PDFS vs. ST
PDFS (PDF Solutions, Inc.) and ST (Sensata Technologies Holding plc) are both stocks. Both are in the Technology sector — PDFS in Software - Application, ST in Scientific & Technical Instruments. Over the past 10 years, PDFS returned 15.89%/yr vs 4.13%/yr for ST. At a 0.44 correlation, their price movements are largely independent.
Performance
PDFS vs. ST - Performance Comparison
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Returns By Period
In the year-to-date period, PDFS achieves a 112.20% return, which is significantly higher than ST's 47.50% return. Over the past 10 years, PDFS has outperformed ST with an annualized return of 15.89%, while ST has yielded a comparatively lower 4.13% annualized return.
PDFS
- 1D
- -6.79%
- 1M
- 31.35%
- YTD
- 112.20%
- 6M
- 110.14%
- 1Y
- 205.45%
- 3Y*
- 11.54%
- 5Y*
- 27.12%
- 10Y*
- 15.89%
ST
- 1D
- -5.59%
- 1M
- 0.45%
- YTD
- 47.50%
- 6M
- 45.88%
- 1Y
- 72.90%
- 3Y*
- 5.71%
- 5Y*
- -2.33%
- 10Y*
- 4.13%
PDFS vs. ST - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PDFS PDF Solutions, Inc. | 112.20% | 5.35% | -15.74% | 12.69% | -10.29% | 47.18% | 27.89% | 100.36% | -46.31% | -30.38% |
ST Sensata Technologies Holding plc | 47.50% | 23.53% | -26.08% | -5.87% | -34.05% | 16.97% | -2.10% | 20.14% | -12.27% | 31.22% |
Correlation
The correlation between PDFS and ST is 0.55, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.55 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.49 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.51 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.47 |
Correlation (All Time) Calculated using the full available price history since Mar 11, 2010 | 0.44 |
The correlation between PDFS and ST shifts across timeframes, from 0.44 (all time) to 0.55 (1 year), reflecting how their relationship changes across market environments.
Fundamentals
PDFS:
$2.44B
ST:
$7.16B
PDFS:
$0.18
ST:
$0.33
PDFS:
334.56
ST:
147.73
PDFS:
10.39
ST:
1.92
PDFS:
8.72
ST:
2.51
PDFS:
$231.38M
ST:
$3.73B
PDFS:
$167.77M
ST:
$1.04B
PDFS:
$23.76M
ST:
$711.50M
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Return for Risk
PDFS vs. ST — Risk / Return Rank
PDFS
ST
PDFS vs. ST - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for PDF Solutions, Inc. (PDFS) 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.
| PDFS | ST | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.76 | ||
| Sortino ratioReturn per unit of downside risk | +0.91 | ||
| Omega ratioGain probability vs. loss probability | 1.46 | 1.30 | +0.16 |
| Calmar ratioReturn relative to maximum drawdown | 8.39 | 5.03 | +3.36 |
| Martin ratioReturn relative to average drawdown | 21.19 | 12.32 | +8.88 |
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Drawdowns
PDFS vs. ST - Drawdown Comparison
The maximum PDFS drawdown since its inception was -95.46%, which is greater than ST's maximum drawdown of -71.75%. Use the drawdown chart below to compare losses from any high point for PDFS and ST.
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Drawdown Indicators
| PDFS | ST | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -95.46% | -71.75% | -23.71% |
Max Drawdown (1Y)Largest decline over 1 year | -24.65% | -14.56% | -10.09% |
Max Drawdown (3Y)Largest decline over 3 years | -65.53% | -61.56% | -3.97% |
Max Drawdown (5Y)Largest decline over 5 years | -65.53% | -71.75% | +6.22% |
Max Drawdown (10Y)Largest decline over 10 years | -68.00% | -71.75% | +3.75% |
Current DrawdownCurrent decline from peak | -7.37% | -20.63% | +13.26% |
Average DrawdownAverage peak-to-trough decline | -43.99% | -22.77% | -21.22% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 9.74% | 5.94% | +3.80% |
Volatility
PDFS vs. ST - Volatility Comparison
PDF Solutions, Inc. (PDFS) has a higher volatility of 23.67% compared to Sensata Technologies Holding plc (ST) at 15.63%. This indicates that PDFS's price experiences larger fluctuations and is considered to be riskier 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
| PDFS | ST | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 23.67% | 15.63% | +8.04% |
Volatility (6M)Calculated over the trailing 6-month period | 45.39% | 30.98% | +14.41% |
Volatility (1Y)Calculated over the trailing 1-year period | 57.91% | 40.35% | +17.56% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 48.48% | 36.90% | +11.58% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 46.30% | 35.00% | +11.30% |
Dividends
PDFS vs. ST - Dividend Comparison
PDFS has not paid dividends to shareholders, while ST's dividend yield for the trailing twelve months is around 0.98%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 |
|---|---|---|---|---|---|
PDFS PDF Solutions, Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
ST Sensata Technologies Holding plc | 0.98% | 1.44% | 1.75% | 1.25% | 0.82% |
Financials
PDFS vs. ST - Financials Comparison
This section allows you to compare key financial metrics between PDF Solutions, Inc. 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
PDFS vs. ST - Profitability Comparison
PDFS - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, PDF Solutions, Inc. reported a gross profit of 43.19M and revenue of 60.13M. Therefore, the gross margin over that period was 71.8%.
ST - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Sensata Technologies Holding plc reported a gross profit of 286.30M and revenue of 934.80M. Therefore, the gross margin over that period was 30.6%.
PDFS - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, PDF Solutions, Inc. reported an operating income of 6.31M and revenue of 60.13M, resulting in an operating margin of 10.5%.
ST - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Sensata Technologies Holding plc reported an operating income of 141.60M and revenue of 934.80M, resulting in an operating margin of 15.2%.
PDFS - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, PDF Solutions, Inc. reported a net income of 4.79M and revenue of 60.13M, resulting in a net margin of 8.0%.
ST - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Sensata Technologies Holding plc reported a net income of 87.10M and revenue of 934.80M, resulting in a net margin of 9.3%.
Frequently Asked Questions
PDFS and ST have a correlation of 0.55, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
PDFS has higher volatility (23.67%) compared to ST (15.63%). In terms of maximum drawdown, PDFS dropped -95.46% vs ST's -71.75%.
PDFS currently has the higher Sharpe Ratio (3.57 vs 1.82), 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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