BRK-B vs. 0728.HK

Last updated Jun 13, 2026

BRK-B (Berkshire Hathaway Inc.) and 0728.HK (China Telecom) are both stocks. BRK-B operates in Insurance - Diversified (Financial Services), while 0728.HK operates in Telecom Services (Communication Services). Over the past 10 years, BRK-B returned 13.22%/yr vs 8.91%/yr for 0728.HK. At a 0.07 correlation, their price movements are largely independent.

Performance

BRK-B vs. 0728.HK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Berkshire Hathaway Inc. (BRK-B) and China Telecom (0728.HK). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

BRK-B is traded in USD, while 0728.HK is traded in HKD. To make them comparable, the 0728.HK values have been converted to USD using the latest available exchange rates.

Returns By Period

In the year-to-date period, BRK-B achieves a -2.67% return, which is significantly higher than 0728.HK's -7.69% return. Over the past 10 years, BRK-B has outperformed 0728.HK with an annualized return of 13.22%, while 0728.HK has yielded a comparatively lower 8.91% annualized return.

BRK-B

• 1D: 0.71%
• 1M: 1.07%
• YTD: -2.67%
• 6M: -2.06%
• 1Y: 0.35%
• 3Y*: 13.30%
• 5Y*: 11.27%
• 10Y*: 13.22%

0728.HK

• 1D: -1.98%
• 1M: -8.14%
• YTD: -7.69%
• 6M: -11.91%
• 1Y: -9.36%
• 3Y*: 13.48%
• 5Y*: 22.08%
• 10Y*: 8.91%

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

BRK-B vs. 0728.HK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BRK-B Berkshire Hathaway Inc.	-2.67%	10.89%	27.09%	15.46%	3.31%	28.95%	2.37%	10.93%	3.01%	21.62%
0728.HK China Telecom	-7.69%	16.12%	39.17%	29.67%	32.67%	25.90%	-29.25%	-16.69%	10.72%	6.00%

Correlation

The correlation between BRK-B and 0728.HK is -0.04, 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	-0.04
Correlation (3Y) Calculated over the trailing 3-year period	0.00
Correlation (5Y) Calculated over the trailing 5-year period	0.02
Correlation (10Y) Calculated over the trailing 10-year period	0.04
Correlation (All Time) Calculated using the full available price history since Jul 3, 2007	0.07

The correlation between BRK-B and 0728.HK shifts across timeframes, from -0.04 (1 year) to 0.07 (all time), reflecting how their relationship changes across market environments.

Return for Risk

BRK-B vs. 0728.HK — Risk / Return Rank

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

BRK-B

BRK-B Risk / Return Rank: 39
BRK-B Sharpe Ratio Rank: 42
BRK-B Sortino Ratio Rank: 34
BRK-B Omega Ratio Rank: 33
BRK-B Calmar Ratio Rank: 42
BRK-B Martin Ratio Rank: 42

0728.HK

0728.HK Risk / Return Rank: 24
0728.HK Sharpe Ratio Rank: 22
0728.HK Sortino Ratio Rank: 19
0728.HK Omega Ratio Rank: 21
0728.HK Calmar Ratio Rank: 28
0728.HK Martin Ratio Rank: 28

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.

BRK-B vs. 0728.HK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Berkshire Hathaway Inc. (BRK-B) and China Telecom (0728.HK). 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.

	BRK-B	0728.HK	Difference
Sharpe ratio: Return per unit of total volatility	-0.02	-0.46	+0.45
Sortino ratio: Return per unit of downside risk	0.08	-0.56	+0.64
Omega ratio: Gain probability vs. loss probability	1.01	0.94	+0.07
Calmar ratio: Return relative to maximum drawdown	-0.02	-0.42	+0.39
Martin ratio: Return relative to average drawdown	-0.05	-0.75	+0.70

BRK-B vs. 0728.HK - Sharpe Ratio Comparison

The current BRK-B Sharpe Ratio is -0.02, which is higher than the 0728.HK Sharpe Ratio of -0.46. The chart below compares the historical Sharpe Ratios of BRK-B and 0728.HK, 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

BRK-B vs. 0728.HK - Drawdown Comparison

The maximum BRK-B drawdown since its inception was -53.86%, smaller than the maximum 0728.HK drawdown of -71.89%. Use the drawdown chart below to compare losses from any high point for BRK-B and 0728.HK.

Drawdown Indicators

	BRK-B	0728.HK	Difference
Max Drawdown Largest peak-to-trough decline	-53.86%	-71.89%	+18.03%
Max Drawdown (1Y) Largest decline over 1 year	-9.42%	-22.98%	+13.56%
Max Drawdown (3Y) Largest decline over 3 years	-14.95%	-25.86%	+10.91%
Max Drawdown (5Y) Largest decline over 5 years	-26.58%	-25.86%	-0.72%
Max Drawdown (10Y) Largest decline over 10 years	-29.57%	-51.87%	+22.30%
Current Drawdown Current decline from peak	-9.36%	-22.31%	+12.95%
Average Drawdown Average peak-to-trough decline	-11.07%	-33.38%	+22.31%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.53%	12.58%	-8.05%

Volatility

BRK-B vs. 0728.HK - Volatility Comparison

The current volatility for Berkshire Hathaway Inc. (BRK-B) is 3.95%, while China Telecom (0728.HK) has a volatility of 9.21%. This indicates that BRK-B experiences smaller price fluctuations and is considered to be less risky than 0728.HK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BRK-B	0728.HK	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.95%	9.21%	-5.26%
Volatility (6M) Calculated over the trailing 6-month period	10.78%	16.96%	-6.18%
Volatility (1Y) Calculated over the trailing 1-year period	14.38%	20.80%	-6.42%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.12%	27.07%	-9.95%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.44%	27.48%	-8.04%

Dividends

BRK-B vs. 0728.HK - Dividend Comparison

BRK-B has not paid dividends to shareholders, while 0728.HK's dividend yield for the trailing twelve months is around 6.17%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
0728.HK China Telecom	6.17%	5.56%	5.77%	6.46%	10.97%	4.81%	5.81%	3.89%	2.88%	2.82%	2.65%	2.61%
BRK-B Berkshire Hathaway Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Financials

Frequently Asked Questions

Can I hold both BRK-B and 0728.HK in my portfolio?

BRK-B and 0728.HK have a correlation of -0.04, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.