IDT vs. LPTH
IDT (IDT Corporation) and LPTH (LightPath Technologies, Inc.) are both stocks. IDT operates in Telecom Services (Communication Services), while LPTH operates in Electronic Components (Technology). Over the past 10 years, IDT returned 18.34%/yr vs 22.79%/yr for LPTH. At a 0.06 correlation, their price movements are largely independent.
Performance
IDT vs. LPTH - Performance Comparison
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Returns By Period
In the year-to-date period, IDT achieves a 6.97% return, which is significantly lower than LPTH's 32.04% return. Over the past 10 years, IDT has underperformed LPTH with an annualized return of 18.34%, while LPTH has yielded a comparatively higher 22.79% annualized return.
IDT
- 1D
- -0.74%
- 1M
- 5.19%
- YTD
- 6.97%
- 6M
- 5.21%
- 1Y
- -16.89%
- 3Y*
- 27.73%
- 5Y*
- 7.90%
- 10Y*
- 18.34%
LPTH
- 1D
- -8.82%
- 1M
- 23.78%
- YTD
- 32.04%
- 6M
- 76.05%
- 1Y
- 360.00%
- 3Y*
- 116.77%
- 5Y*
- 38.88%
- 10Y*
- 22.79%
IDT vs. LPTH - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IDT IDT Corporation | 6.97% | 8.22% | 40.09% | 21.02% | -36.21% | 257.28% | 71.43% | 16.48% | -29.46% | -38.46% |
LPTH LightPath Technologies, Inc. | 32.04% | 205.95% | 180.16% | 3.28% | -50.00% | -37.76% | 440.69% | -51.34% | -32.88% | 44.16% |
Correlation
The correlation between IDT and LPTH is 0.07, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.07 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.06 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.12 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.11 |
Correlation (All Time) Calculated using the full available price history since May 16, 2001 | 0.06 |
Fundamentals
IDT:
$1.36B
LPTH:
$836.05M
IDT:
$3.26
LPTH:
-$85.64K
IDT:
1.08
LPTH:
0.00
IDT:
3.80
LPTH:
0.00
IDT:
$1.28B
LPTH:
$19.15T
IDT:
$476.45M
LPTH:
$6.96T
IDT:
$130.53M
LPTH:
-$4.25T
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Return for Risk
IDT vs. LPTH — Risk / Return Rank
IDT
LPTH
IDT vs. LPTH - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for IDT Corporation (IDT) and LightPath Technologies, Inc. (LPTH). 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.
| IDT | LPTH | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -4.06 | ||
| Sortino ratioReturn per unit of downside risk | -3.77 | ||
| Omega ratioGain probability vs. loss probability | 0.93 | 1.40 | -0.46 |
| Calmar ratioReturn relative to maximum drawdown | -0.46 | 10.18 | -10.64 |
| Martin ratioReturn relative to average drawdown | -0.64 | 23.51 | -24.15 |
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Drawdowns
IDT vs. LPTH - Drawdown Comparison
The maximum IDT drawdown since its inception was -99.05%, roughly equal to the maximum LPTH drawdown of -99.65%. Use the drawdown chart below to compare losses from any high point for IDT and LPTH.
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Drawdown Indicators
| IDT | LPTH | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.05% | -99.65% | +0.60% |
Max Drawdown (1Y)Largest decline over 1 year | -33.19% | -40.52% | +7.33% |
Max Drawdown (3Y)Largest decline over 3 years | -33.19% | -61.08% | +27.89% |
Max Drawdown (5Y)Largest decline over 5 years | -66.93% | -64.66% | -2.27% |
Max Drawdown (10Y)Largest decline over 10 years | -72.52% | -86.28% | +13.76% |
Current DrawdownCurrent decline from peak | -21.44% | -78.17% | +56.73% |
Average DrawdownAverage peak-to-trough decline | -50.31% | -86.30% | +35.99% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 23.90% | 17.52% | +6.38% |
Volatility
IDT vs. LPTH - Volatility Comparison
The current volatility for IDT Corporation (IDT) is 7.31%, while LightPath Technologies, Inc. (LPTH) has a volatility of 37.05%. This indicates that IDT experiences smaller price fluctuations and is considered to be less risky than LPTH based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IDT | LPTH | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.31% | 37.05% | -29.74% |
Volatility (6M)Calculated over the trailing 6-month period | 16.93% | 83.89% | -66.96% |
Volatility (1Y)Calculated over the trailing 1-year period | 31.35% | 115.53% | -84.18% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 41.77% | 83.02% | -41.25% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 54.59% | 79.57% | -24.98% |
Dividends
IDT vs. LPTH - Dividend Comparison
IDT's dividend yield for the trailing twelve months is around 0.48%, while LPTH has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IDT IDT Corporation | 0.48% | 0.47% | 0.42% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 2.68% | 8.96% | 3.93% | 11.75% |
LPTH LightPath Technologies, Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Financials
IDT vs. LPTH - Financials Comparison
This section allows you to compare key financial metrics between IDT Corporation and LightPath Technologies, Inc.. 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
IDT vs. LPTH - Profitability Comparison
IDT - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, IDT Corporation reported a gross profit of 122.50M and revenue of 315.71M. Therefore, the gross margin over that period was 38.8%.
LPTH - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, LightPath Technologies, Inc. reported a gross profit of 6.96T and revenue of 19.15T. Therefore, the gross margin over that period was 36.3%.
IDT - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, IDT Corporation reported an operating income of 29.90M and revenue of 315.71M, resulting in an operating margin of 9.5%.
LPTH - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, LightPath Technologies, Inc. reported an operating income of -4.25T and revenue of 19.15T, resulting in an operating margin of -22.2%.
IDT - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, IDT Corporation reported a net income of 21.61M and revenue of 315.71M, resulting in a net margin of 6.9%.
LPTH - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, LightPath Technologies, Inc. reported a net income of -4.11T and revenue of 19.15T, resulting in a net margin of -21.4%.
Frequently Asked Questions
IDT and LPTH have a correlation of 0.07, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
LPTH has higher volatility (37.05%) compared to IDT (7.31%). In terms of maximum drawdown, IDT dropped -99.05% vs LPTH's -99.65%.
LPTH currently has the higher Sharpe Ratio (3.57 vs -0.49), 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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