American Superconductor Corp
AMSC- 交易所
- Nasdaq
- 產業
- Motors & Generators
- SEC CIK
- 0000880807
近 90 天，American Superconductor Corp 沒有內部人公開市場買賣的申報；2026 年第 2 季末有 277 家機構在 13F 申報持有，市值合計 $14.7 億；沒有大師持有。
2026 年第 2 季 13F 持有人
American Superconductor Corp 在 2026/6/30 季末的機構持股。管理 1 億美元以上美股的機構，每季結束後 45 天內要用 13F 申報多頭部位。13F 是什麼
- 持有機構
- 277
- 較 2026 年第 1 季 +36 家
- 持有股數
- 3,543 萬
- 較 2026 年第 1 季 +230.3 萬 (+7.0%)
- 總市值
- $14.7 億
- 較 2026 年第 1 季 +$3.49 億 (+31.1%)
- 新進機構
- 66
- 另有 108 家加碼
- 清倉機構
- 30
- 另有 77 家減碼
另有 4 家機構在 2026 年第 1 季持有、還沒有申報 2026 年第 2 季 13F：沒申報不算清倉，也不計入上面的變化。
歷季持有家數與市值
2021 年第 1 季起，每季在 13F 申報持有 AMSC 的機構家數與合計市值。市值是各季季末的申報市值，也會跟著股價漲跌。
| 季度 | 家數 | 市值 |
|---|---|---|
| 2026 年第 2 季 | 277 | $14.7 億 |
| 2026 年第 1 季 | 245 | $11.2 億 |
| 2025 年第 4 季 | 240 | $9.54 億 |
| 2025 年第 3 季 | 273 | $19.5 億 |
| 2025 年第 2 季 | 232 | $12.0 億 |
| 2025 年第 1 季 | 189 | $5.00 億 |
| 2024 年第 4 季 | 191 | $6.78 億 |
| 2024 年第 3 季 | 171 | $6.44 億 |
| 2024 年第 2 季 | 155 | $6.38 億 |
| 2024 年第 1 季 | 128 | $3.27 億 |
| 2023 年第 4 季 | 99 | $1.81 億 |
| 2023 年第 3 季 | 72 | $9,996 萬 |
| 2023 年第 2 季 | 77 | $8,195 萬 |
| 2023 年第 1 季 | 74 | $6,459 萬 |
| 2022 年第 4 季 | 77 | $4,837 萬 |
| 2022 年第 3 季 | 82 | $6,103 萬 |
| 2022 年第 2 季 | 93 | $6,865 萬 |
| 2022 年第 1 季 | 107 | $1.19 億 |
| 2021 年第 4 季 | 107 | $1.79 億 |
| 2021 年第 3 季 | 101 | $2.43 億 |
| 2021 年第 2 季 | 105 | $2.86 億 |
| 2021 年第 1 季 | 104 | $3.12 億 |
2026 年第 2 季持有機構
每家機構持有 American Superconductor Corp 的股數、市值與佔組合比重；股數變化跟 2026 年第 1 季比。
| 機構 | 股數 | 市值 | 佔組合 % | 股數變化 | 動作 |
|---|---|---|---|---|---|
| Hennion & Walsh Asset Management, Inc. | 46,020 | $191.0 萬 | 0.05% | +12,665+38.0% | 加碼 |
| California State Teachers Retirement System | 50,888 | $211.2 萬 | 0.00% | −6,128−10.7% | 減碼 |
| Deutsche Bank AG | 51,992 | $215.8 萬 | 0.00% | +9,074+21.1% | 加碼 |
| Marshall Wace, LLP | 53,261 | $221.1 萬 | 0.00% | +53,261 | 新進 |
| LPL Financial LLC | 57,385 | $238.2 萬 | 0.00% | −29,938−34.3% | 減碼 |
| Amundi | 63,251 | $262.6 萬 | 0.00% | +5,082+8.7% | 加碼 |
| Rhumbline Advisers | 63,572 | $263.9 萬 | 0.00% | +3,889+6.5% | 加碼 |
| Campbell Newman Asset Management Inc | 67,337 | $279.5 萬 | 0.21% | +3,000+4.7% | 加碼 |
| Brown Capital Management LLC | 68,156 | $282.9 萬 | 0.57% | +68,156 | 新進 |
| Balyasny Asset Management LLC | 68,847 | $285.8 萬 | 0.01% | −75,297−52.2% | 減碼 |
| New York State Common Retirement Fund | 72,900 | $302.6 萬 | 0.00% | +2,500+3.6% | 加碼 |
| Lumbard & Kellner, LLC | 74,139 | $307.8 萬 | 0.93% | +470+0.6% | 加碼 |
| Rice Hall James & Associates, LLC | 78,620 | $326.4 萬 | 0.16% | +31,506+66.9% | 加碼 |
| Wells Fargo & Company | 83,306 | $345.8 萬 | 0.00% | +25,148+43.2% | 加碼 |
| SEI Investments Co | 85,215 | $353.7 萬 | 0.00% | −139,221−62.0% | 減碼 |
| Wellington Management Group LLP | 85,244 | $353.8 萬 | 0.00% | +85,244 | 新進 |
| Alps Advisors Inc | 86,387 | $358.6 萬 | 0.02% | −174−0.2% | 減碼 |
| Swiss National Bank | 88,600 | $367.8 萬 | 0.00% | −500−0.6% | 減碼 |
| Two Sigma Investments, LP | 90,340 | $375.0 萬 | 0.00% | −78,676−46.5% | 減碼 |
| UBS Asset Management Americas Inc | 91,267 | $378.8 萬 | 0.00% | +2,881+3.3% | 加碼 |
| Defiance ETFs, LLC | 99,395 | $396.8 萬 | 0.06% | +57,168+135.4% | 加碼 |
| Holocene Advisors, LP | 95,716 | $397.3 萬 | 0.01% | +83,588+689.2% | 加碼 |
| Silvercrest Asset Management Group LLC | 100,026 | $415.2 萬 | 0.03% | +100,026 | 新進 |
| Millennium Management LLC | 100,762 | $418.3 萬 | 0.00% | −814−0.8% | 減碼 |
| Toroso Investments, LLC | 101,341 | $420.7 萬 | 0.01% | +57,972+133.7% | 加碼 |
| Bank of America Corp | 106,216 | $440.9 萬 | 0.00% | −103,235−49.3% | 減碼 |
| GMT Capital Corp | 108,066 | $448.6 萬 | 0.23% | 00.0% | 不變 |
| Ameriprise Financial Inc | 111,856 | $464.3 萬 | 0.00% | +49,520+79.4% | 加碼 |
| Raymond James Financial Inc | 118,801 | $493.1 萬 | 0.00% | −5,153−4.2% | 減碼 |
| Cambridge Investment Research Advisors, Inc. | 121,128 | $502.8 萬 | 0.01% | +72,577+149.5% | 加碼 |
| Allspring Global Investments Holdings, LLC | 130,622 | $521.4 萬 | 0.01% | −18,979−12.7% | 減碼 |
| Bank of New York Mellon Corp | 143,968 | $597.6 萬 | 0.00% | +9,178+6.8% | 加碼 |
| JPMorgan Chase & Co | 149,502 | $604.0 萬 | 0.00% | +12,657+9.2% | 加碼 |
| Palisades Investment Partners, LLC | 156,720 | $650.6 萬 | 1.85% | +4,144+2.7% | 加碼 |
| Baird Financial Group, Inc. | 157,203 | $652.5 萬 | 0.01% | −6,055−3.7% | 減碼 |
| ArrowMark Colorado Holdings LLC | 159,432 | $661.8 萬 | 0.28% | +24,000+17.7% | 加碼 |
| Mackenzie Financial Corp | 164,450 | $682.6 萬 | 0.01% | +86,908+112.1% | 加碼 |
| Jane Street Group, LLC | 170,319 | $707.0 萬 | 0.00% | +170,319 | 新進 |
| Russell Investments Group, Ltd. | 171,764 | $713.0 萬 | 0.01% | +134,400+359.7% | 加碼 |
| Invesco Ltd. | 180,660 | $749.9 萬 | 0.00% | −60,132−25.0% | 減碼 |
| AQR Capital Management LLC | 194,477 | $807.3 萬 | 0.00% | +9,722+5.3% | 加碼 |
| Essex Investment Management Co LLC | 221,933 | $921.2 萬 | 1.21% | −5,625−2.5% | 減碼 |
| Arrowstreet Capital, Limited Partnership | 230,903 | $958.5 萬 | 0.00% | −215,849−48.3% | 減碼 |
| Susquehanna International Group, LLP | 235,235 | $976.5 萬 | 0.01% | +173,421+280.6% | 加碼 |
| Qube Research & Technologies Ltd | 250,573 | $1,040 萬 | 0.01% | −78,840−23.9% | 減碼 |
| HRT Financial LP | 298,420 | $1,239 萬 | 0.02% | +298,420 | 新進 |
| T. Rowe Price Investment Management, Inc. | 306,182 | $1,271 萬 | 0.01% | +306,182 | 新進 |
| Vanguard Fiduciary Trust Co | 337,929 | $1,403 萬 | 0.00% | +11,887+3.6% | 加碼 |
| Price T Rowe Associates Inc | 343,867 | $1,427 萬 | 0.00% | +285,255+486.7% | 加碼 |
| Algert Global LLC | 353,832 | $1,469 萬 | 0.17% | −136,139−27.8% | 減碼 |
| BNP Paribas Arbitrage, SA | 366,437 | $1,521 萬 | 0.01% | −70,250−16.1% | 減碼 |
| D. E. Shaw & Co., Inc. | 366,845 | $1,523 萬 | 0.01% | −200,729−35.4% | 減碼 |
| Panagora Asset Management Inc | 375,515 | $1,559 萬 | 0.05% | +119,123+46.5% | 加碼 |
| Charles Schwab Investment Management Inc | 399,125 | $1,657 萬 | 0.00% | +13,711+3.6% | 加碼 |
| Stephens Investment Management Group LLC | 402,762 | $1,672 萬 | 0.18% | +94,247+30.5% | 加碼 |
| Ranger Investment Management, L.P. | 405,266 | $1,682 萬 | 1.06% | +405,266 | 新進 |
| Northern Trust Corp | 433,792 | $1,801 萬 | 0.00% | +40,568+10.3% | 加碼 |
| Emerald Mutual Fund Advisers Trust | 538,955 | $2,237 萬 | 0.79% | +100,080+22.8% | 加碼 |
| Royce & Associates LP | 555,821 | $2,307 萬 | 0.19% | +13,043+2.4% | 加碼 |
| Telemark Asset Management, LLC | 600,000 | $2,491 萬 | 1.80% | 00.0% | 不變 |
| Nuveen, LLC | 628,406 | $2,609 萬 | 0.01% | −392,541−38.4% | 減碼 |
| Morgan Stanley | 635,833 | $2,639 萬 | 0.00% | +1,992+0.3% | 加碼 |
| Dimensional Fund Advisors LP | 645,991 | $2,681 萬 | 0.00% | −12,306−1.9% | 減碼 |
| Legal & General Group Plc | 756,863 | $3,142 萬 | 0.01% | +226,732+42.8% | 加碼 |
| Emerald Advisers, LLC | 843,956 | $3,503 萬 | 0.82% | +86,552+11.4% | 加碼 |
| Baillie Gifford & Co | 933,308 | $3,874 萬 | 0.04% | −514,111−35.5% | 減碼 |
| AWM Investment Company, Inc. | 951,604 | $3,950 萬 | 3.43% | +150,000+18.7% | 加碼 |
| Oberweis Asset Management Inc | 987,500 | $4,099 萬 | 0.85% | +137,600+16.2% | 加碼 |
| First Trust Advisors LP | 1,168,424 | $4,850 萬 | 0.03% | +390,156+50.1% | 加碼 |
| Geode Capital Management, LLC | 1,243,198 | $5,162 萬 | 0.00% | +74,046+6.3% | 加碼 |
| Goldman Sachs Group Inc | 1,294,047 | $5,372 萬 | 0.01% | +584,543+82.4% | 加碼 |
| State Street Corp | 1,358,225 | $5,638 萬 | 0.00% | +97,154+7.7% | 加碼 |
| Vanguard Portfolio Management LLC | 1,418,863 | $5,890 萬 | 0.00% | −292,814−17.1% | 減碼 |
| UBS Group AG | 1,429,090 | $5,932 萬 | 0.01% | +829,269+138.3% | 加碼 |
| Barrow Hanley Mewhinney & Strauss LLC | 1,704,006 | $7,073 萬 | 0.21% | +564,213+49.5% | 加碼 |
| Vanguard Capital Management LLC | 2,034,219 | $8,444 萬 | 0.00% | −5,249−0.3% | 減碼 |
| BlackRock, Inc. | 4,095,371 | $1.70 億 | 0.00% | +112,721+2.8% | 加碼 |
| Hood River Capital Management LLC | 0 | $0 | 0.00% | −398,711−100.0% | 清倉 |
| Nomura Asset Management International Inc. | 0 | $0 | 0.00% | −379,483−100.0% | 清倉 |
| Axiom Investors LLC | 0 | $0 | 0.00% | −100,814−100.0% | 清倉 |
| Maxi Investments CY Ltd | 0 | $0 | 0.00% | −75,754−100.0% | 清倉 |
| Kennedy Capital Management, Inc. | 0 | $0 | 0.00% | −66,167−100.0% | 清倉 |
| Boston Partners | 0 | $0 | 0.00% | −66,071−100.0% | 清倉 |
| Janney Montgomery Scott LLC | 0 | $0 | 0.00% | −56,946−100.0% | 清倉 |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −56,452−100.0% | 清倉 |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −35,385−100.0% | 清倉 |
| Virginia Retirement Systems Et Al | 0 | $0 | 0.00% | −18,800−100.0% | 清倉 |
| GoalVest Advisory LLC | 0 | $0 | 0.00% | −17,400−100.0% | 清倉 |
| Canada Pension Plan Investment Board | 0 | $0 | 0.00% | −15,200−100.0% | 清倉 |
| Cinctive Capital Management LP | 0 | $0 | 0.00% | −13,833−100.0% | 清倉 |
| Integrated Quantitative Investments LLC | 0 | $0 | 0.00% | −12,868−100.0% | 清倉 |
| Winton Group Ltd | 0 | $0 | 0.00% | −11,266−100.0% | 清倉 |
| City Center Advisors, LLC | 0 | $0 | 0.00% | −11,118−100.0% | 清倉 |
| PDT Partners, LLC | 0 | $0 | 0.00% | −9,732−100.0% | 清倉 |
| Mangrove Partners | 0 | $0 | 0.00% | −8,719−100.0% | 清倉 |
| Handelsbanken Fonder AB | 0 | $0 | 0.00% | −8,600−100.0% | 清倉 |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −7,792−100.0% | 清倉 |
| Thrivent Financial for Lutherans | 0 | $0 | 0.00% | −7,242−100.0% | 清倉 |
| Cerity Partners LLC | 0 | $0 | 0.00% | −6,391−100.0% | 清倉 |
| Walleye Capital LLC | 0 | $0 | 0.00% | −6,285−100.0% | 清倉 |