K vs. VOO

Last updated Jun 23, 2026

K (Kellogg Company) is a stock, while VOO (Vanguard S&P 500 ETF) is S&P 500 fund tracking the S&P 500 Index. At a 0.31 correlation, their price movements are largely independent.

Performance

K vs. VOO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Kellogg Company (K) and Vanguard S&P 500 ETF (VOO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

K

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

VOO

• 1D: -0.29%
• 1M: 0.08%
• YTD: 9.75%
• 6M: 9.30%
• 1Y: 26.77%
• 3Y*: 21.36%
• 5Y*: 13.58%
• 10Y*: 15.77%

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

K vs. VOO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
K Kellogg Company	0.00%	5.99%	49.75%	-7.44%	14.35%	7.44%	-6.78%	26.08%	-13.32%	-4.93%
VOO Vanguard S&P 500 ETF	9.75%	17.82%	24.98%	26.32%	-18.17%	28.79%	18.32%	31.37%	-4.50%	21.77%

Correlation

The correlation between K and VOO is -0.02, 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	-0.02
Correlation (3Y) Calculated over the trailing 3-year period	0.09
Correlation (5Y) Calculated over the trailing 5-year period	0.11
Correlation (10Y) Calculated over the trailing 10-year period	0.20
Correlation (All Time) Calculated using the full available price history since Sep 9, 2010	0.31

The correlation between K and VOO shifts across timeframes, from -0.02 (1 year) to 0.31 (all time), reflecting how their relationship changes across market environments.

Return for Risk

K vs. VOO — Risk / Return Rank

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

K

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

VOO

VOO Risk / Return Rank: 68
VOO Sharpe Ratio Rank: 70
VOO Sortino Ratio Rank: 67
VOO Omega Ratio Rank: 69
VOO Calmar Ratio Rank: 63
VOO Martin Ratio Rank: 74

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.

K vs. VOO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Kellogg Company (K) and Vanguard S&P 500 ETF (VOO). 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.

	K	VOO	Difference
Sharpe ratio: Return per unit of total volatility	—	2.17	—
Sortino ratio: Return per unit of downside risk	—	2.93	—
Omega ratio: Gain probability vs. loss probability	—	1.39	—
Calmar ratio: Return relative to maximum drawdown	—	3.02	—
Martin ratio: Return relative to average drawdown	—	13.58	—

Drawdowns

Drawdown Indicators

	K	VOO	Difference
Max Drawdown Largest peak-to-trough decline	—	-33.99%	—
Max Drawdown (1Y) Largest decline over 1 year	—	-8.90%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-18.69%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-24.52%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-33.99%	—
Current Drawdown Current decline from peak	—	-1.74%	—
Average Drawdown Average peak-to-trough decline	—	-3.68%	—
Ulcer Index Depth and duration of drawdowns from previous peaks	—	1.98%	—

Volatility

Volatility by Period

	K	VOO	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	4.60%	—
Volatility (6M) Calculated over the trailing 6-month period	—	9.73%	—
Volatility (1Y) Calculated over the trailing 1-year period	—	12.39%	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	—	16.90%	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	—	18.05%	—

Dividends

K vs. VOO - Dividend Comparison

K has not paid dividends to shareholders, while VOO's dividend yield for the trailing twelve months is around 1.04%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
K Kellogg Company	1.39%	2.76%	2.79%	10.56%	3.28%	3.59%	3.66%	3.27%	3.86%	3.12%	2.77%	2.74%
VOO Vanguard S&P 500 ETF	1.04%	1.13%	1.24%	1.46%	1.69%	1.25%	1.54%	1.88%	2.06%	1.78%	2.02%	2.10%

Frequently Asked Questions

Can I hold both K and VOO in my portfolio?

K and VOO have a correlation of -0.02, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.