COR vs. T

Last updated Jun 13, 2026

COR (Cencora Inc.) and T (AT&T Inc.) are both stocks. COR operates in Medical Distribution (Healthcare), while T operates in Telecom Services (Communication Services). Over the past 10 years, COR returned 17.47%/yr vs 3.33%/yr for T. At a 0.21 correlation, their price movements are largely independent.

Performance

COR vs. T - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Cencora Inc. (COR) 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, COR achieves a -16.27% return, which is significantly lower than T's -2.96% return. Over the past 10 years, COR has outperformed T with an annualized return of 17.47%, while T has yielded a comparatively lower 3.33% annualized return.

COR

• 1D: 0.07%
• 1M: 9.30%
• YTD: -16.27%
• 6M: -18.27%
• 1Y: -3.97%
• 3Y*: 17.14%
• 5Y*: 20.65%
• 10Y*: 17.47%

T

• 1D: 2.52%
• 1M: -1.87%
• YTD: -2.96%
• 6M: -1.93%
• 1Y: -12.71%
• 3Y*: 20.58%
• 5Y*: 7.38%
• 10Y*: 3.33%

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

COR vs. T - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
COR Cencora Inc.	-16.27%	51.48%	10.37%	25.33%	26.26%	44.09%	23.37%	23.51%	-17.57%	19.51%
T AT&T Inc.	-2.96%	13.97%	44.08%	-2.74%	5.76%	-8.09%	-21.37%	45.55%	-22.25%	-4.01%

Correlation

The correlation between COR and T is 0.15, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.15
Correlation (3Y) Calculated over the trailing 3-year period	0.19
Correlation (5Y) Calculated over the trailing 5-year period	0.27
Correlation (10Y) Calculated over the trailing 10-year period	0.30
Correlation (All Time) Calculated using the full available price history since Apr 4, 1995	0.21

The correlation between COR and T shifts across timeframes, from 0.15 (1 year) to 0.30 (10 years), reflecting how their relationship changes across market environments.

Fundamentals

EPS COR : $13.07 T : $3.04
PE Ratio COR : 21.55 T : 7.74
PEG Ratio COR : 10.24 T : 0.32
PS Ratio COR : 0.17 T : 1.35
Total Revenue (TTM) COR : $328.68B T : $125.65B
Gross Profit (TTM) COR : $11.66B T : $105.41B
EBITDA (TTM) COR : $3.64B T : $54.70B

Return for Risk

COR vs. T — Risk / Return Rank

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

COR

COR Risk / Return Rank: 36
COR Sharpe Ratio Rank: 38
COR Sortino Ratio Rank: 33
COR Omega Ratio Rank: 33
COR Calmar Ratio Rank: 39
COR Martin Ratio Rank: 37

T

T Risk / Return Rank: 18
T Sharpe Ratio Rank: 17
T Sortino Ratio Rank: 17
T Omega Ratio Rank: 18
T Calmar Ratio Rank: 21
T Martin Ratio Rank: 15

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.

COR vs. T - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Cencora Inc. (COR) 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.

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.

	COR	T	Difference
Sharpe ratio: Return per unit of total volatility	-0.13	-0.59	+0.46
Sortino ratio: Return per unit of downside risk	0.03	-0.72	+0.76
Omega ratio: Gain probability vs. loss probability	1.01	0.92	+0.09
Calmar ratio: Return relative to maximum drawdown	-0.12	-0.59	+0.48
Martin ratio: Return relative to average drawdown	-0.33	-1.22	+0.89

COR vs. T - Sharpe Ratio Comparison

The current COR Sharpe Ratio is -0.13, which is higher than the T Sharpe Ratio of -0.59. The chart below compares the historical Sharpe Ratios of COR 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.

Drawdowns

COR vs. T - Drawdown Comparison

The maximum COR drawdown since its inception was -71.01%, which is greater than T's maximum drawdown of -64.15%. Use the drawdown chart below to compare losses from any high point for COR and T.

Drawdown Indicators

	COR	T	Difference
Max Drawdown Largest peak-to-trough decline	-71.01%	-64.15%	-6.86%
Max Drawdown (1Y) Largest decline over 1 year	-32.44%	-21.87%	-10.57%
Max Drawdown (3Y) Largest decline over 3 years	-32.44%	-21.87%	-10.57%
Max Drawdown (5Y) Largest decline over 5 years	-32.44%	-32.01%	-0.43%
Max Drawdown (10Y) Largest decline over 10 years	-32.44%	-42.35%	+9.91%
Current Drawdown Current decline from peak	-24.54%	-18.12%	-6.42%
Average Drawdown Average peak-to-trough decline	-13.62%	-15.72%	+2.10%
Ulcer Index Depth and duration of drawdowns from previous peaks	11.68%	10.64%	+1.04%

Volatility

COR vs. T - Volatility Comparison

The current volatility for Cencora Inc. (COR) is 6.51%, while AT&T Inc. (T) has a volatility of 8.21%. This indicates that COR 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

	COR	T	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.51%	8.21%	-1.70%
Volatility (6M) Calculated over the trailing 6-month period	26.93%	17.80%	+9.13%
Volatility (1Y) Calculated over the trailing 1-year period	30.20%	22.13%	+8.07%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.30%	24.01%	-1.71%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	27.48%	23.73%	+3.75%

Dividends

COR vs. T - Dividend Comparison

COR's dividend yield for the trailing twelve months is around 0.83%, less than T's 4.71% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
COR Cencora Inc.	0.83%	0.67%	0.93%	0.96%	1.13%	5.13%	6.74%	7.48%	2.07%	1.61%	1.77%	1.17%
T AT&T Inc.	4.71%	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 COR and T in my portfolio?

COR and T have a correlation of 0.15, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, COR or T?

T has higher volatility (8.21%) compared to COR (6.51%). In terms of maximum drawdown, COR dropped -71.01% vs T's -64.15%.

Which has better risk-adjusted returns?

COR currently has the higher Sharpe Ratio (-0.13 vs -0.59), 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.