ALRM vs. NSSC
ALRM (Alarm.com Holdings, Inc.) and NSSC (Napco Security Technologies, Inc.) are both stocks. ALRM operates in Software - Application (Technology), while NSSC operates in Security & Protection Services (Industrials). Over the past 10 years, ALRM returned 7.50%/yr vs 27.60%/yr for NSSC. At a 0.31 correlation, their price movements are largely independent.
Performance
ALRM vs. NSSC - Performance Comparison
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Returns By Period
In the year-to-date period, ALRM achieves a -11.82% return, which is significantly higher than NSSC's -13.92% return. Over the past 10 years, ALRM has underperformed NSSC with an annualized return of 7.50%, while NSSC has yielded a comparatively higher 27.60% annualized return.
ALRM
- 1D
- 0.00%
- 1M
- -3.52%
- YTD
- -11.82%
- 6M
- -13.35%
- 1Y
- -22.22%
- 3Y*
- -3.25%
- 5Y*
- -10.84%
- 10Y*
- 7.50%
NSSC
- 1D
- -0.61%
- 1M
- -14.47%
- YTD
- -13.92%
- 6M
- -12.01%
- 1Y
- 27.06%
- 3Y*
- -0.27%
- 5Y*
- 17.41%
- 10Y*
- 27.60%
ALRM vs. NSSC - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
ALRM Alarm.com Holdings, Inc. | -11.82% | -16.09% | -5.91% | 30.60% | -41.66% | -18.02% | 140.75% | -17.16% | 37.40% | 35.64% |
NSSC Napco Security Technologies, Inc. | -13.92% | 19.22% | 4.97% | 25.59% | 9.96% | 90.62% | -10.79% | 86.60% | 80.00% | 2.94% |
Correlation
The correlation between ALRM and NSSC is 0.29, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.29 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.34 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.39 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.33 |
Correlation (All Time) Calculated using the full available price history since Jun 29, 2015 | 0.31 |
The correlation between ALRM and NSSC shifts across timeframes, from 0.29 (1 year) to 0.39 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
ALRM:
$2.53B
NSSC:
$1.28B
ALRM:
$2.22
NSSC:
$1.03
ALRM:
20.31
NSSC:
34.87
ALRM:
0.73
NSSC:
1.26
ALRM:
2.51
NSSC:
6.52
ALRM:
2.95
NSSC:
7.18
ALRM:
$1.04B
NSSC:
$197.23M
ALRM:
$729.34M
NSSC:
$112.37M
ALRM:
$212.83M
NSSC:
$42.52M
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Return for Risk
ALRM vs. NSSC — Risk / Return Rank
ALRM
NSSC
ALRM vs. NSSC - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Alarm.com Holdings, Inc. (ALRM) and Napco Security Technologies, Inc. (NSSC). 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.
| ALRM | NSSC | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.39 | ||
| Sortino ratioReturn per unit of downside risk | -2.08 | ||
| Omega ratioGain probability vs. loss probability | 0.89 | 1.16 | -0.27 |
| Calmar ratioReturn relative to maximum drawdown | -0.76 | 1.08 | -1.84 |
| Martin ratioReturn relative to average drawdown | -1.32 | 3.10 | -4.42 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| ALRM | NSSC | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | -0.74 | 0.65 | -1.39 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | -0.32 | 0.34 | -0.66 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.20 | 0.56 | -0.36 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.24 | 0.20 | +0.04 |
Drawdowns
ALRM vs. NSSC - Drawdown Comparison
The maximum ALRM drawdown since its inception was -60.88%, smaller than the maximum NSSC drawdown of -93.20%. Use the drawdown chart below to compare losses from any high point for ALRM and NSSC.
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Drawdown Indicators
| ALRM | NSSC | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -60.88% | -93.20% | +32.32% |
Max Drawdown (1Y)Largest decline over 1 year | -29.38% | -25.06% | -4.32% |
Max Drawdown (3Y)Largest decline over 3 years | -44.34% | -65.43% | +21.09% |
Max Drawdown (5Y)Largest decline over 5 years | -53.33% | -65.43% | +12.10% |
Max Drawdown (10Y)Largest decline over 10 years | -60.88% | -65.43% | +4.55% |
Current DrawdownCurrent decline from peak | -58.22% | -36.66% | -21.56% |
Average DrawdownAverage peak-to-trough decline | -28.21% | -38.20% | +9.99% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 16.87% | 8.76% | +8.11% |
Volatility
ALRM vs. NSSC - Volatility Comparison
Alarm.com Holdings, Inc. (ALRM) has a higher volatility of 11.68% compared to Napco Security Technologies, Inc. (NSSC) at 10.55%. This indicates that ALRM's price experiences larger fluctuations and is considered to be riskier than NSSC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| ALRM | NSSC | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 11.68% | 10.55% | +1.13% |
Volatility (6M)Calculated over the trailing 6-month period | 22.61% | 32.28% | -9.67% |
Volatility (1Y)Calculated over the trailing 1-year period | 30.16% | 42.05% | -11.89% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 34.16% | 51.07% | -16.91% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 37.76% | 49.55% | -11.79% |
Dividends
ALRM vs. NSSC - Dividend Comparison
ALRM has not paid dividends to shareholders, while NSSC's dividend yield for the trailing twelve months is around 1.59%.
| Position | TTM | 2025 | 2024 | 2023 |
|---|---|---|---|---|
ALRM Alarm.com Holdings, Inc. | 0.00% | 0.00% | 0.00% | 0.00% |
NSSC Napco Security Technologies, Inc. | 1.59% | 1.31% | 1.27% | 0.65% |
Financials
ALRM vs. NSSC - Financials Comparison
This section allows you to compare key financial metrics between Alarm.com Holdings, Inc. and Napco Security 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
ALRM vs. NSSC - Profitability Comparison
ALRM - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Alarm.com Holdings, Inc. reported a gross profit of 237.30M and revenue of 265.19M. Therefore, the gross margin over that period was 89.5%.
NSSC - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Napco Security Technologies, Inc. reported a gross profit of 29.49M and revenue of 49.17M. Therefore, the gross margin over that period was 60.0%.
ALRM - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Alarm.com Holdings, Inc. reported an operating income of 31.64M and revenue of 265.19M, resulting in an operating margin of 11.9%.
NSSC - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Napco Security Technologies, Inc. reported an operating income of -1.19M and revenue of 49.17M, resulting in an operating margin of -2.4%.
ALRM - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Alarm.com Holdings, Inc. reported a net income of 23.58M and revenue of 265.19M, resulting in a net margin of 8.9%.
NSSC - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Napco Security Technologies, Inc. reported a net income of -408.00K and revenue of 49.17M, resulting in a net margin of -0.8%.
Frequently Asked Questions
ALRM and NSSC have a correlation of 0.29, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ALRM has higher volatility (11.68%) compared to NSSC (10.55%). In terms of maximum drawdown, ALRM dropped -60.88% vs NSSC's -93.20%.
NSSC currently has the higher Sharpe Ratio (0.65 vs -0.74), 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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