 -- 2018-12-31
Susquehanna International Group, LLP 142161 0.66% 105922 292.29% 2018-12-31
Susquehanna Financial Group, LLLP 142161 0.66% 105922 292.29% 2018-12-31
Barclays PLC 115604 0.54% 93228 416.64% 2018-12-31
SEI Investments Management Corp 122113 0.57% -5401 -4.24% 2019-04-30
Dreyfus Corporation 74110 0.35% 74110 -- 2019-01-31
Columbia Mgmt Investment Advisers, LLC 106052 0.50% 97952 1209.28% 2019-01-31
Bridgeway Capital Management, Inc 110100 0.51% -- -- 2018-09-30
Manatuck Hill Partners LLC 134100 0.63% 134100 -- 2018-09-30
Footprints Asset Mgmt & Rsrch, Inc. 134024 0.63% -- -- 2019-01-31
ERSTE-SPARINVEST Kapitalanlagegesellschaft m.b.H. 200000 0.94% -- -- 2018-11-30
BlackRock Institutional Trust Company NA 224876 1.05% -- -- 2018-06-30
Ardsley Advisory Partners 120000 0.56% -194377 -61.83% 2018-03-31
Wolverine Asset Management LLC 154594 0.72% -82775 -34.87% 2018-03-31
Royce & Associates, LLC 349300 1.67% -20000 -5.42% 2018-03-31
ERSTE-SPARINVEST KAG 200000 0.92% -- -- 2018-07-31
Invesco PowerShares Capital Mgmt LLC 81558 0.39% -20395 -20.00% 2018-06-30
Group One Trading, LP 47633 0.23% 35855 304.42% 2018-03-31
BNY Mellon Investment Management 33478 0.16% 1874 5.93% 2018-06-30
SIMPLEX TRADING, LLC 83094 0.40% 83094 -- 2017-12-31
Wedbush Morgan Securities Inc 57660 0.28% 11453 24.79% 2017-12-31
Jacobs Levy Equity Management, Inc. 117522 0.56% 117522 -- 2017-12-31
First Manhattan Company 34019 0.18% -- -- 2017-09-30
Nationwide Fund Advisors 43045 0.22% -- -- 2017-09-30
Goldman, Sachs & Co. 56955 0.30% 56955 -- 2017-06-30
Sunrise Partners LLC 42900 0.22% 42900 -- 2017-06-30
Element Capital Management LLC 58055 0.30% 58055 -- 2017-06-30
State Street Corp 150592 1.06% 13395 9.76% 2016-09-30
FMG LLC 25060 0.18% -1400 -5.29% 2016-11-30
Northern Trust Asset Management 26885 0.19% -120 -0.44% 2016-12-31
TIAA-CREF Investment Management LLC 38814 0.27% -- -- 2016-09-30
BlackRock Advisors LLC 47077 0.33% -330 -0.70% 2016-09-30
共同基金持股
持有者 持有份额 持股比例 份额变化 变化率 报告日期
SPDR 253196 0.89% 5327 2.15% 2022-05-31
Royce Micro Cap Series Fund 243700 0.85% 27300 12.62% 2022-03-31
Fidelity 152051 0.53% -- -- 2022-04-30
Royce Smaller-Companies Growth Fund 226349 0.79% -- -- 2022-03-31
ALPS Clean Energy ETF 168271 0.59% -1328 -0.78% 2022-05-31
Calvert Global Energy Solutions Fund 148588 0.52% -- -- 2022-04-30
First Trust NASDAQ 192581 0.68% -- -- 2022-05-31
ERSTE WWF Stock Environment 177777 0.62% -197613 -52.64% 2022-04-30
Invesco WilderHill Clean Energy ETF 2037393 7.14% -- -- 2022-05-31
Edinburgh Worldwide 768000 2.69% -- -- 2022-03-31
Baillie Gifford Global Discovery Fund 733376 2.57% 31161 4.44% 2022-03-31
Vanguard Total Stock Market Index Fund 706925 2.48% -- -- 2022-05-31
iShares Russell 2000 ETF 610199 2.14% 1040 0.17% 2022-05-31
Meridian Contrarian Fund 515000 1.81% 100000 24.10% 2022-03-31
LUX IM ESG Green Energy 430968 1.51% -- -- 2022-05-31
L&G Clean Energy ETF 376178 1.32% -- -- 2022-05-31
Vanguard Extended Market Index Fund 363751 1.28% -- -- 2022-05-31
iShares Russell 2000 Value ETF 259916 0.91% -- -- 2022-05-31
Calvert Global Energy Solutions 148588 0.52% 43076 40.83% 2022-03-31
BNP Paribas Energy Transition 946130 3.32% -12 -- 2022-02-28
Invesco Global Clean Energy ETF 226903 0.80% -- -- 2022-03-30
Emerald Growth Fund 260010 0.92% -12000 -4.41% 2021-07-31
Wells Fargo Factor Enh US SC Eq CIT 149378 0.53% 138624 1289.05% 2021-03-31
LUX IM Green Energy 278327 0.99% -18848 -6.34% 2021-06-30
Direxion Moonshot Innovators ETF 182714 0.65% 2529 1.40% 2021-05-31
Hood River Small-Cap Growth Fund 230826 0.84% 230826 -- 2020-12-31
State Street Russell Small/Mid Cap 119300 0.43% 17100 16.73% 2020-12-31
Royce Capital Fund Micro-Cap Portfolio 113100 0.41% -6300 -5.28% 2020-12-31
US Small Cap (Russell 2000) Equity 100000 0.36% -- -- 2020-09-30
QS US Small Capitalization Equity CIF 100000 0.36% -- -- 2020-06-30
EAM Ultra Micro Cap 94879 0.34% 4122 4.54% 2020-09-30
NT R2000 Value Index Fund - NL 93605 0.34% -4098 -4.19% 2020-09-30
State Street Russell Small Cap 96167 0.35% -- -- 2020-09-30
NT R2000 Index Fund - NL 87429 0.38% 9300 11.90% 2020-06-30
JPMorgan Small Cap Value Fund 155700 0.72% -3900 -2.44% 2020-05-31
NT R2000 Value Index Fund - Non-Lending 67723 0.31% -1224 -1.78% 2020-03-31
BrighthouseI JPMorgan Small Cap Val Port 95200 0.44% 95200 -- 2019-12-31
TIAA-CREF Quant Small-Cap Equity Fund 174200 0.81% 174200 -- 2020-01-31
AQR Small Cap Multi-Style Fund 87145 0.40% -7145 -7.58% 2019-12-31
Northern Trust Russell 2000 Index DC NL 62725 0.29% -367 -0.58% 2020-01-31
Footprints Discover Value Fund 54000 0.25% 36500 208.57% 2019-11-30
MainStay VP MacKay Small Cap Core Ptf 65900 0.31% -25600 -27.98% 2019-09-30
iShares Micro-Cap ETF 51076 0.24% -- -- 2019-11-29
MainStay MacKay Small Cap Core Fund 54700 0.25% -1600 -2.84% 2019-08-31
iShares Russell 2000 Growth ETF 50853 0.24% -392 -0.76% 2019-09-30
Transamerica Partners Small Core 47250 0.22% -- -- 2019-08-31
Bridgeway Ultra Small Company Market Fd 45100 0.21% -- -- 2019-06-30
Schwab Small Cap Index Fund 43755 0.20% 43755 -- 2019-06-30
First Trust Global Wind Energy ETF 42669 0.20% -- -- 2019-07-31
QS US Small Capitalization Equity Fund 42664 0.20% 42664 -- 2019-06-30
Russell 2000 Index Non-Lendable Fund E 40882 0.19% 40882 -- 2019-06-30
Royce Low-Priced Stock Fund 39400 0.18% -- -- 2019-06-30
BlackRock Extended Equity Market 33586 0.16% -46 -0.14% 2019-06-30
Invesco DWA SmallCap Momentum ETF 94826 0.44% -- -- 2019-06-30
DFA US Targeted Value Portfolio 29993 0.14% -- -- 2019-05-31
Vanguard Instl Total Stock Market Idx Fd 24464 0.11% -- -- 2019-05-31
Royce Micro-Cap Trust 22625 0.10% -8000 -26.12% 2019-03-31
BNY Mellon Select Managers Sm Cp Gr Fd 20961 0.10% -31712 -60.21% 2019-04-30
Dreyfus Select Managers Small Cap Gr Fd 52673 0.25% -473 -0.89% 2019-03-31
SEI Small Cap (SIMT) Fund 33894 0.16% -18000 -34.69% 2019-04-30
SEI Small Cap Growth (SIMT) Fund 27379 0.13% -- -- 2019-03-31
SEI Small Cap II (SIIT) Fund 25331 0.12% -2120 -7.72% 2019-03-31
Multi-Manager Small Cap Equity Strat Fd 27253 0.13% -78799 -74.30% 2019-02-28
VALIC Company I Small Cap Fund 40000 0.19% -- -- 2018-11-30
Invesco All Cap Market Neutral Fund 22850 0.11% -- -- 2018-09-30
Vanguard Balanced Index Fund 17349 0.08% -- -- --
Footprints Discover Value 195000 0.92% -- -- 2017-09-30
NVIT Multi-Manager Small Company Fund 43045 0.20% -- -- 2017-12-31
Russell Inv US Small Cap Equity Fund 27499 0.13% -- -- 2017-12-31
Vanguard Total Stock Mkt Idx 452138 2.13% -- -- 2018-07-31
Vanguard Extended Market Idx Inv 239544 1.13% 5640 2.41% 2018-07-31
Royce Micro-Cap Invmt 171100 0.82% -- -- 2018-06-30
Royce Capital Micro-Cap Inv 169500 0.81% -- -- 2018-06-30
Footprints Discover Value A 195000 1.02% -- -- 2017-09-30
First Trust ISE Global Wind Energy ETF 89362 0.45% -389 -0.43% 2018-09-13
Bridgeway Ultra-Small Company Market 70100 0.33% -- -- 2018-06-30
PowerShares WilderHill Clean Energy ETF 72784 0.37% -- -- 2018-09-13
BlackRock Extended Equity Market K 45688 0.22% 1242 2.79% 2018-06-30
iShares Micro-Cap 51889 0.24% -- -- 2018-09-12
VALIC Company I Small Cap 40000 0.19% -- -- 2018-07-31
Invesco All Cap Market Neutral A 22850 0.11% 22850 -- 2018-06-30
DFA US Targeted Value I 28993 0.14% -- -- 2018-07-31
Vanguard Instl Ttl Stk Mkt Idx InstlPls 28918 0.14% -- -- 2018-07-31
Fidelity Spartan 28086 0.13% -- -- 2018-07-31
BlackRock U.S. Equity Market F 13324 0.06% 42 0.32% 2018-06-30
Vanguard Balanced Index Inv 17349 0.08% -- -- 2018-07-31
DFA Tax-Managed US Targeted Value 8997 0.04% -- -- 2018-07-31
BNY Mellon EB DL Mkt Completion 5770 0.03% -- -- 2018-06-30
iShares Core S&P Total US Stock Mkt 5325 0.03% -- -- 2018-07-03
Wilshire Micro-Cap ETF 5248 0.03% -- -- 2018-06-22
Russell US Small Cap Equity I 27499 0.13% -- -- 2017-12-31
VP Partners Small Cap Value 3 8100 0.04% -- -- 2017-12-31
NVIT Multi-Manager Small Company IV 43045 0.21% -- -- 2017-12-31
Bridgeway Ultra-Small Company 128000 0.90% -- -- 2016-09-30
iShares Russell 2000 Value 107705 0.74% -426 -0.39% 2017-02-07
CREF Stock R1 29811 0.21% -- -- 2016-12-31
Northern Trust Russell 2000 Index Fund - DC - Non-Lending 26885 0.19% -120 -0.44% 2016-12-31
Schwab Small Cap Index 19200 0.14% -- -- 2016-12-31
AXA 2000 Managed Volatility K 15783 0.11% -- -- 2016-11-30
BlackRock Russell 2000 15294 0.11% 15294 -- 2016-12-31