PLUG vs. PCAR
PLUG (Plug Power Inc.) and PCAR (PACCAR Inc) are both stocks. Both are in the Industrials sector — PLUG in Electrical Equipment & Parts, PCAR in Farm & Heavy Construction Machinery. Over the past 10 years, PLUG returned 1.82%/yr vs 17.35%/yr for PCAR. Their 0.26 correlation means their historical movements had little consistent relationship.
Performance
PLUG vs. PCAR - Performance Comparison
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Returns By Period
In the year-to-date period, PLUG achieves a 4.57% return, which is significantly lower than PCAR's 21.85% return. Over the past 10 years, PLUG has underperformed PCAR with an annualized return of 1.82%, while PCAR has yielded a comparatively higher 17.35% annualized return.
PLUG
- 1D
- -1.44%
- 1M
- -21.97%
- 6M
- -2.60%
- YTD
- 4.57%
- 1Y
- 47.14%
- 3Y*
- -45.55%
- 5Y*
- -40.35%
- 10Y*
- 1.82%
- ALL TIME*
- -14.96%
PCAR
- 1D
- -0.81%
- 1M
- 11.03%
- 6M
- 8.57%
- YTD
- 21.85%
- 1Y
- 41.00%
- 3Y*
- 19.68%
- 5Y*
- 23.60%
- 10Y*
- 17.35%
- ALL TIME*
- 15.36%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
PCAR PACCAR Inc | $555.57M | $454.25M | $387.99M |
PLUG Plug Power Inc. | $96.68M | $108.41M | $203.80M |
PLUG vs. PCAR - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PLUG Plug Power Inc. | 4.57% | -7.51% | -52.67% | -63.62% | -56.18% | -16.75% | 973.10% | 154.84% | -47.46% | 96.67% |
PCAR PACCAR Inc | 21.85% | 8.03% | 10.81% | 55.01% | 17.00% | 5.63% | 11.74% | 45.05% | -15.32% | 14.82% |
Correlation
The correlation between PLUG and PCAR is 0.17, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.17 |
Correlation (3Y) Balances recent behavior with more history. | 0.22 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.27 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.26 |
Correlation (All Time) Calculated using the full available price history since Oct 29, 1999 | 0.26 |
Fundamentals
PLUG:
$2.87B
PCAR:
$69.83B
PLUG:
-$1.36
PCAR:
$4.75
PLUG:
3.44
PCAR:
2.56
PLUG:
$739.76M
PCAR:
$27.27B
PLUG:
-$189.79M
PCAR:
$4.05B
PLUG:
-$745.89M
PCAR:
$3.56B
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Return for Risk
PLUG vs. PCAR — Risk / Return Rank
PLUG
PCAR
PLUG vs. PCAR - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Plug Power Inc. (PLUG) and PACCAR Inc (PCAR). 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.
| PLUG | PCAR | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.99 | ||
| Sortino ratioReturn per unit of downside risk | -0.70 | ||
| Omega ratioGain probability vs. loss probability | 1.15 | 1.24 | -0.09 |
| Calmar ratioReturn relative to maximum drawdown | 0.66 | 2.48 | -1.82 |
| Martin ratioReturn relative to average drawdown | 1.03 | 6.05 | -5.02 |
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Drawdowns
PLUG vs. PCAR - Drawdown Comparison
The maximum PLUG drawdown since its inception was -99.99%, which is greater than PCAR's maximum drawdown of -66.16%. Use the drawdown chart below to compare losses from any high point for PLUG and PCAR.
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Drawdown Indicators
| PLUG | PCAR | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.99% | -66.16% | -33.83% |
Max Drawdown (1Y)Largest decline over 1 year | -56.66% | -15.29% | -41.37% |
Max Drawdown (3Y)Largest decline over 3 years | -93.95% | -27.75% | -66.20% |
Max Drawdown (5Y)Largest decline over 5 years | -98.43% | -27.75% | -70.68% |
Max Drawdown (10Y)Largest decline over 10 years | -99.04% | -37.84% | -61.20% |
Current DrawdownCurrent decline from peak | -99.86% | -4.00% | -95.86% |
Average DrawdownAverage peak-to-trough decline | -96.23% | -14.38% | -81.85% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 36.27% | 6.26% | +30.01% |
Volatility
PLUG vs. PCAR - Volatility Comparison
Plug Power Inc. (PLUG) has a higher volatility of 18.01% compared to PACCAR Inc (PCAR) at 9.37%. This indicates that PLUG's price experiences larger fluctuations and is considered to be riskier than PCAR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PLUG | PCAR | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 18.01% | 9.37% | +8.64% |
Volatility (6M)Calculated over the trailing 6-month period | 60.89% | 20.92% | +39.97% |
Volatility (1Y)Calculated over the trailing 1-year period | 98.33% | 27.67% | +70.66% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 94.53% | 26.15% | +68.38% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 89.64% | 26.18% | +63.46% |
Dividends
PLUG vs. PCAR - Dividend Comparison
PLUG has not paid dividends to shareholders, while PCAR's dividend yield for the trailing twelve months is around 2.07%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
PCAR PACCAR Inc | 2.07% | 2.48% | 4.01% | 4.34% | 4.23% | 3.22% | 2.29% | 4.53% | 5.41% | 3.08% | 2.44% | 4.89% |
PLUG Plug Power Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Financials
PLUG vs. PCAR - Financials Comparison
This section allows you to compare key financial metrics between Plug Power Inc. and PACCAR 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
Frequently Asked Questions
PLUG and PCAR have a correlation of 0.17, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
PLUG has higher volatility (18.01%) compared to PCAR (9.37%). In terms of maximum drawdown, PLUG dropped -99.99% vs PCAR's -66.16%.
PCAR currently has the higher Sharpe Ratio (1.37 vs 0.38), 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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