FSTR vs. ST
FSTR (L.B. Foster Company) and ST (Sensata Technologies Holding plc) are both stocks. FSTR operates in Railroads (Industrials), while ST operates in Scientific & Technical Instruments (Technology). Over the past 10 years, FSTR returned 15.15%/yr vs 3.06%/yr for ST. Their 0.38 correlation means their historical movements had little consistent relationship.
Performance
FSTR vs. ST - Performance Comparison
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Returns By Period
In the year-to-date period, FSTR achieves a 52.62% return, which is significantly higher than ST's 39.89% return. Over the past 10 years, FSTR has outperformed ST with an annualized return of 15.15%, while ST has yielded a comparatively lower 3.06% annualized return.
FSTR
- 1D
- -0.15%
- 1M
- -3.81%
- 6M
- 36.87%
- YTD
- 52.62%
- 1Y
- 84.27%
- 3Y*
- 41.92%
- 5Y*
- 17.76%
- 10Y*
- 15.15%
- ALL TIME*
- 6.20%
ST
- 1D
- -3.54%
- 1M
- 2.10%
- 6M
- 34.63%
- YTD
- 39.89%
- 1Y
- 56.79%
- 3Y*
- 4.78%
- 5Y*
- -3.55%
- 10Y*
- 3.06%
- ALL TIME*
- 6.29%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $3.04M | $3.01M | $4.24M | |
| $98.93M | $82.60M | $101.99M |
FSTR vs. ST - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FSTR L.B. Foster Company | 52.62% | 0.19% | 22.33% | 127.17% | -29.60% | -8.64% | -22.34% | 21.89% | -41.44% | 99.63% |
ST Sensata Technologies Holding plc | 39.89% | 23.53% | -26.08% | -5.87% | -34.05% | 16.97% | -2.10% | 20.14% | -12.27% | 31.22% |
Correlation
The correlation between FSTR and ST is 0.43, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.43 |
Correlation (3Y) Balances recent behavior with more history. | 0.34 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.30 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.35 |
Correlation (All Time) Calculated using the full available price history since Mar 11, 2010 | 0.38 |
The correlation between FSTR and ST shifts across timeframes, from 0.30 (5 years) to 0.43 (1 year), reflecting how their relationship changes across market environments.
Fundamentals
FSTR:
$430.17M
ST:
$6.74B
FSTR:
$1.04
ST:
$0.61
FSTR:
39.61
ST:
75.54
FSTR:
0.78
ST:
1.80
FSTR:
2.51
ST:
2.29
FSTR:
$563.36M
ST:
$3.78B
FSTR:
$119.30M
ST:
$1.07B
FSTR:
$37.88M
ST:
$553.02M
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Return for Risk
FSTR vs. ST — Risk / Return Rank
FSTR
ST
FSTR vs. ST - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for L.B. Foster Company (FSTR) and Sensata Technologies Holding plc (ST). 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.
| FSTR | ST | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.56 | ||
| Sortino ratioReturn per unit of downside risk | +0.98 | ||
| Omega ratioGain probability vs. loss probability | 1.35 | 1.23 | +0.12 |
| Calmar ratioReturn relative to maximum drawdown | 4.90 | 2.93 | +1.97 |
| Martin ratioReturn relative to average drawdown | 13.34 | 7.17 | +6.18 |
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Drawdowns
FSTR vs. ST - Drawdown Comparison
The maximum FSTR drawdown since its inception was -84.47%, which is greater than ST's maximum drawdown of -71.75%. Use the drawdown chart below to compare losses from any high point for FSTR and ST.
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Drawdown Indicators
| FSTR | ST | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -84.47% | -71.75% | -12.72% |
Max Drawdown (1Y)Largest decline over 1 year | -15.38% | -18.00% | +2.62% |
Max Drawdown (3Y)Largest decline over 3 years | -45.90% | -58.40% | +12.50% |
Max Drawdown (5Y)Largest decline over 5 years | -50.47% | -71.75% | +21.28% |
Max Drawdown (10Y)Largest decline over 10 years | -70.39% | -71.75% | +1.36% |
Current DrawdownCurrent decline from peak | -26.98% | -24.73% | -2.25% |
Average DrawdownAverage peak-to-trough decline | -41.74% | -22.79% | -18.95% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 5.69% | 7.38% | -1.69% |
Volatility
FSTR vs. ST - Volatility Comparison
The current volatility for L.B. Foster Company (FSTR) is 8.89%, while Sensata Technologies Holding plc (ST) has a volatility of 10.05%. This indicates that FSTR experiences smaller price fluctuations and is considered to be less risky than ST based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| FSTR | ST | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 8.89% | 10.05% | -1.16% |
Volatility (6M)Calculated over the trailing 6-month period | 30.05% | 31.37% | -1.32% |
Volatility (1Y)Calculated over the trailing 1-year period | 40.97% | 41.12% | -0.15% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 41.63% | 37.04% | +4.59% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 47.94% | 34.95% | +12.99% |
Dividends
FSTR vs. ST - Dividend Comparison
FSTR has not paid dividends to shareholders, while ST's dividend yield for the trailing twelve months is around 1.04%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FSTR L.B. Foster Company | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.88% | 1.17% |
ST Sensata Technologies Holding plc | 1.04% | 1.44% | 1.75% | 1.25% | 0.82% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Financials
FSTR vs. ST - Financials Comparison
This section allows you to compare key financial metrics between L.B. Foster Company and Sensata Technologies Holding plc. 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
FSTR vs. ST - Profitability Comparison
FSTR - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, L.B. Foster Company reported a gross profit of 25.70M and revenue of 121.14M. Therefore, the gross margin over that period was 21.2%.
ST - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Sensata Technologies Holding plc reported a gross profit of 301.80M and revenue of 990.60M. Therefore, the gross margin over that period was 30.5%.
FSTR - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, L.B. Foster Company reported an operating income of 2.05M and revenue of 121.14M, resulting in an operating margin of 1.7%.
ST - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Sensata Technologies Holding plc reported an operating income of 165.40M and revenue of 990.60M, resulting in an operating margin of 16.7%.
FSTR - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, L.B. Foster Company reported a net income of 1.50M and revenue of 121.14M, resulting in a net margin of 1.2%.
ST - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Sensata Technologies Holding plc reported a net income of 102.10M and revenue of 990.60M, resulting in a net margin of 10.3%.
Frequently Asked Questions
FSTR and ST have a correlation of 0.43, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ST has higher volatility (10.05%) compared to FSTR (8.89%). In terms of maximum drawdown, FSTR dropped -84.47% vs ST's -71.75%.
FSTR currently has the higher Sharpe Ratio (1.84 vs 1.29), 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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