BLK vs. T
BLK (BlackRock, Inc.) and T (AT&T Inc.) are both stocks. BLK operates in Asset Management (Financial Services), while T operates in Telecom Services (Communication Services). Over the past 10 years, BLK returned 14.03%/yr vs 2.10%/yr for T. At a 0.31 correlation, their price movements are largely independent.
Performance
BLK vs. T - Performance Comparison
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Returns By Period
In the year-to-date period, BLK achieves a -0.41% return, which is significantly higher than T's -7.04% return. Over the past 10 years, BLK has outperformed T with an annualized return of 14.03%, while T has yielded a comparatively lower 2.10% annualized return.
BLK
- 1D
- -1.69%
- 1M
- 0.38%
- 6M
- -8.36%
- YTD
- -0.41%
- 1Y
- -2.48%
- 3Y*
- 14.56%
- 5Y*
- 6.14%
- 10Y*
- 14.03%
- ALL TIME*
- 19.82%
T
- 1D
- 0.64%
- 1M
- 2.62%
- 6M
- -2.84%
- YTD
- -7.04%
- 1Y
- -13.37%
- 3Y*
- 20.93%
- 5Y*
- 7.13%
- 10Y*
- 2.10%
- ALL TIME*
- 9.35%
BLK vs. T - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BLK BlackRock, Inc. | -0.41% | 6.55% | 29.29% | 17.86% | -20.40% | 29.39% | 47.21% | 31.87% | -21.59% | 38.20% |
T AT&T Inc. | -7.04% | 13.97% | 44.08% | -2.74% | 5.76% | -8.09% | -21.37% | 45.55% | -22.25% | -4.01% |
Correlation
The correlation between BLK and T 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 | 0.11 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.25 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.30 |
Correlation (All Time) Calculated using the full available price history since Oct 1, 1999 | 0.31 |
The correlation between BLK and T shifts across timeframes, from -0.02 (1 year) to 0.31 (all time), reflecting how their relationship changes across market environments.
Fundamentals
BLK:
$163.38B
T:
$152.52B
BLK:
$38.53
T:
$3.05
BLK:
27.36
T:
7.19
BLK:
6.66
T:
1.25
BLK:
$25.71B
T:
$125.65B
BLK:
$15.21B
T:
$105.41B
BLK:
$9.79B
T:
$54.70B
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Return for Risk
BLK vs. T — Risk / Return Rank
BLK
T
BLK vs. T - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for BlackRock, Inc. (BLK) 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.
| BLK | T | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.47 | ||
| Sortino ratioReturn per unit of downside risk | +0.72 | ||
| Omega ratioGain probability vs. loss probability | 1.01 | 0.92 | +0.09 |
| Calmar ratioReturn relative to maximum drawdown | -0.11 | -0.46 | +0.35 |
| Martin ratioReturn relative to average drawdown | -0.23 | -1.03 | +0.81 |
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Drawdowns
BLK vs. T - Drawdown Comparison
The maximum BLK drawdown since its inception was -60.36%, smaller than the maximum T drawdown of -64.15%. Use the drawdown chart below to compare losses from any high point for BLK and T.
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Drawdown Indicators
| BLK | T | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -60.36% | -64.15% | +3.79% |
Max Drawdown (1Y)Largest decline over 1 year | -22.45% | -28.89% | +6.44% |
Max Drawdown (3Y)Largest decline over 3 years | -23.74% | -28.89% | +5.15% |
Max Drawdown (5Y)Largest decline over 5 years | -43.90% | -32.01% | -11.89% |
Max Drawdown (10Y)Largest decline over 10 years | -43.90% | -42.35% | -1.55% |
Current DrawdownCurrent decline from peak | -10.93% | -21.57% | +10.64% |
Average DrawdownAverage peak-to-trough decline | -11.93% | -15.74% | +3.81% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 10.94% | 12.94% | -2.00% |
Volatility
BLK vs. T - Volatility Comparison
BlackRock, Inc. (BLK) has a higher volatility of 10.21% compared to AT&T Inc. (T) at 9.59%. This indicates that BLK's price experiences larger fluctuations and is considered to be riskier than T based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BLK | T | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 10.21% | 9.59% | +0.62% |
Volatility (6M)Calculated over the trailing 6-month period | 21.24% | 19.91% | +1.33% |
Volatility (1Y)Calculated over the trailing 1-year period | 26.45% | 23.72% | +2.73% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 26.88% | 24.38% | +2.50% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 27.74% | 23.92% | +3.82% |
Dividends
BLK vs. T - Dividend Comparison
BLK's dividend yield for the trailing twelve months is around 2.08%, less than T's 6.58% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BLK BlackRock, Inc. | 2.08% | 1.95% | 1.99% | 2.46% | 2.75% | 1.80% | 2.01% | 2.63% | 3.08% | 1.95% | 2.41% | 2.56% |
T AT&T Inc. | 6.58% | 4.47% | 4.87% | 6.62% | 6.66% | 8.46% | 7.23% | 5.22% | 7.01% | 5.04% | 4.51% | 5.46% |
Financials
BLK vs. T - Financials Comparison
This section allows you to compare key financial metrics between BlackRock, Inc. and AT&T Inc.. 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
BLK and T 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.
BLK has higher volatility (10.21%) compared to T (9.59%). In terms of maximum drawdown, BLK dropped -60.36% vs T's -64.15%.
BLK currently has the higher Sharpe Ratio (-0.09 vs -0.57), 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.
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