T vs. GRMN
T (AT&T Inc.) and GRMN (Garmin Ltd.) are both stocks. T operates in Telecom Services (Communication Services), while GRMN operates in Scientific & Technical Instruments (Technology). Over the past 10 years, T returned 3.33%/yr vs 22.02%/yr for GRMN. At a 0.26 correlation, their price movements are largely independent.
Performance
T vs. GRMN - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, T achieves a -2.96% return, which is significantly lower than GRMN's 17.83% return. Over the past 10 years, T has underperformed GRMN with an annualized return of 3.33%, while GRMN has yielded a comparatively higher 22.02% annualized return.
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%
GRMN
- 1D
- -0.20%
- 1M
- 5.47%
- YTD
- 17.83%
- 6M
- 14.71%
- 1Y
- 20.22%
- 3Y*
- 32.81%
- 5Y*
- 12.86%
- 10Y*
- 22.02%
T vs. GRMN - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
T AT&T Inc. | -2.96% | 13.97% | 44.08% | -2.74% | 5.76% | -8.09% | -21.37% | 45.55% | -22.25% | -4.01% |
GRMN Garmin Ltd. | 17.83% | -0.06% | 63.25% | 43.12% | -30.20% | 15.90% | 25.86% | 58.13% | 9.84% | 27.60% |
Correlation
The correlation between T and GRMN is -0.11, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.11 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.04 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.19 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.25 |
Correlation (All Time) Calculated using the full available price history since Dec 12, 2000 | 0.26 |
The correlation between T and GRMN shifts across timeframes, from -0.11 (1 year) to 0.26 (all time), reflecting how their relationship changes across market environments.
Fundamentals
T:
$3.04
GRMN:
$8.97
T:
7.74
GRMN:
26.55
T:
0.32
GRMN:
2.13
T:
1.35
GRMN:
6.18
T:
$125.65B
GRMN:
$7.46B
T:
$105.41B
GRMN:
$4.41B
T:
$54.70B
GRMN:
$2.26B
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
T vs. GRMN — Risk / Return Rank
T
GRMN
T vs. GRMN - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for AT&T Inc. (T) and Garmin Ltd. (GRMN). 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.
| T | GRMN | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.12 | ||
| Sortino ratioReturn per unit of downside risk | -1.62 | ||
| Omega ratioGain probability vs. loss probability | 0.92 | 1.12 | -0.21 |
| Calmar ratioReturn relative to maximum drawdown | -0.59 | 0.58 | -1.17 |
| Martin ratioReturn relative to average drawdown | -1.22 | 1.27 | -2.49 |
Loading charts...
Drawdowns
T vs. GRMN - Drawdown Comparison
The maximum T drawdown since its inception was -64.15%, smaller than the maximum GRMN drawdown of -87.71%. Use the drawdown chart below to compare losses from any high point for T and GRMN.
Loading charts...
Drawdown Indicators
| T | GRMN | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -64.15% | -87.71% | +23.56% |
Max Drawdown (1Y)Largest decline over 1 year | -21.87% | -27.97% | +6.10% |
Max Drawdown (3Y)Largest decline over 3 years | -21.87% | -27.97% | +6.10% |
Max Drawdown (5Y)Largest decline over 5 years | -32.01% | -54.63% | +22.62% |
Max Drawdown (10Y)Largest decline over 10 years | -42.35% | -54.63% | +12.28% |
Current DrawdownCurrent decline from peak | -18.12% | -11.00% | -7.12% |
Average DrawdownAverage peak-to-trough decline | -15.72% | -31.54% | +15.82% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 10.64% | 12.79% | -2.15% |
Volatility
T vs. GRMN - Volatility Comparison
AT&T Inc. (T) and Garmin Ltd. (GRMN) have volatilities of 8.21% and 8.24%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| T | GRMN | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 8.21% | 8.24% | -0.03% |
Volatility (6M)Calculated over the trailing 6-month period | 17.80% | 22.18% | -4.38% |
Volatility (1Y)Calculated over the trailing 1-year period | 22.13% | 30.32% | -8.19% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 24.01% | 30.41% | -6.40% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 23.73% | 28.36% | -4.63% |
Dividends
T vs. GRMN - Dividend Comparison
T's dividend yield for the trailing twelve months is around 4.71%, more than GRMN's 1.51% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
GRMN Garmin Ltd. | 1.51% | 1.70% | 1.44% | 2.27% | 3.10% | 1.92% | 2.01% | 2.30% | 3.32% | 3.42% | 4.21% | 5.41% |
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
T vs. GRMN - Financials Comparison
This section allows you to compare key financial metrics between AT&T Inc. and Garmin Ltd.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
Frequently Asked Questions
T and GRMN have a correlation of -0.11, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
GRMN has higher volatility (8.24%) compared to T (8.21%). In terms of maximum drawdown, T dropped -64.15% vs GRMN's -87.71%.
GRMN currently has the higher Sharpe Ratio (0.53 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.
Find the right allocation for T and GRMN
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer