WKHS vs. PLUG

Last updated Apr 1, 2026

Compare and contrast key facts about Workhorse Group Inc. (WKHS) and Plug Power Inc. (PLUG).

Performance

WKHS vs. PLUG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Workhorse Group Inc. (WKHS) and Plug Power Inc. (PLUG). The values are adjusted to include any dividend payments, if applicable.

WKHS vs. PLUG - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
WKHS Workhorse Group Inc.	-40.67%	-95.14%	-90.31%	-76.32%	-65.14%	-77.96%	550.66%	475.76%	-79.38%	-63.74%
PLUG Plug Power Inc.	14.72%	-7.51%	-52.67%	-63.62%	-56.18%	-16.75%	973.10%	154.84%	-47.46%	96.67%

Fundamentals

EPS WKHS : -$5.65 PLUG : -$1.03
PS Ratio WKHS : 1.86 PLUG : 2.42
Total Revenue (TTM) WKHS : $18.44M PLUG : $709.92M
Gross Profit (TTM) WKHS : -$19.61M PLUG : $708.24M
EBITDA (TTM) WKHS : -$49.47M PLUG : -$706.05M

Returns By Period

In the year-to-date period, WKHS achieves a -40.67% return, which is significantly lower than PLUG's 14.72% return. Over the past 10 years, WKHS has underperformed PLUG with an annualized return of -59.92%, while PLUG has yielded a comparatively higher 1.03% annualized return.

WKHS

• 1D: 3.07%
• 1M: -10.39%
• YTD: -40.67%
• 6M: -77.12%
• 1Y: -86.32%
• 3Y*: -90.89%
• 5Y*: -85.19%
• 10Y*: -59.92%

PLUG

• 1D: 5.61%
• 1M: 26.26%
• YTD: 14.72%
• 6M: -3.00%
• 1Y: 67.41%
• 3Y*: -42.23%
• 5Y*: -42.27%
• 10Y*: 1.03%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Return for Risk

WKHS vs. PLUG — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

WKHS

WKHS Risk / Return Rank: 10
WKHS Sharpe Ratio Rank: 13
WKHS Sortino Ratio Rank: 5
WKHS Omega Ratio Rank: 6
WKHS Calmar Ratio Rank: 7
WKHS Martin Ratio Rank: 18

PLUG

PLUG Risk / Return Rank: 67
PLUG Sharpe Ratio Rank: 64
PLUG Sortino Ratio Rank: 76
PLUG Omega Ratio Rank: 67
PLUG Calmar Ratio Rank: 68
PLUG Martin Ratio Rank: 61

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

WKHS vs. PLUG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Workhorse Group Inc. (WKHS) and Plug Power Inc. (PLUG). 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.

	WKHS	PLUG	Difference
Sharpe ratio Return per unit of total volatility	-0.68	0.59	-1.26
Sortino ratio Return per unit of downside risk	-1.63	1.85	-3.48
Omega ratio Gain probability vs. loss probability	0.81	1.19	-0.38
Calmar ratio Return relative to maximum drawdown	-0.92	1.21	-2.13
Martin ratio Return relative to average drawdown	-1.21	1.97	-3.19
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

WKHS vs. PLUG - Sharpe Ratio Comparison

The current WKHS Sharpe Ratio is -0.68, which is lower than the PLUG Sharpe Ratio of 0.59. The chart below compares the historical Sharpe Ratios of WKHS and PLUG, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	WKHS	PLUG	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.68	0.59	-1.26
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.81	-0.45	-0.35
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	-0.48	0.01	-0.49
Sharpe Ratio (All Time) Calculated using the full available price history	-0.35	-0.15	-0.20

Correlation

The correlation between WKHS and PLUG is 0.31, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

WKHS vs. PLUG - Dividend Comparison

Neither WKHS nor PLUG has paid dividends to shareholders.

Tickers have no history of dividend payments

Drawdowns

WKHS vs. PLUG - Drawdown Comparison

The maximum WKHS drawdown since its inception was -100.00%, roughly equal to the maximum PLUG drawdown of -99.99%. Use the drawdown chart below to compare losses from any high point for WKHS and PLUG.

Drawdown Indicators

	WKHS	PLUG	Difference
Max Drawdown Largest peak-to-trough decline	-100.00%	-99.99%	-0.01%
Max Drawdown (1Y) Largest decline over 1 year	-94.78%	-56.66%	-38.12%
Max Drawdown (5Y) Largest decline over 5 years	-99.99%	-98.43%	-1.56%
Max Drawdown (10Y) Largest decline over 10 years	-100.00%	-99.04%	-0.96%
Current Drawdown Current decline from peak	-100.00%	-99.85%	-0.15%
Average Drawdown Average peak-to-trough decline	-71.53%	-96.20%	+24.67%
Ulcer Index Depth and duration of drawdowns from previous peaks	71.80%	34.79%	+37.01%

Volatility

WKHS vs. PLUG - Volatility Comparison

The current volatility for Workhorse Group Inc. (WKHS) is 17.06%, while Plug Power Inc. (PLUG) has a volatility of 29.77%. This indicates that WKHS experiences smaller price fluctuations and is considered to be less risky than PLUG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	WKHS	PLUG	Difference
Volatility (1M) Calculated over the trailing 1-month period	17.06%	29.77%	-12.71%
Volatility (6M) Calculated over the trailing 6-month period	67.32%	72.75%	-5.43%
Volatility (1Y) Calculated over the trailing 1-year period	127.91%	115.40%	+12.51%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	105.94%	94.13%	+11.81%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	124.27%	88.56%	+35.71%

Financials