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PKW vs. BRK-B
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between PKW and BRK-B is 0.66, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.


-0.50.00.51.0
Correlation: 0.7

Performance

PKW vs. BRK-B - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco BuyBack Achievers™ ETF (PKW) and Berkshire Hathaway Inc. (BRK-B). The values are adjusted to include any dividend payments, if applicable.

400.00%450.00%500.00%550.00%600.00%NovemberDecember2025FebruaryMarchApril
387.55%
558.94%
PKW
BRK-B

Key characteristics

Sharpe Ratio

PKW:

-0.30

BRK-B:

1.03

Sortino Ratio

PKW:

-0.29

BRK-B:

1.47

Omega Ratio

PKW:

0.96

BRK-B:

1.21

Calmar Ratio

PKW:

-0.25

BRK-B:

2.05

Martin Ratio

PKW:

-1.02

BRK-B:

5.12

Ulcer Index

PKW:

4.81%

BRK-B:

3.53%

Daily Std Dev

PKW:

16.20%

BRK-B:

17.59%

Max Drawdown

PKW:

-54.58%

BRK-B:

-53.86%

Current Drawdown

PKW:

-19.76%

BRK-B:

-8.80%

Returns By Period

In the year-to-date period, PKW achieves a -12.90% return, which is significantly lower than BRK-B's 8.18% return. Over the past 10 years, PKW has underperformed BRK-B with an annualized return of 8.53%, while BRK-B has yielded a comparatively higher 13.11% annualized return.


PKW

YTD

-12.90%

1M

-12.31%

6M

-12.18%

1Y

-5.72%

5Y*

15.52%

10Y*

8.53%

BRK-B

YTD

8.18%

1M

-1.06%

6M

8.13%

1Y

17.14%

5Y*

20.84%

10Y*

13.11%

*Annualized

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Risk-Adjusted Performance

PKW vs. BRK-B — Risk-Adjusted Performance Rank

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

PKW
The Risk-Adjusted Performance Rank of PKW is 2525
Overall Rank
The Sharpe Ratio Rank of PKW is 2525
Sharpe Ratio Rank
The Sortino Ratio Rank of PKW is 2525
Sortino Ratio Rank
The Omega Ratio Rank of PKW is 2424
Omega Ratio Rank
The Calmar Ratio Rank of PKW is 2626
Calmar Ratio Rank
The Martin Ratio Rank of PKW is 2525
Martin Ratio Rank

BRK-B
The Risk-Adjusted Performance Rank of BRK-B is 8787
Overall Rank
The Sharpe Ratio Rank of BRK-B is 8888
Sharpe Ratio Rank
The Sortino Ratio Rank of BRK-B is 8282
Sortino Ratio Rank
The Omega Ratio Rank of BRK-B is 8282
Omega Ratio Rank
The Calmar Ratio Rank of BRK-B is 9595
Calmar Ratio Rank
The Martin Ratio Rank of BRK-B is 9090
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

PKW vs. BRK-B - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco BuyBack Achievers™ ETF (PKW) and Berkshire Hathaway Inc. (BRK-B). 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.


Sharpe ratio
The chart of Sharpe ratio for PKW, currently valued at -0.30, compared to the broader market-1.000.001.002.003.004.00
PKW: -0.30
BRK-B: 1.03
The chart of Sortino ratio for PKW, currently valued at -0.29, compared to the broader market-2.000.002.004.006.008.0010.00
PKW: -0.29
BRK-B: 1.47
The chart of Omega ratio for PKW, currently valued at 0.96, compared to the broader market0.501.001.502.002.50
PKW: 0.96
BRK-B: 1.21
The chart of Calmar ratio for PKW, currently valued at -0.25, compared to the broader market0.002.004.006.008.0010.0012.0014.00
PKW: -0.25
BRK-B: 2.05
The chart of Martin ratio for PKW, currently valued at -1.02, compared to the broader market0.0020.0040.0060.0080.00
PKW: -1.02
BRK-B: 5.12

The current PKW Sharpe Ratio is -0.30, which is lower than the BRK-B Sharpe Ratio of 1.03. The chart below compares the historical Sharpe Ratios of PKW and BRK-B, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


Rolling 12-month Sharpe Ratio0.001.002.003.00NovemberDecember2025FebruaryMarchApril
-0.30
1.03
PKW
BRK-B

Dividends

PKW vs. BRK-B - Dividend Comparison

PKW's dividend yield for the trailing twelve months is around 0.98%, while BRK-B has not paid dividends to shareholders.


TTM20242023202220212020201920182017201620152014
PKW
Invesco BuyBack Achievers™ ETF
0.98%0.86%1.17%1.22%0.72%1.48%1.30%1.30%0.65%1.59%1.14%1.03%
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%

Drawdowns

PKW vs. BRK-B - Drawdown Comparison

The maximum PKW drawdown since its inception was -54.58%, roughly equal to the maximum BRK-B drawdown of -53.86%. Use the drawdown chart below to compare losses from any high point for PKW and BRK-B. For additional features, visit the drawdowns tool.


-20.00%-15.00%-10.00%-5.00%0.00%NovemberDecember2025FebruaryMarchApril
-19.76%
-8.80%
PKW
BRK-B

Volatility

PKW vs. BRK-B - Volatility Comparison

Invesco BuyBack Achievers™ ETF (PKW) has a higher volatility of 10.38% compared to Berkshire Hathaway Inc. (BRK-B) at 8.68%. This indicates that PKW's price experiences larger fluctuations and is considered to be riskier than BRK-B based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


2.00%4.00%6.00%8.00%10.00%NovemberDecember2025FebruaryMarchApril
10.38%
8.68%
PKW
BRK-B
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Disclaimer

The information contained herein does not constitute investment advice and made available for educational purposes only. Prices and returns on equities are listed without consideration of fees, commissions, taxes, penalties, or interest payable due to purchasing, holding, or selling.

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