K vs. SO

Last updated Jun 6, 2026

K (Kellogg Company) and SO (The Southern Company) are both stocks. K operates in Packaged Foods (Consumer Defensive), while SO operates in Utilities - Regulated Electric (Utilities). At a 0.31 correlation, their price movements are largely independent.

Performance

K vs. SO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Kellogg Company (K) and The Southern Company (SO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

K

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

SO

• 1D: 1.07%
• 1M: 1.71%
• YTD: 7.91%
• 6M: 9.06%
• 1Y: 8.35%
• 3Y*: 14.05%
• 5Y*: 11.60%
• 10Y*: 10.83%

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

K vs. SO - 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%
SO The Southern Company	7.91%	9.47%	21.72%	2.21%	8.24%	16.34%	0.63%	51.65%	-3.75%	2.42%

Correlation

The correlation between K and SO is 0.12, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.12
Correlation (3Y) Calculated over the trailing 3-year period	0.28
Correlation (5Y) Calculated over the trailing 5-year period	0.36
Correlation (10Y) Calculated over the trailing 10-year period	0.35
Correlation (All Time) Calculated using the full available price history since Dec 18, 1984	0.31

The correlation between K and SO shifts across timeframes, from 0.12 (1 year) to 0.36 (5 years), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap K : $29.20B SO : $104.45B
EPS K : $3.65 SO : $3.92
PE Ratio K : 22.87 SO : 23.62
PEG Ratio K : 3.84 SO : 1.46
PS Ratio K : 2.30 SO : 3.42
PB Ratio K : 6.95 SO : 2.81
Total Revenue (TTM) K : $12.67B SO : $30.17B
Gross Profit (TTM) K : $4.41B SO : $13.01B
EBITDA (TTM) K : $2.25B SO : $14.44B

Return for Risk

K vs. SO — Risk / Return Rank

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

SO

SO Risk / Return Rank: 54
SO Sharpe Ratio Rank: 59
SO Sortino Ratio Rank: 51
SO Omega Ratio Rank: 49
SO Calmar Ratio Rank: 54
SO Martin Ratio Rank: 55

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. SO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Kellogg Company (K) and The Southern Company (SO). 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

	K	SO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	0.52	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.62	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.49	—
Sharpe Ratio (All Time) Calculated using the full available price history	—	0.62	—

Drawdowns

Drawdown Indicators

	K	SO	Difference
Max Drawdown Largest peak-to-trough decline	—	-38.43%	—
Max Drawdown (1Y) Largest decline over 1 year	—	-14.99%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-14.99%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-23.28%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-38.43%	—
Current Drawdown Current decline from peak	—	-5.79%	—
Average Drawdown Average peak-to-trough decline	—	-6.87%	—
Ulcer Index Depth and duration of drawdowns from previous peaks	—	6.35%	—

Volatility

Volatility by Period

	K	SO	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	5.62%	—
Volatility (6M) Calculated over the trailing 6-month period	—	12.98%	—
Volatility (1Y) Calculated over the trailing 1-year period	—	15.97%	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	—	18.65%	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	—	21.94%	—

Dividends

K vs. SO - Dividend Comparison

K's dividend yield for the trailing twelve months is around 1.39%, less than SO's 3.22% yield.

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%
SO The Southern Company	3.22%	3.37%	3.47%	3.96%	3.78%	3.82%	4.13%	3.86%	5.42%	4.78%	4.52%	4.60%

Financials

K vs. SO - Profitability Comparison

The chart below illustrates the profitability comparison between Kellogg Company and The Southern Company over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

K - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Kellogg Company reported a gross profit of 1.08B and revenue of 3.26B. Therefore, the gross margin over that period was 33.3%.

SO - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, The Southern Company reported a gross profit of 3.90B and revenue of 8.40B. Therefore, the gross margin over that period was 46.5%.

K - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Kellogg Company reported an operating income of 452.00M and revenue of 3.26B, resulting in an operating margin of 13.9%.

SO - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, The Southern Company reported an operating income of 2.02B and revenue of 8.40B, resulting in an operating margin of 24.0%.

K - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Kellogg Company reported a net income of 309.00M and revenue of 3.26B, resulting in a net margin of 9.5%.

SO - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, The Southern Company reported a net income of 1.36B and revenue of 8.40B, resulting in a net margin of 16.2%.

Frequently Asked Questions

Can I hold both K and SO in my portfolio?

K and SO have a correlation of 0.12, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.