AVDL vs. PLUG

Last updated Jun 9, 2026

AVDL (Avadel Pharmaceuticals plc) and PLUG (Plug Power Inc.) are both stocks. AVDL operates in Drug Manufacturers - Specialty & Generic (Healthcare), while PLUG operates in Electrical Equipment & Parts (Industrials). At a 0.17 correlation, their price movements are largely independent.

Performance

AVDL vs. PLUG - Performance Comparison

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

Returns By Period

AVDL

• 1D: —
• 1M: —
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

PLUG

• 1D: -0.78%
• 1M: 2.24%
• YTD: 61.93%
• 6M: 47.69%
• 1Y: 229.14%
• 3Y*: -29.67%
• 5Y*: -37.11%
• 10Y*: 5.89%

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

AVDL vs. PLUG - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
AVDL Avadel Pharmaceuticals plc	0.42%	105.04%	-25.57%	97.21%	-11.39%	20.96%	-11.52%	192.64%	-68.54%	-21.08%
PLUG Plug Power Inc.	61.93%	-7.51%	-52.67%	-63.62%	-56.18%	-16.75%	973.10%	154.84%	-47.46%	96.67%

Correlation

The correlation between AVDL and PLUG is 0.07, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.07
Correlation (3Y) Calculated over the trailing 3-year period	0.14
Correlation (5Y) Calculated over the trailing 5-year period	0.20
Correlation (10Y) Calculated over the trailing 10-year period	0.19
Correlation (All Time) Calculated using the full available price history since Oct 29, 1999	0.17

The correlation between AVDL and PLUG shifts across timeframes, from 0.07 (1 year) to 0.20 (5 years), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap AVDL : $2.19B PLUG : $4.43B
EPS AVDL : -$0.00 PLUG : -$1.39
PS Ratio AVDL : 8.72 PLUG : 5.21
PB Ratio AVDL : 22.31 PLUG : 5.91
Total Revenue (TTM) AVDL : $248.52M PLUG : $739.76M
Gross Profit (TTM) AVDL : $234.76M PLUG : -$189.79M
EBITDA (TTM) AVDL : $10.13M PLUG : -$745.89M

Return for Risk

AVDL vs. PLUG — Risk / Return Rank

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

PLUG

PLUG Risk / Return Rank: 87
PLUG Sharpe Ratio Rank: 90
PLUG Sortino Ratio Rank: 90
PLUG Omega Ratio Rank: 84
PLUG Calmar Ratio Rank: 89
PLUG Martin Ratio Rank: 82

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.

AVDL vs. PLUG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Avadel Pharmaceuticals plc (AVDL) 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.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Sharpe Ratios by Period

	AVDL	PLUG	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	2.08	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	-0.39	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.07	—
Sharpe Ratio (All Time) Calculated using the full available price history	—	-0.14	—

Drawdowns

Drawdown Indicators

	AVDL	PLUG	Difference
Max Drawdown Largest peak-to-trough decline	—	-99.99%	—
Max Drawdown (1Y) Largest decline over 1 year	—	-56.66%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-94.69%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-98.43%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-99.04%	—
Current Drawdown Current decline from peak	—	-99.79%	—
Average Drawdown Average peak-to-trough decline	—	-96.23%	—
Ulcer Index Depth and duration of drawdowns from previous peaks	—	33.23%	—

Volatility

Volatility by Period

	AVDL	PLUG	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	30.53%	—
Volatility (6M) Calculated over the trailing 6-month period	—	63.42%	—
Volatility (1Y) Calculated over the trailing 1-year period	—	111.05%	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	—	94.50%	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	—	89.47%	—

Dividends

AVDL vs. PLUG - Dividend Comparison

Neither AVDL nor PLUG has paid dividends to shareholders.

Tickers have no history of dividend payments

Financials

Frequently Asked Questions

Can I hold both AVDL and PLUG in my portfolio?

AVDL and PLUG have a correlation of 0.07, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.