COF vs. DFS

Last updated Jun 3, 2026

COF (Capital One Financial Corporation) and DFS (Discover Financial Services) are both stocks. Both operate in the Credit Services industry within the Financial Services sector. A 0.76 correlation means they provide meaningful diversification when combined.

Performance

COF vs. DFS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Capital One Financial Corporation (COF) and Discover Financial Services (DFS). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

COF

• 1D: -0.39%
• 1M: -3.79%
• YTD: -23.53%
• 6M: -17.26%
• 1Y: -2.57%
• 3Y*: 20.42%
• 5Y*: 3.92%
• 10Y*: 11.85%

DFS

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

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

COF vs. DFS - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
COF Capital One Financial Corporation	-23.53%	37.65%	38.24%	44.32%	-34.59%	49.32%	-2.66%	38.62%	-22.77%	16.30%
DFS Discover Financial Services	0.00%	15.88%	57.32%	18.20%	-13.55%	29.78%	10.13%	46.94%	-21.80%	8.92%

Correlation

The correlation between COF and DFS is 0.76, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (3Y) Calculated over the trailing 3-year period	0.68
Correlation (5Y) Calculated over the trailing 5-year period	0.80
Correlation (10Y) Calculated over the trailing 10-year period	0.83
Correlation (All Time) Calculated using the full available price history since Jul 3, 2007	0.76

The correlation between COF and DFS shifts across timeframes, from 0.68 (3 years) to 0.83 (10 years), reflecting how their relationship changes across market environments.

Fundamentals

Total Revenue (TTM) COF : $75.16B DFS : $10.25B
Gross Profit (TTM) COF : $36.31B DFS : $7.81B
EBITDA (TTM) COF : $7.70B DFS : $4.40B

Return for Risk

COF vs. DFS — Risk / Return Rank

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

COF

COF Risk / Return Rank: 35
COF Sharpe Ratio Rank: 37
COF Sortino Ratio Rank: 32
COF Omega Ratio Rank: 32
COF Calmar Ratio Rank: 38
COF Martin Ratio Rank: 39

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.

COF vs. DFS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Capital One Financial Corporation (COF) and Discover Financial Services (DFS). 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.

	COF	DFS	Difference
Sharpe ratio Return per unit of total volatility	-0.08	—	—
Sortino ratio Return per unit of downside risk	0.09	—	—
Omega ratio Gain probability vs. loss probability	1.01	—	—
Calmar ratio Return relative to maximum drawdown	-0.04	—	—
Martin ratio Return relative to average drawdown	-0.09	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	COF	DFS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.08	—	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.11	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.32	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.29	—	—

Drawdowns

Drawdown Indicators

	COF	DFS	Difference
Max Drawdown Largest peak-to-trough decline	-90.17%	—	—
Max Drawdown (1Y) Largest decline over 1 year	-31.47%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-31.47%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-50.38%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-60.25%	—	—
Current Drawdown Current decline from peak	-28.15%	—	—
Average Drawdown Average peak-to-trough decline	-21.49%	—	—
Ulcer Index Depth and duration of drawdowns from previous peaks	15.13%	—	—

Volatility

Volatility by Period

	COF	DFS	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.78%	—	—
Volatility (6M) Calculated over the trailing 6-month period	24.33%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	30.67%	—	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	35.28%	—	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	37.24%	—	—

Dividends

COF vs. DFS - Dividend Comparison

COF's dividend yield for the trailing twelve months is around 1.63%, while DFS has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
COF Capital One Financial Corporation	1.63%	1.07%	1.35%	1.83%	2.58%	1.79%	1.01%	1.55%	2.12%	1.61%	1.83%	2.08%
DFS Discover Financial Services	0.00%	0.35%	1.62%	2.40%	2.35%	1.63%	1.94%	1.98%	2.54%	1.69%	1.61%	2.01%

Financials

Frequently Asked Questions

Can I hold both COF and DFS in my portfolio?

COF and DFS have a correlation of 0.76, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.