KO vs. T

Last updated Jun 9, 2026

KO (The Coca-Cola Company) and T (AT&T Inc.) are both stocks. KO operates in Beverages - Non-Alcoholic (Consumer Defensive), while T operates in Telecom Services (Communication Services). Over the past 10 years, KO returned 8.99%/yr vs 2.86%/yr for T. At a 0.36 correlation, their price movements are largely independent.

Performance

KO vs. T - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in The Coca-Cola Company (KO) and AT&T Inc. (T). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, KO achieves a 14.56% return, which is significantly higher than T's -7.40% return. Over the past 10 years, KO has outperformed T with an annualized return of 8.99%, while T has yielded a comparatively lower 2.86% annualized return.

KO

• 1D: 0.08%
• 1M: 1.43%
• YTD: 14.56%
• 6M: 14.00%
• 1Y: 14.71%
• 3Y*: 12.88%
• 5Y*: 10.72%
• 10Y*: 8.99%

T

• 1D: -1.10%
• 1M: -10.57%
• YTD: -7.40%
• 6M: -7.40%
• 1Y: -16.38%
• 3Y*: 18.39%
• 5Y*: 6.60%
• 10Y*: 2.86%

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

KO vs. T - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
KO The Coca-Cola Company	14.56%	15.60%	8.88%	-4.43%	10.61%	11.37%	2.47%	20.60%	6.77%	14.38%
T AT&T Inc.	-7.40%	13.97%	44.08%	-2.74%	5.76%	-8.09%	-21.37%	45.55%	-22.25%	-4.01%

Correlation

The correlation between KO and T is 0.27, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.27
Correlation (3Y) Calculated over the trailing 3-year period	0.31
Correlation (5Y) Calculated over the trailing 5-year period	0.37
Correlation (10Y) Calculated over the trailing 10-year period	0.38
Correlation (All Time) Calculated using the full available price history since Jul 20, 1984	0.36

The correlation between KO and T shifts across timeframes, from 0.27 (1 year) to 0.38 (10 years), reflecting how their relationship changes across market environments.

Fundamentals

EPS KO : $3.18 T : $3.04
PE Ratio KO : 25.04 T : 7.39
PEG Ratio KO : 3.02 T : 0.31
PS Ratio KO : 6.96 T : 1.29
Total Revenue (TTM) KO : $49.28B T : $125.65B
Gross Profit (TTM) KO : $30.43B T : $105.41B
EBITDA (TTM) KO : $18.35B T : $54.70B

Return for Risk

KO vs. T — Risk / Return Rank

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

KO

KO Risk / Return Rank: 69
KO Sharpe Ratio Rank: 71
KO Sortino Ratio Rank: 66
KO Omega Ratio Rank: 61
KO Calmar Ratio Rank: 74
KO Martin Ratio Rank: 71

T

T Risk / Return Rank: 11
T Sharpe Ratio Rank: 11
T Sortino Ratio Rank: 12
T Omega Ratio Rank: 13
T Calmar Ratio Rank: 14
T Martin Ratio Rank: 4

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.

KO vs. T - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for The Coca-Cola Company (KO) and AT&T Inc. (T). 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.

	KO	T	Difference
Sharpe ratio: Return per unit of total volatility	0.90	-0.75	+1.65
Sortino ratio: Return per unit of downside risk	1.49	-0.98	+2.46
Omega ratio: Gain probability vs. loss probability	1.16	0.89	+0.28
Calmar ratio: Return relative to maximum drawdown	1.87	-0.75	+2.62
Martin ratio: Return relative to average drawdown	3.66	-1.59	+5.24
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

KO vs. T - Sharpe Ratio Comparison

The current KO Sharpe Ratio is 0.90, which is higher than the T Sharpe Ratio of -0.75. The chart below compares the historical Sharpe Ratios of KO and T, 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

	KO	T	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.90	-0.75	+1.65
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.67	0.28	+0.39
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.50	0.12	+0.38
Sharpe Ratio (All Time) Calculated using the full available price history	0.53	0.38	+0.16

Drawdowns

KO vs. T - Drawdown Comparison

The maximum KO drawdown since its inception was -68.23%, which is greater than T's maximum drawdown of -64.15%. Use the drawdown chart below to compare losses from any high point for KO and T.

Drawdown Indicators

	KO	T	Difference
Max Drawdown Largest peak-to-trough decline	-68.23%	-64.15%	-4.08%
Max Drawdown (1Y) Largest decline over 1 year	-7.89%	-21.87%	+13.98%
Max Drawdown (3Y) Largest decline over 3 years	-16.26%	-21.87%	+5.61%
Max Drawdown (5Y) Largest decline over 5 years	-17.27%	-32.01%	+14.74%
Max Drawdown (10Y) Largest decline over 10 years	-36.99%	-42.35%	+5.36%
Current Drawdown Current decline from peak	-2.91%	-21.87%	+18.96%
Average Drawdown Average peak-to-trough decline	-16.09%	-15.72%	-0.37%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.03%	10.34%	-6.31%

Volatility

KO vs. T - Volatility Comparison

The current volatility for The Coca-Cola Company (KO) is 5.81%, while AT&T Inc. (T) has a volatility of 7.50%. This indicates that KO experiences smaller price fluctuations and is considered to be less risky than T based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	KO	T	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.81%	7.50%	-1.69%
Volatility (6M) Calculated over the trailing 6-month period	12.37%	17.57%	-5.20%
Volatility (1Y) Calculated over the trailing 1-year period	16.37%	21.98%	-5.61%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.10%	23.97%	-7.87%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.21%	23.71%	-5.50%

Dividends

KO vs. T - Dividend Comparison

KO's dividend yield for the trailing twelve months is around 2.59%, less than T's 4.93% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
KO The Coca-Cola Company	2.59%	2.92%	3.12%	3.12%	2.77%	2.84%	2.99%	2.89%	3.29%	3.23%	3.38%	3.07%
T AT&T Inc.	4.93%	4.47%	4.87%	6.62%	6.66%	8.46%	7.23%	5.22%	7.01%	5.04%	4.51%	5.46%

Financials

Frequently Asked Questions

Can I hold both KO and T in my portfolio?

KO and T have a correlation of 0.27, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, KO or T?

T has higher volatility (7.50%) compared to KO (5.81%). In terms of maximum drawdown, KO dropped -68.23% vs T's -64.15%.

Which has better risk-adjusted returns?

KO currently has the higher Sharpe Ratio (0.90 vs -0.75), 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.