VHI vs. NSSC
VHI (Valhi, Inc.) and NSSC (Napco Security Technologies, Inc.) are both stocks. VHI operates in Chemicals (Basic Materials), while NSSC operates in Security & Protection Services (Industrials). Over the past 10 years, VHI returned -1.81%/yr vs 28.72%/yr for NSSC. At a 0.11 correlation, their price movements are largely independent.
Performance
VHI vs. NSSC - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, VHI achieves a 10.66% return, which is significantly higher than NSSC's -9.38% return. Over the past 10 years, VHI has underperformed NSSC with an annualized return of -1.81%, while NSSC has yielded a comparatively higher 28.72% annualized return.
VHI
- 1D
- -2.59%
- 1M
- 6.30%
- YTD
- 10.66%
- 6M
- 13.58%
- 1Y
- -13.63%
- 3Y*
- -0.57%
- 5Y*
- -9.95%
- 10Y*
- -1.81%
NSSC
- 1D
- 0.29%
- 1M
- 0.66%
- YTD
- -9.38%
- 6M
- -10.81%
- 1Y
- 39.09%
- 3Y*
- 3.29%
- 5Y*
- 16.27%
- 10Y*
- 28.72%
VHI vs. NSSC - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VHI Valhi, Inc. | 10.66% | -47.36% | 56.45% | -29.43% | -22.66% | 91.70% | -30.01% | 0.36% | -68.02% | 82.77% |
NSSC Napco Security Technologies, Inc. | -9.38% | 19.22% | 4.97% | 25.59% | 9.96% | 90.62% | -10.79% | 86.60% | 80.00% | 2.94% |
Correlation
The correlation between VHI 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 | 0.28 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.24 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.18 |
Correlation (All Time) Calculated using the full available price history since Mar 26, 1990 | 0.11 |
The correlation between VHI and NSSC shifts across timeframes, from 0.11 (all time) to 0.29 (1 year), reflecting how their relationship changes across market environments.
Fundamentals
VHI:
$375.63M
NSSC:
$1.34B
VHI:
-$2.34
NSSC:
$1.03
VHI:
0.18
NSSC:
6.84
VHI:
0.37
NSSC:
7.53
VHI:
$2.10B
NSSC:
$197.23M
VHI:
$280.00M
NSSC:
$112.37M
VHI:
$59.90M
NSSC:
$42.52M
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
VHI vs. NSSC — Risk / Return Rank
VHI
NSSC
VHI vs. NSSC - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Valhi, Inc. (VHI) 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.
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.
| VHI | NSSC | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.21 | ||
| Sortino ratioReturn per unit of downside risk | -1.56 | ||
| Omega ratioGain probability vs. loss probability | 0.99 | 1.20 | -0.21 |
| Calmar ratioReturn relative to maximum drawdown | -0.35 | 1.53 | -1.88 |
| Martin ratioReturn relative to average drawdown | -0.58 | 3.94 | -4.52 |
Loading charts...
Drawdowns
VHI vs. NSSC - Drawdown Comparison
The maximum VHI drawdown since its inception was -95.62%, roughly equal to the maximum NSSC drawdown of -93.20%. Use the drawdown chart below to compare losses from any high point for VHI and NSSC.
Loading charts...
Drawdown Indicators
| VHI | NSSC | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -95.62% | -93.20% | -2.42% |
Max Drawdown (1Y)Largest decline over 1 year | -38.60% | -25.72% | -12.88% |
Max Drawdown (3Y)Largest decline over 3 years | -71.34% | -65.43% | -5.91% |
Max Drawdown (5Y)Largest decline over 5 years | -79.04% | -65.43% | -13.61% |
Max Drawdown (10Y)Largest decline over 10 years | -90.74% | -65.43% | -25.31% |
Current DrawdownCurrent decline from peak | -92.92% | -33.32% | -59.60% |
Average DrawdownAverage peak-to-trough decline | -51.02% | -38.19% | -12.83% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 23.64% | 9.95% | +13.69% |
Volatility
VHI vs. NSSC - Volatility Comparison
Valhi, Inc. (VHI) has a higher volatility of 15.52% compared to Napco Security Technologies, Inc. (NSSC) at 11.05%. This indicates that VHI'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.
Loading charts...
Volatility by Period
| VHI | NSSC | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 15.52% | 11.05% | +4.47% |
Volatility (6M)Calculated over the trailing 6-month period | 34.08% | 32.53% | +1.55% |
Volatility (1Y)Calculated over the trailing 1-year period | 49.11% | 42.34% | +6.77% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 55.43% | 51.05% | +4.38% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 63.17% | 49.61% | +13.56% |
Dividends
VHI vs. NSSC - Dividend Comparison
VHI's dividend yield for the trailing twelve months is around 2.43%, more than NSSC's 1.55% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
NSSC Napco Security Technologies, Inc. | 1.55% | 1.31% | 1.27% | 0.65% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
VHI Valhi, Inc. | 2.43% | 2.66% | 1.37% | 2.11% | 1.45% | 1.11% | 3.16% | 4.28% | 4.15% | 1.30% | 2.31% | 5.97% |
Financials
VHI vs. NSSC - Financials Comparison
This section allows you to compare key financial metrics between Valhi, 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
VHI vs. NSSC - Profitability Comparison
VHI - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Valhi, Inc. reported a gross profit of 107.10M and revenue of 564.20M. Therefore, the gross margin over that period was 19.0%.
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%.
VHI - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Valhi, Inc. reported an operating income of 14.10M and revenue of 564.20M, resulting in an operating margin of 2.5%.
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%.
VHI - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Valhi, Inc. reported a net income of 7.80M and revenue of 564.20M, resulting in a net margin of 1.4%.
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
VHI 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.
VHI has higher volatility (15.52%) compared to NSSC (11.05%). In terms of maximum drawdown, VHI dropped -95.62% vs NSSC's -93.20%.
NSSC currently has the higher Sharpe Ratio (0.93 vs -0.28), 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.
Find the right allocation for VHI and NSSC
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer