As of the latest SEC filings, AMERICAN SUPERCONDUCTOR CORP /DE/ (AMSC) is held by 224 institutional funds. The largest fund shareholder is VANGUARD TOTAL STOCK MARKET INDEX FUND (VTI), holding an estimated $49,498,448.80 in market value, representing a significant portion of its portfolio.
Funds holding AMERICAN SUPERCONDUCTOR CORP /DE/ (AMSC)
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- AMSC
- CIK:
- 0000880807
| Fund | Type | Manager | Weight | Market Value | Shares |
Report Date
|
Filing Date
|
|---|---|---|---|---|---|---|---|
|
VTI
VANGUARD TOTAL STOCK MARKET INDEX FUND
|
ETF | Vanguard | 0.00% | $49,498,448.80 | 1,462,288 | Mar 31, 2026 | May 28, 2026 |
|
IWM
iShares Russell 2000 ETF
|
ETF | BlackRock / iShares | 0.05% | $38,104,132.60 | 1,125,676 | Mar 31, 2026 | May 28, 2026 |
|
AVPAX
American Beacon Small Cap Value Fund
|
MF | Independent / Boutique | 0.71% | $27,035,183.62 | 504,953 | Apr 30, 2026 | Jun 26, 2026 |
|
OBMCX
Oberweis Micro-Cap Fund
|
MF | Independent / Boutique | 2.53% | $26,579,020.00 | 785,200 | Mar 31, 2026 | May 29, 2026 |
|
FSSNX
Fidelity Small Cap Index Fund
|
MF | Fidelity | 0.07% | $24,412,794.42 | 455,973 | Apr 30, 2026 | Jun 26, 2026 |
|
VEXPX
VANGUARD EXPLORER FUND
|
MF | Vanguard | 0.10% | $22,727,033.98 | 424,487 | Apr 30, 2026 | Jun 26, 2026 |
|
TCSEX
Nuveen Quant Small Cap Equity Fund
|
MF | TIAA / Nuveen | 0.47% | $18,218,591.20 | 340,280 | Apr 30, 2026 | Jun 24, 2026 |
|
VEMPX
VANGUARD EXTENDED MARKET INDEX FUND
|
ETF | Vanguard | 0.02% | $17,986,739.10 | 531,366 | Mar 31, 2026 | May 28, 2026 |
|
VSEQX
VANGUARD STRATEGIC EQUITY FUND
|
MF | Vanguard | 0.16% | $15,919,113.40 | 470,284 | Mar 31, 2026 | May 28, 2026 |
|
GRID
First Trust NASDAQ Clean Edge Smart Grid Infrastructure Index Fund
|
ETF | First Trust | 0.19% | $14,195,843.75 | 419,375 | Mar 31, 2026 | May 21, 2026 |
|
FFGRX
Emerald Growth Fund
|
MF | Independent / Boutique | 0.98% | $13,754,265.38 | 256,897 | Apr 30, 2026 | Jun 22, 2026 |
|
IWO
iShares Russell 2000 Growth ETF
|
ETF | BlackRock / iShares | 0.10% | $12,744,728.10 | 376,506 | Mar 31, 2026 | May 28, 2026 |
|
VSTCX
VANGUARD STRATEGIC SMALL-CAP EQUITY FUND
|
MF | Vanguard | 0.40% | $9,900,888.05 | 292,493 | Mar 31, 2026 | May 28, 2026 |
|
PGRTX
SmallCap Growth Fund I
|
MF | Independent / Boutique | 0.41% | $9,517,216.86 | 177,759 | Apr 30, 2026 | Jun 25, 2026 |
|
PBW
Invesco WilderHill Clean Energy ETF
|
ETF | Invesco | 2.08% | $9,361,629.62 | 174,853 | Apr 30, 2026 | Jun 26, 2026 |
|
IRGFX
Nomura Small Cap Growth Fund
|
MF | Independent / Boutique | 0.89% | $8,770,094.95 | 259,087 | Mar 31, 2026 | May 28, 2026 |
|
FSMAX
Fidelity Extended Market Index Fund
|
MF | Fidelity | 0.02% | $7,934,630.94 | 243,543 | Feb 28, 2026 | Apr 24, 2026 |
|
DFAS
Dimensional U.S. Small Cap ETF
|
ETF | Dimensional Fund Advisors | 0.05% | $7,494,422.12 | 139,978 | Apr 30, 2026 | Jun 29, 2026 |
|
DFSTX
U.S. SMALL CAP PORTFOLIO
|
MF | Dimensional Fund Advisors | 0.04% | $7,462,833.52 | 139,388 | Apr 30, 2026 | Jun 24, 2026 |
|
SCHA
Schwab U.S. Small-Cap ETF
|
ETF | Charles Schwab | 0.03% | $7,144,598.52 | 219,294 | Feb 28, 2026 | Apr 24, 2026 |
|
VTWO
VANGUARD RUSSELL 2000 INDEX FUND
|
ETF | Vanguard | 0.05% | $7,055,166.42 | 216,549 | Feb 28, 2026 | Apr 28, 2026 |
|
SMLF
iShares U.S. Small-Cap Equity Factor ETF
|
ETF | BlackRock / iShares | 0.17% | $6,275,423.40 | 117,210 | Apr 30, 2026 | Jun 26, 2026 |
|
FYC
First Trust Small Cap Growth AlphaDEX Fund
|
ETF | First Trust | 0.52% | $5,436,505.14 | 101,541 | Apr 30, 2026 | Jun 23, 2026 |
|
SWSSX
Schwab Small-Cap Index Fund
|
MF | Charles Schwab | 0.07% | $5,410,484.70 | 101,055 | Apr 30, 2026 | Jun 25, 2026 |
|
ROFRX
Royce Small-Cap Opportunity Fund
|
MF | Independent / Boutique | 0.48% | $5,381,540.70 | 158,982 | Mar 31, 2026 | May 21, 2026 |
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