STNG vs. AMSC
STNG (Scorpio Tankers Inc.) and AMSC (American Superconductor Corporation) are both stocks. STNG operates in Oil & Gas Midstream (Energy), while AMSC operates in Specialty Industrial Machinery (Industrials). Over the past 10 years, STNG returned 8.38%/yr vs 14.23%/yr for AMSC. At a 0.19 correlation, their price movements are largely independent.
Performance
STNG vs. AMSC - Performance Comparison
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Returns By Period
In the year-to-date period, STNG achieves a 57.90% return, which is significantly higher than AMSC's 24.95% return. Over the past 10 years, STNG has underperformed AMSC with an annualized return of 8.38%, while AMSC has yielded a comparatively higher 14.23% annualized return.
STNG
- 1D
- 4.03%
- 1M
- 4.14%
- 6M
- 46.43%
- YTD
- 57.90%
- 1Y
- 79.55%
- 3Y*
- 24.33%
- 5Y*
- 34.53%
- 10Y*
- 8.38%
AMSC
- 1D
- -3.26%
- 1M
- -8.99%
- 6M
- 17.25%
- YTD
- 24.95%
- 1Y
- -8.20%
- 3Y*
- 75.08%
- 5Y*
- 17.38%
- 10Y*
- 14.23%
STNG vs. AMSC - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
STNG Scorpio Tankers Inc. | 57.90% | 6.03% | -16.29% | 15.40% | 325.48% | 17.40% | -70.74% | 127.09% | -41.26% | -31.93% |
AMSC American Superconductor Corporation | 24.95% | 16.85% | 121.10% | 202.72% | -66.18% | -53.54% | 198.34% | -29.60% | 207.16% | -50.75% |
Correlation
The correlation between STNG and AMSC is 0.12, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.12 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.12 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.15 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.17 |
Correlation (All Time) Calculated using the full available price history since Mar 31, 2010 | 0.19 |
Fundamentals
STNG:
$3.95B
AMSC:
$1.74B
STNG:
$10.16
AMSC:
$2.95
STNG:
7.80
AMSC:
12.17
STNG:
0.06
AMSC:
0.02
STNG:
3.78
AMSC:
5.44
STNG:
1.16
AMSC:
3.03
STNG:
$1.04B
AMSC:
$299.15M
STNG:
$536.91M
AMSC:
$91.38M
STNG:
$590.06M
AMSC:
$19.29M
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Return for Risk
STNG vs. AMSC — Risk / Return Rank
STNG
AMSC
STNG vs. AMSC - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Scorpio Tankers Inc. (STNG) and American Superconductor Corporation (AMSC). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| STNG | AMSC | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +2.23 | ||
| Sortino ratioReturn per unit of downside risk | +2.45 | ||
| Omega ratioGain probability vs. loss probability | 1.34 | 1.06 | +0.27 |
| Calmar ratioReturn relative to maximum drawdown | 3.49 | -0.16 | +3.65 |
| Martin ratioReturn relative to average drawdown | 8.91 | -0.25 | +9.16 |
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Drawdowns
STNG vs. AMSC - Drawdown Comparison
The maximum STNG drawdown since its inception was -91.13%, smaller than the maximum AMSC drawdown of -99.57%. Use the drawdown chart below to compare losses from any high point for STNG and AMSC.
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Drawdown Indicators
| STNG | AMSC | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -91.13% | -99.57% | +8.44% |
Max Drawdown (1Y)Largest decline over 1 year | -22.74% | -61.08% | +38.34% |
Max Drawdown (3Y)Largest decline over 3 years | -60.97% | -63.86% | +2.89% |
Max Drawdown (5Y)Largest decline over 5 years | -60.97% | -82.94% | +21.97% |
Max Drawdown (10Y)Largest decline over 10 years | -81.67% | -89.06% | +7.39% |
Current DrawdownCurrent decline from peak | -8.12% | -94.81% | +86.69% |
Average DrawdownAverage peak-to-trough decline | -49.15% | -75.80% | +26.65% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 8.90% | 38.03% | -29.13% |
Volatility
STNG vs. AMSC - Volatility Comparison
The current volatility for Scorpio Tankers Inc. (STNG) is 12.53%, while American Superconductor Corporation (AMSC) has a volatility of 22.33%. This indicates that STNG experiences smaller price fluctuations and is considered to be less risky than AMSC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| STNG | AMSC | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 12.53% | 22.33% | -9.80% |
Volatility (6M)Calculated over the trailing 6-month period | 28.31% | 54.94% | -26.63% |
Volatility (1Y)Calculated over the trailing 1-year period | 38.59% | 85.50% | -46.91% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 45.01% | 87.45% | -42.44% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 54.21% | 79.28% | -25.07% |
Dividends
STNG vs. AMSC - Dividend Comparison
STNG's dividend yield for the trailing twelve months is around 2.17%, while AMSC has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AMSC American Superconductor Corporation | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
STNG Scorpio Tankers Inc. | 2.17% | 3.19% | 3.22% | 1.73% | 0.74% | 3.12% | 3.57% | 1.02% | 2.27% | 1.31% | 11.04% | 6.17% |
Financials
STNG vs. AMSC - Financials Comparison
This section allows you to compare key financial metrics between Scorpio Tankers Inc. and American Superconductor Corporation. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
STNG vs. AMSC - Profitability Comparison
STNG - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jul 2026, Scorpio Tankers Inc. reported a gross profit of 192.73M and revenue of 312.86M. Therefore, the gross margin over that period was 61.6%.
AMSC - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jul 2026, American Superconductor Corporation reported a gross profit of 23.60M and revenue of 86.41M. Therefore, the gross margin over that period was 27.3%.
STNG - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jul 2026, Scorpio Tankers Inc. reported an operating income of 153.59M and revenue of 312.86M, resulting in an operating margin of 49.1%.
AMSC - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jul 2026, American Superconductor Corporation reported an operating income of -522.00K and revenue of 86.41M, resulting in an operating margin of -0.6%.
STNG - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jul 2026, Scorpio Tankers Inc. reported a net income of 216.26M and revenue of 312.86M, resulting in a net margin of 69.1%.
AMSC - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jul 2026, American Superconductor Corporation reported a net income of 4.53M and revenue of 86.41M, resulting in a net margin of 5.2%.
Frequently Asked Questions
STNG and AMSC have a correlation of 0.12, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
AMSC has higher volatility (22.33%) compared to STNG (12.53%). In terms of maximum drawdown, STNG dropped -91.13% vs AMSC's -99.57%.
STNG currently has the higher Sharpe Ratio (2.12 vs -0.11), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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