ALLT vs. GHM
ALLT (Allot Communications Ltd) and GHM (Graham Corporation) are both stocks. ALLT operates in Software - Infrastructure (Technology), while GHM operates in Specialty Industrial Machinery (Industrials). Over the past 10 years, ALLT returned 3.99%/yr vs 20.89%/yr for GHM. At a 0.18 correlation, their price movements are largely independent.
Performance
ALLT vs. GHM - Performance Comparison
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Returns By Period
In the year-to-date period, ALLT achieves a -24.92% return, which is significantly lower than GHM's 67.48% return. Over the past 10 years, ALLT has underperformed GHM with an annualized return of 3.99%, while GHM has yielded a comparatively higher 20.89% annualized return.
ALLT
- 1D
- 0.14%
- 1M
- 3.51%
- YTD
- -24.92%
- 6M
- -18.09%
- 1Y
- -9.34%
- 3Y*
- 34.25%
- 5Y*
- -17.72%
- 10Y*
- 3.99%
GHM
- 1D
- 3.54%
- 1M
- 9.45%
- YTD
- 67.48%
- 6M
- 67.74%
- 1Y
- 132.68%
- 3Y*
- 101.08%
- 5Y*
- 50.20%
- 10Y*
- 20.89%
ALLT vs. GHM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
ALLT Allot Communications Ltd | -24.92% | 65.21% | 260.61% | -52.03% | -71.04% | 12.93% | 23.76% | 40.03% | 13.88% | 11.27% |
GHM Graham Corporation | 67.48% | 44.43% | 134.42% | 97.19% | -22.67% | -15.50% | -28.39% | -2.28% | 10.81% | -3.80% |
Correlation
The correlation between ALLT and GHM is 0.26, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.26 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.23 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.18 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.17 |
Correlation (All Time) Calculated using the full available price history since Nov 16, 2006 | 0.18 |
Fundamentals
ALLT:
$368.21M
GHM:
$1.20B
ALLT:
$0.13
GHM:
$1.12
ALLT:
56.51
GHM:
95.66
ALLT:
0.11
GHM:
0.32
ALLT:
3.21
GHM:
4.87
ALLT:
3.19
GHM:
8.54
ALLT:
$105.27M
GHM:
$245.29M
ALLT:
$74.41M
GHM:
$57.75M
ALLT:
$10.81M
GHM:
$14.76M
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Return for Risk
ALLT vs. GHM — Risk / Return Rank
ALLT
GHM
ALLT vs. GHM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Allot Communications Ltd (ALLT) and Graham Corporation (GHM). 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.
| ALLT | GHM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.69 | ||
| Sortino ratioReturn per unit of downside risk | -2.52 | ||
| Omega ratioGain probability vs. loss probability | 1.04 | 1.37 | -0.33 |
| Calmar ratioReturn relative to maximum drawdown | -0.21 | 7.33 | -7.53 |
| Martin ratioReturn relative to average drawdown | -0.38 | 17.79 | -18.17 |
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Drawdowns
ALLT vs. GHM - Drawdown Comparison
The maximum ALLT drawdown since its inception was -95.42%, which is greater than GHM's maximum drawdown of -86.11%. Use the drawdown chart below to compare losses from any high point for ALLT and GHM.
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Drawdown Indicators
| ALLT | GHM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -95.42% | -86.11% | -9.31% |
Max Drawdown (1Y)Largest decline over 1 year | -45.65% | -18.21% | -27.44% |
Max Drawdown (3Y)Largest decline over 3 years | -60.09% | -46.46% | -13.63% |
Max Drawdown (5Y)Largest decline over 5 years | -93.64% | -52.83% | -40.81% |
Max Drawdown (10Y)Largest decline over 10 years | -93.72% | -74.83% | -18.89% |
Current DrawdownCurrent decline from peak | -73.67% | -0.36% | -73.31% |
Average DrawdownAverage peak-to-trough decline | -65.05% | -47.37% | -17.68% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 24.93% | 7.49% | +17.44% |
Volatility
ALLT vs. GHM - Volatility Comparison
The current volatility for Allot Communications Ltd (ALLT) is 16.05%, while Graham Corporation (GHM) has a volatility of 19.86%. This indicates that ALLT experiences smaller price fluctuations and is considered to be less risky than GHM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| ALLT | GHM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 16.05% | 19.86% | -3.81% |
Volatility (6M)Calculated over the trailing 6-month period | 52.77% | 39.35% | +13.42% |
Volatility (1Y)Calculated over the trailing 1-year period | 65.72% | 52.49% | +13.23% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 60.70% | 49.41% | +11.29% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 52.32% | 45.24% | +7.08% |
Dividends
ALLT vs. GHM - Dividend Comparison
Neither ALLT nor GHM has paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ALLT Allot Communications Ltd | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
GHM Graham Corporation | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 3.54% | 2.90% | 1.92% | 1.66% | 1.72% | 1.63% | 1.90% |
Financials
ALLT vs. GHM - Financials Comparison
This section allows you to compare key financial metrics between Allot Communications Ltd and Graham 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
ALLT vs. GHM - Profitability Comparison
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%.
GHM - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Graham Corporation reported a gross profit of 15.69M and revenue of 67.08M. Therefore, the gross margin over that period was 23.4%.
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%.
GHM - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Graham Corporation reported an operating income of 1.72M and revenue of 67.08M, resulting in an operating margin of 2.6%.
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%.
GHM - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Graham Corporation reported a net income of 1.97M and revenue of 67.08M, resulting in a net margin of 2.9%.
Frequently Asked Questions
ALLT and GHM have a correlation of 0.26, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
GHM has higher volatility (19.86%) compared to ALLT (16.05%). In terms of maximum drawdown, ALLT dropped -95.42% vs GHM's -86.11%.
GHM currently has the higher Sharpe Ratio (2.55 vs -0.14), 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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