FSS vs. USLM
FSS (Federal Signal Corporation) and USLM (United States Lime & Minerals, Inc.) are both stocks. FSS operates in Pollution & Treatment Controls (Industrials), while USLM operates in Building Materials (Basic Materials). Over the past 10 years, FSS returned 26.27%/yr vs 26.12%/yr for USLM. At a 0.21 correlation, their price movements are largely independent.
Performance
FSS vs. USLM - Performance Comparison
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Returns By Period
In the year-to-date period, FSS achieves a 9.14% return, which is significantly higher than USLM's -11.52% return. Both investments have delivered pretty close results over the past 10 years, with FSS having a 26.27% annualized return and USLM not far behind at 26.12%.
FSS
- 1D
- 0.64%
- 1M
- 4.96%
- YTD
- 9.14%
- 6M
- 3.87%
- 1Y
- 15.40%
- 3Y*
- 24.70%
- 5Y*
- 25.00%
- 10Y*
- 26.27%
USLM
- 1D
- -4.76%
- 1M
- -0.20%
- YTD
- -11.52%
- 6M
- -18.20%
- 1Y
- 8.68%
- 3Y*
- 40.50%
- 5Y*
- 31.07%
- 10Y*
- 26.12%
FSS vs. USLM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FSS Federal Signal Corporation | 9.14% | 18.21% | 21.05% | 66.26% | 8.22% | 31.80% | 3.99% | 63.92% | 0.39% | 30.79% |
USLM United States Lime & Minerals, Inc. | -11.52% | -9.59% | 188.91% | 64.34% | 9.84% | 13.69% | 27.15% | 35.03% | -7.26% | 2.47% |
Correlation
The correlation between FSS and USLM is 0.41, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.41 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.44 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.42 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.37 |
Correlation (All Time) Calculated using the full available price history since Mar 26, 1990 | 0.21 |
Over the past year, FSS and USLM have become more correlated (0.41) than their long-term average of 0.21, meaning their price movements have been converging.
Fundamentals
FSS:
$4.41
USLM:
$6.07
FSS:
26.82
USLM:
17.44
FSS:
1.05
USLM:
0.45
FSS:
3.10
USLM:
6.18
FSS:
$2.34B
USLM:
$369.31M
FSS:
$670.20M
USLM:
$177.91M
FSS:
$435.10M
USLM:
$185.83M
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Return for Risk
FSS vs. USLM — Risk / Return Rank
FSS
USLM
FSS vs. USLM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Federal Signal Corporation (FSS) and United States Lime & Minerals, Inc. (USLM). 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.
| FSS | USLM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.22 | ||
| Sortino ratioReturn per unit of downside risk | +0.38 | ||
| Omega ratioGain probability vs. loss probability | 1.11 | 1.08 | +0.04 |
| Calmar ratioReturn relative to maximum drawdown | 0.81 | 0.33 | +0.48 |
| Martin ratioReturn relative to average drawdown | 1.41 | 0.73 | +0.67 |
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Drawdowns
FSS vs. USLM - Drawdown Comparison
The maximum FSS drawdown since its inception was -83.43%, which is greater than USLM's maximum drawdown of -77.09%. Use the drawdown chart below to compare losses from any high point for FSS and USLM.
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Drawdown Indicators
| FSS | USLM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -83.43% | -77.09% | -6.34% |
Max Drawdown (1Y)Largest decline over 1 year | -19.04% | -26.55% | +7.51% |
Max Drawdown (3Y)Largest decline over 3 years | -31.54% | -45.87% | +14.33% |
Max Drawdown (5Y)Largest decline over 5 years | -32.96% | -45.87% | +12.91% |
Max Drawdown (10Y)Largest decline over 10 years | -32.96% | -45.87% | +12.91% |
Current DrawdownCurrent decline from peak | -8.55% | -32.56% | +24.01% |
Average DrawdownAverage peak-to-trough decline | -22.56% | -27.35% | +4.79% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 10.98% | 11.84% | -0.86% |
Volatility
FSS vs. USLM - Volatility Comparison
The current volatility for Federal Signal Corporation (FSS) is 9.92%, while United States Lime & Minerals, Inc. (USLM) has a volatility of 10.84%. This indicates that FSS experiences smaller price fluctuations and is considered to be less risky than USLM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| FSS | USLM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 9.92% | 10.84% | -0.92% |
Volatility (6M)Calculated over the trailing 6-month period | 23.73% | 32.28% | -8.55% |
Volatility (1Y)Calculated over the trailing 1-year period | 35.60% | 40.58% | -4.98% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 30.75% | 36.03% | -5.28% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 31.64% | 36.44% | -4.80% |
Dividends
FSS vs. USLM - Dividend Comparison
FSS's dividend yield for the trailing twelve months is around 0.49%, more than USLM's 0.23% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FSS Federal Signal Corporation | 0.49% | 0.52% | 0.52% | 0.51% | 0.77% | 0.83% | 0.96% | 0.99% | 1.56% | 1.39% | 1.79% | 1.58% |
USLM United States Lime & Minerals, Inc. | 0.23% | 0.20% | 0.15% | 0.35% | 0.57% | 0.50% | 0.56% | 6.52% | 0.76% | 0.70% | 0.66% | 0.91% |
Financials
FSS vs. USLM - Financials Comparison
This section allows you to compare key financial metrics between Federal Signal Corporation and United States Lime & Minerals, 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
FSS vs. USLM - Profitability Comparison
FSS - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Federal Signal Corporation reported a gross profit of 179.40M and revenue of 625.60M. Therefore, the gross margin over that period was 28.7%.
USLM - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, United States Lime & Minerals, Inc. reported a gross profit of 41.75M and revenue of 87.83M. Therefore, the gross margin over that period was 47.5%.
FSS - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Federal Signal Corporation reported an operating income of 99.70M and revenue of 625.60M, resulting in an operating margin of 15.9%.
USLM - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, United States Lime & Minerals, Inc. reported an operating income of 35.78M and revenue of 87.83M, resulting in an operating margin of 40.7%.
FSS - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Federal Signal Corporation reported a net income of 70.40M and revenue of 625.60M, resulting in a net margin of 11.3%.
USLM - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, United States Lime & Minerals, Inc. reported a net income of 30.58M and revenue of 87.83M, resulting in a net margin of 34.8%.
Frequently Asked Questions
FSS and USLM have a correlation of 0.41, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
USLM has higher volatility (10.84%) compared to FSS (9.92%). In terms of maximum drawdown, FSS dropped -83.43% vs USLM's -77.09%.
FSS currently has the higher Sharpe Ratio (0.43 vs 0.22), 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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