IBKR vs. MCK

Last updated Jun 13, 2026

IBKR (Interactive Brokers Group, Inc.) and MCK (McKesson Corporation) are both stocks. IBKR operates in Capital Markets (Financial Services), while MCK operates in Medical Distribution (Healthcare). Over the past 10 years, IBKR returned 26.54%/yr vs 16.64%/yr for MCK. At a 0.26 correlation, their price movements are largely independent.

Performance

IBKR vs. MCK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Interactive Brokers Group, Inc. (IBKR) and McKesson Corporation (MCK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IBKR achieves a 41.50% return, which is significantly higher than MCK's -4.23% return. Over the past 10 years, IBKR has outperformed MCK with an annualized return of 26.54%, while MCK has yielded a comparatively lower 16.64% annualized return.

IBKR

• 1D: 2.23%
• 1M: 4.48%
• YTD: 41.50%
• 6M: 41.85%
• 1Y: 80.51%
• 3Y*: 67.33%
• 5Y*: 41.64%
• 10Y*: 26.54%

MCK

• 1D: -0.40%
• 1M: 3.20%
• YTD: -4.23%
• 6M: -3.47%
• 1Y: 8.11%
• 3Y*: 26.04%
• 5Y*: 32.74%
• 10Y*: 16.64%

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

IBKR vs. MCK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IBKR Interactive Brokers Group, Inc.	41.50%	46.37%	114.43%	15.14%	-8.35%	31.12%	31.71%	-14.01%	-7.13%	63.75%
MCK McKesson Corporation	-4.23%	44.54%	23.67%	24.13%	51.82%	44.23%	27.06%	26.72%	-28.40%	11.95%

Correlation

The correlation between IBKR and MCK is -0.03, 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	-0.03
Correlation (3Y) Calculated over the trailing 3-year period	0.04
Correlation (5Y) Calculated over the trailing 5-year period	0.11
Correlation (10Y) Calculated over the trailing 10-year period	0.19
Correlation (All Time) Calculated using the full available price history since May 4, 2007	0.26

The correlation between IBKR and MCK shifts across timeframes, from -0.03 (1 year) to 0.26 (all time), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap IBKR : $40.72B MCK : $96.20B
EPS IBKR : $3.76 MCK : $38.38
PE Ratio IBKR : 24.18 MCK : 20.43
PEG Ratio IBKR : 0.83 MCK : 0.27
PS Ratio IBKR : 4.66 MCK : 0.24
PB Ratio IBKR : 1.92 MCK : 13.91
Total Revenue (TTM) IBKR : $8.69B MCK : $403.43B
Gross Profit (TTM) IBKR : $7.75B MCK : $14.55B
EBITDA (TTM) IBKR : $7.07B MCK : $6.91B

Return for Risk

IBKR vs. MCK — Risk / Return Rank

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

IBKR

IBKR Risk / Return Rank: 88
IBKR Sharpe Ratio Rank: 90
IBKR Sortino Ratio Rank: 86
IBKR Omega Ratio Rank: 84
IBKR Calmar Ratio Rank: 90
IBKR Martin Ratio Rank: 89

MCK

MCK Risk / Return Rank: 50
MCK Sharpe Ratio Rank: 53
MCK Sortino Ratio Rank: 47
MCK Omega Ratio Rank: 47
MCK Calmar Ratio Rank: 50
MCK Martin Ratio Rank: 51

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.

IBKR vs. MCK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Interactive Brokers Group, Inc. (IBKR) and McKesson Corporation (MCK). 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.

	IBKR	MCK	Difference
Sharpe ratio: Return per unit of total volatility	2.08	0.27	+1.82
Sortino ratio: Return per unit of downside risk	2.67	0.63	+2.04
Omega ratio: Gain probability vs. loss probability	1.33	1.08	+0.25
Calmar ratio: Return relative to maximum drawdown	4.20	0.29	+3.91
Martin ratio: Return relative to average drawdown	10.65	0.74	+9.91

IBKR vs. MCK - Sharpe Ratio Comparison

The current IBKR Sharpe Ratio is 2.08, which is higher than the MCK Sharpe Ratio of 0.27. The chart below compares the historical Sharpe Ratios of IBKR and MCK, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

IBKR vs. MCK - Drawdown Comparison

The maximum IBKR drawdown since its inception was -63.66%, smaller than the maximum MCK drawdown of -82.84%. Use the drawdown chart below to compare losses from any high point for IBKR and MCK.

Drawdown Indicators

	IBKR	MCK	Difference
Max Drawdown Largest peak-to-trough decline	-63.66%	-82.84%	+19.18%
Max Drawdown (1Y) Largest decline over 1 year	-18.70%	-27.17%	+8.47%
Max Drawdown (3Y) Largest decline over 3 years	-38.66%	-27.17%	-11.49%
Max Drawdown (5Y) Largest decline over 5 years	-38.66%	-27.17%	-11.49%
Max Drawdown (10Y) Largest decline over 10 years	-55.09%	-44.23%	-10.86%
Current Drawdown Current decline from peak	0.00%	-21.17%	+21.17%
Average Drawdown Average peak-to-trough decline	-24.85%	-28.64%	+3.79%
Ulcer Index Depth and duration of drawdowns from previous peaks	7.35%	10.40%	-3.05%

Volatility

IBKR vs. MCK - Volatility Comparison

Interactive Brokers Group, Inc. (IBKR) has a higher volatility of 11.31% compared to McKesson Corporation (MCK) at 6.47%. This indicates that IBKR's price experiences larger fluctuations and is considered to be riskier than MCK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IBKR	MCK	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.31%	6.47%	+4.84%
Volatility (6M) Calculated over the trailing 6-month period	27.82%	22.74%	+5.08%
Volatility (1Y) Calculated over the trailing 1-year period	37.67%	29.14%	+8.53%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	34.50%	24.19%	+10.31%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	33.37%	28.82%	+4.55%

Dividends

IBKR vs. MCK - Dividend Comparison

IBKR's dividend yield for the trailing twelve months is around 0.36%, less than MCK's 0.42% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IBKR Interactive Brokers Group, Inc.	0.36%	0.47%	0.48%	0.48%	0.55%	0.50%	0.66%	0.86%	0.73%	0.68%	1.10%	0.92%
MCK McKesson Corporation	0.42%	0.37%	0.47%	0.50%	0.54%	0.72%	0.95%	1.16%	1.32%	0.80%	0.80%	0.53%

Financials

Frequently Asked Questions

Can I hold both IBKR and MCK in my portfolio?

IBKR and MCK have a correlation of -0.03, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IBKR or MCK?

IBKR has higher volatility (11.31%) compared to MCK (6.47%). In terms of maximum drawdown, IBKR dropped -63.66% vs MCK's -82.84%.

Which has better risk-adjusted returns?

IBKR currently has the higher Sharpe Ratio (2.08 vs 0.27), 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.