AMSC vs. ALLT
AMSC (American Superconductor Corporation) and ALLT (Allot Communications Ltd) are both stocks. AMSC operates in Specialty Industrial Machinery (Industrials), while ALLT operates in Software - Infrastructure (Technology). Over the past 10 years, AMSC returned 16.62%/yr vs 3.79%/yr for ALLT. At a 0.21 correlation, their price movements are largely independent.
Performance
AMSC vs. ALLT - Performance Comparison
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Returns By Period
In the year-to-date period, AMSC achieves a 39.05% return, which is significantly higher than ALLT's -25.03% return. Over the past 10 years, AMSC has outperformed ALLT with an annualized return of 16.62%, while ALLT has yielded a comparatively lower 3.79% annualized return.
AMSC
- 1D
- 1.29%
- 1M
- -26.84%
- YTD
- 39.05%
- 6M
- 28.81%
- 1Y
- 36.35%
- 3Y*
- 76.98%
- 5Y*
- 21.40%
- 10Y*
- 16.62%
ALLT
- 1D
- 2.22%
- 1M
- -1.47%
- YTD
- -25.03%
- 6M
- -25.25%
- 1Y
- -10.01%
- 3Y*
- 34.93%
- 5Y*
- -17.58%
- 10Y*
- 3.79%
AMSC vs. ALLT - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
AMSC American Superconductor Corporation | 39.05% | 16.85% | 121.10% | 202.72% | -66.18% | -53.54% | 198.34% | -29.60% | 207.16% | -50.75% |
ALLT Allot Communications Ltd | -25.03% | 65.21% | 260.61% | -52.03% | -71.04% | 12.93% | 23.76% | 40.03% | 13.88% | 11.27% |
Correlation
The correlation between AMSC and ALLT is 0.34, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.34 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.27 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.28 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.24 |
Correlation (All Time) Calculated using the full available price history since Nov 16, 2006 | 0.21 |
The correlation between AMSC and ALLT shifts across timeframes, from 0.21 (all time) to 0.34 (1 year), reflecting how their relationship changes across market environments.
Fundamentals
AMSC:
$1.87B
ALLT:
$367.71M
AMSC:
$3.05
ALLT:
$0.13
AMSC:
13.13
ALLT:
56.44
AMSC:
0.02
ALLT:
0.11
AMSC:
5.87
ALLT:
3.21
AMSC:
3.37
ALLT:
3.19
AMSC:
$299.15M
ALLT:
$105.27M
AMSC:
$91.38M
ALLT:
$74.41M
AMSC:
$19.29M
ALLT:
$10.81M
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Return for Risk
AMSC vs. ALLT — Risk / Return Rank
AMSC
ALLT
AMSC vs. ALLT - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for American Superconductor Corporation (AMSC) and Allot Communications Ltd (ALLT). 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.
| AMSC | ALLT | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.59 | ||
| Sortino ratioReturn per unit of downside risk | +0.92 | ||
| Omega ratioGain probability vs. loss probability | 1.16 | 1.03 | +0.13 |
| Calmar ratioReturn relative to maximum drawdown | 0.61 | -0.22 | +0.83 |
| Martin ratioReturn relative to average drawdown | 1.02 | -0.40 | +1.42 |
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Drawdowns
AMSC vs. ALLT - Drawdown Comparison
The maximum AMSC drawdown since its inception was -99.57%, roughly equal to the maximum ALLT drawdown of -95.42%. Use the drawdown chart below to compare losses from any high point for AMSC and ALLT.
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Drawdown Indicators
| AMSC | ALLT | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.57% | -95.42% | -4.15% |
Max Drawdown (1Y)Largest decline over 1 year | -61.08% | -45.65% | -15.43% |
Max Drawdown (3Y)Largest decline over 3 years | -63.86% | -60.09% | -3.77% |
Max Drawdown (5Y)Largest decline over 5 years | -82.94% | -93.72% | +10.78% |
Max Drawdown (10Y)Largest decline over 10 years | -89.06% | -93.72% | +4.66% |
Current DrawdownCurrent decline from peak | -94.22% | -73.71% | -20.51% |
Average DrawdownAverage peak-to-trough decline | -75.76% | -65.05% | -10.71% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 36.44% | 24.83% | +11.61% |
Volatility
AMSC vs. ALLT - Volatility Comparison
American Superconductor Corporation (AMSC) has a higher volatility of 22.95% compared to Allot Communications Ltd (ALLT) at 16.09%. This indicates that AMSC's price experiences larger fluctuations and is considered to be riskier than ALLT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| AMSC | ALLT | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 22.95% | 16.09% | +6.86% |
Volatility (6M)Calculated over the trailing 6-month period | 54.83% | 52.77% | +2.06% |
Volatility (1Y)Calculated over the trailing 1-year period | 84.89% | 65.69% | +19.20% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 87.38% | 60.78% | +26.60% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 79.17% | 52.33% | +26.84% |
Dividends
AMSC vs. ALLT - Dividend Comparison
Neither AMSC nor ALLT has paid dividends to shareholders.
Financials
AMSC vs. ALLT - Financials Comparison
This section allows you to compare key financial metrics between American Superconductor Corporation and Allot Communications Ltd. 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
AMSC vs. ALLT - Profitability Comparison
AMSC - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 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%.
ALLT - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Allot Communications Ltd reported a gross profit of 18.74M and revenue of 26.43M. Therefore, the gross margin over that period was 70.9%.
AMSC - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, American Superconductor Corporation reported an operating income of -522.00K and revenue of 86.41M, resulting in an operating margin of -0.6%.
ALLT - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Allot Communications Ltd reported an operating income of 1.53M and revenue of 26.43M, resulting in an operating margin of 5.8%.
AMSC - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, American Superconductor Corporation reported a net income of 4.53M and revenue of 86.41M, resulting in a net margin of 5.2%.
ALLT - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Allot Communications Ltd reported a net income of 1.94M and revenue of 26.43M, resulting in a net margin of 7.4%.
Frequently Asked Questions
AMSC and ALLT have a correlation of 0.34, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
AMSC has higher volatility (22.95%) compared to ALLT (16.09%). In terms of maximum drawdown, AMSC dropped -99.57% vs ALLT's -95.42%.
AMSC currently has the higher Sharpe Ratio (0.44 vs -0.15), 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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