American Superconductor (AMSC) Tax Rate (2009 - 2026)
American Superconductor (AMSC) reported Tax Rate of 12.09% for fiscal Q1 2027 (quarter ended Jun 30, 2026), up 9.20 percentage points from 2.89% a year earlier.
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Analysis
American Superconductor (AMSC) Tax Rate (2009 - 2026) Analysis & Trends
For FY2019 (ended Mar 31, 2019), American Superconductor posted Tax Rate of 19.25%.
- The fiscal Q1 2027 figure ranks as the highest quarterly Tax Rate since fiscal Q4 2025.
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Tax Rate (Qtr) |
|---|---|---|---|---|---|
| 1 | GE Vernova | 206.05 Bn | 157.15 Bn | 3.11 Bn | 27.67% |
| 2 | Bloom Energy | 51.10 Bn | 41.00 Bn | 417.10 Mn | 0.33% |
| 3 | First Solar | 21.63 Bn | 12.99 Bn | 713.06 Mn | - |
| 4 | Nextpower | 15.87 Bn | 11.57 Bn | 345.32 Mn | 23.07% |
| 5 | BWX Technologies | 10.96 Bn | 8.77 Bn | 227.14 Mn | 22.68% |
| 6 | Generac Holdings | 10.36 Bn | 9.10 Bn | 516.04 Mn | 23.89% |
| 7 | EnerSys | 5.36 Bn | 3.55 Bn | 313.36 Mn | 13.75% |
| 8 | Mirion Technologies | 4.35 Bn | 2.71 Bn | 131.50 Mn | 28.44% |
| 9 | Enphase Energy | 3.78 Bn | -535.47 Mn | 127.12 Mn | - |
| 10 | American Superconductor | 1.13 Bn | 538.76 Mn | 26.53 Mn | 53.17% |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Sep 30, 2026 | 53.17% |
| Jun 30, 2026 | 12.09% |
| Sep 30, 2025 | 2.40% |
| Jun 30, 2025 | 2.89% |
| Mar 31, 2025 | 51.18% |
| Dec 31, 2018 | 8.39% |
| Sep 30, 2018 | 11.77% |
| Sep 30, 2010 | 50.13% |
| Jun 30, 2010 | 44.18% |
| Mar 31, 2010 | 57.52% |
| Dec 31, 2009 | 52.17% |
| Sep 30, 2009 | 55.02% |
| Jun 30, 2009 | 61.53% |
API Access
American Superconductor Tax Rate API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=tax-rate&ticker=AMSC&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "tax-rate", "ticker": "AMSC", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=tax-rate&ticker=AMSC&period=max&api_key=YOUR_API_KEY");
const data = await res.json();