JAZZ vs. MKL

Last updated Jun 4, 2026

JAZZ (Jazz Pharmaceuticals plc) and MKL (Markel Corporation) are both stocks. JAZZ operates in Biotechnology (Healthcare), while MKL operates in Insurance - Property & Casualty (Financial Services). Over the past 10 years, JAZZ returned 4.22%/yr vs 6.32%/yr for MKL. At a 0.26 correlation, their price movements are largely independent.

Performance

JAZZ vs. MKL - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Jazz Pharmaceuticals plc (JAZZ) and Markel Corporation (MKL). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, JAZZ achieves a 35.84% return, which is significantly higher than MKL's -17.31% return. Over the past 10 years, JAZZ has underperformed MKL with an annualized return of 4.22%, while MKL has yielded a comparatively higher 6.32% annualized return.

JAZZ

• 1D: 2.13%
• 1M: 10.99%
• YTD: 35.84%
• 6M: 38.20%
• 1Y: 109.33%
• 3Y*: 21.63%
• 5Y*: 5.88%
• 10Y*: 4.22%

MKL

• 1D: -0.55%
• 1M: 1.50%
• YTD: -17.31%
• 6M: -13.58%
• 1Y: -9.20%
• 3Y*: 9.28%
• 5Y*: 7.68%
• 10Y*: 6.32%

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

JAZZ vs. MKL - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
JAZZ Jazz Pharmaceuticals plc	35.84%	38.04%	0.12%	-22.79%	25.05%	-22.81%	10.56%	20.43%	-7.94%	23.50%
MKL Markel Corporation	-17.31%	24.53%	21.57%	7.77%	6.77%	19.42%	-9.61%	10.13%	-8.87%	25.94%

Correlation

The correlation between JAZZ and MKL is 0.16, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.16
Correlation (3Y) Calculated over the trailing 3-year period	0.21
Correlation (5Y) Calculated over the trailing 5-year period	0.29
Correlation (10Y) Calculated over the trailing 10-year period	0.27
Correlation (All Time) Calculated using the full available price history since Jun 4, 2007	0.26

The correlation between JAZZ and MKL shifts across timeframes, from 0.16 (1 year) to 0.29 (5 years), reflecting how their relationship changes across market environments.

Fundamentals

EPS JAZZ : $0.47 MKL : $176.96
PE Ratio JAZZ : 489.15 MKL : 10.05
PEG Ratio JAZZ : 31.80 MKL : 0.18
PS Ratio JAZZ : 3.25 MKL : 1.00
Total Revenue (TTM) JAZZ : $4.44B MKL : $16.57B
Gross Profit (TTM) JAZZ : $2.97B MKL : $7.80B
EBITDA (TTM) JAZZ : $336.83M MKL : $2.55B

Return for Risk

JAZZ vs. MKL — Risk / Return Rank

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

JAZZ

JAZZ Risk / Return Rank: 96
JAZZ Sharpe Ratio Rank: 94
JAZZ Sortino Ratio Rank: 96
JAZZ Omega Ratio Rank: 95
JAZZ Calmar Ratio Rank: 97
JAZZ Martin Ratio Rank: 96

MKL

MKL Risk / Return Rank: 19
MKL Sharpe Ratio Rank: 19
MKL Sortino Ratio Rank: 18
MKL Omega Ratio Rank: 18
MKL Calmar Ratio Rank: 25
MKL Martin Ratio Rank: 15

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.

JAZZ vs. MKL - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Jazz Pharmaceuticals plc (JAZZ) and Markel Corporation (MKL). 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.

	JAZZ	MKL	Difference
Sharpe ratio Return per unit of total volatility	2.98	-0.49	+3.47
Sortino ratio Return per unit of downside risk	4.54	-0.56	+5.10
Omega ratio Gain probability vs. loss probability	1.57	0.93	+0.64
Calmar ratio Return relative to maximum drawdown	9.63	-0.46	+10.09
Martin ratio Return relative to average drawdown	23.75	-1.16	+24.90
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

JAZZ vs. MKL - Sharpe Ratio Comparison

The current JAZZ Sharpe Ratio is 2.98, which is higher than the MKL Sharpe Ratio of -0.49. The chart below compares the historical Sharpe Ratios of JAZZ and MKL, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	JAZZ	MKL	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.98	-0.49	+3.47
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.19	0.34	-0.16
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.13	0.25	-0.12
Sharpe Ratio (All Time) Calculated using the full available price history	0.19	0.46	-0.27

Drawdowns

JAZZ vs. MKL - Drawdown Comparison

The maximum JAZZ drawdown since its inception was -96.90%, which is greater than MKL's maximum drawdown of -61.32%. Use the drawdown chart below to compare losses from any high point for JAZZ and MKL.

Drawdown Indicators

	JAZZ	MKL	Difference
Max Drawdown Largest peak-to-trough decline	-96.90%	-61.32%	-35.58%
Max Drawdown (1Y) Largest decline over 1 year	-11.42%	-20.10%	+8.68%
Max Drawdown (3Y) Largest decline over 3 years	-32.71%	-20.10%	-12.61%
Max Drawdown (5Y) Largest decline over 5 years	-47.55%	-28.87%	-18.68%
Max Drawdown (10Y) Largest decline over 10 years	-52.10%	-44.66%	-7.44%
Current Drawdown Current decline from peak	-3.71%	-18.90%	+15.19%
Average Drawdown Average peak-to-trough decline	-27.42%	-11.39%	-16.03%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.62%	7.97%	-3.35%

Volatility

JAZZ vs. MKL - Volatility Comparison

Jazz Pharmaceuticals plc (JAZZ) has a higher volatility of 9.90% compared to Markel Corporation (MKL) at 3.91%. This indicates that JAZZ's price experiences larger fluctuations and is considered to be riskier than MKL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	JAZZ	MKL	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.90%	3.91%	+5.99%
Volatility (6M) Calculated over the trailing 6-month period	23.47%	13.04%	+10.43%
Volatility (1Y) Calculated over the trailing 1-year period	36.89%	18.78%	+18.11%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	31.75%	22.41%	+9.34%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	32.77%	25.27%	+7.50%

Dividends

JAZZ vs. MKL - Dividend Comparison

Neither JAZZ nor MKL has paid dividends to shareholders.

Tickers have no history of dividend payments

Financials

JAZZ vs. MKL - Profitability Comparison

The chart below illustrates the profitability comparison between Jazz Pharmaceuticals plc and Markel Corporation over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

JAZZ - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Jazz Pharmaceuticals plc reported a gross profit of 0.00 and revenue of 1.07B. Therefore, the gross margin over that period was 0.0%.

MKL - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Markel Corporation reported a gross profit of 0.00 and revenue of 3.55B. Therefore, the gross margin over that period was 0.0%.

JAZZ - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Jazz Pharmaceuticals plc reported an operating income of 336.60M and revenue of 1.07B, resulting in an operating margin of 31.5%.

MKL - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Markel Corporation reported an operating income of -273.33M and revenue of 3.55B, resulting in an operating margin of -7.7%.

JAZZ - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Jazz Pharmaceuticals plc reported a net income of 293.10M and revenue of 1.07B, resulting in a net margin of 27.4%.

MKL - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Markel Corporation reported a net income of -335.52M and revenue of 3.55B, resulting in a net margin of -9.5%.

Frequently Asked Questions

Can I hold both JAZZ and MKL in my portfolio?

JAZZ and MKL have a correlation of 0.16, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, JAZZ or MKL?

JAZZ has higher volatility (9.90%) compared to MKL (3.91%). In terms of maximum drawdown, JAZZ dropped -96.90% vs MKL's -61.32%.

Which has better risk-adjusted returns?

JAZZ currently has the higher Sharpe Ratio (2.98 vs -0.49), 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.