BKH vs. VWOB

Last updated Jun 4, 2026

BKH (Black Hills Corporation) is a stock, while VWOB (Vanguard Emerging Markets Government Bond ETF) is Emerging Markets Bonds fund tracking the Barclays USD Emerging Markets Government RIC Capped Index. Over the past 10 years, BKH returned 5.14%/yr vs 3.53%/yr for VWOB. At a 0.25 correlation, their price movements are largely independent.

Performance

BKH vs. VWOB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Black Hills Corporation (BKH) and Vanguard Emerging Markets Government Bond ETF (VWOB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BKH achieves a 4.93% return, which is significantly higher than VWOB's 1.54% return. Over the past 10 years, BKH has outperformed VWOB with an annualized return of 5.14%, while VWOB has yielded a comparatively lower 3.53% annualized return.

BKH

• 1D: -0.80%
• 1M: -3.70%
• YTD: 4.93%
• 6M: 2.38%
• 1Y: 27.04%
• 3Y*: 9.39%
• 5Y*: 5.02%
• 10Y*: 5.14%

VWOB

• 1D: -0.31%
• 1M: 1.13%
• YTD: 1.54%
• 6M: 1.55%
• 1Y: 10.87%
• 3Y*: 9.39%
• 5Y*: 2.08%
• 10Y*: 3.53%

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

BKH vs. VWOB - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BKH Black Hills Corporation	4.93%	23.93%	13.57%	-19.95%	3.08%	18.86%	-19.05%	28.60%	7.98%	0.81%
VWOB Vanguard Emerging Markets Government Bond ETF	1.54%	13.49%	5.20%	10.68%	-17.39%	-1.80%	5.65%	14.46%	-2.92%	8.41%

Correlation

The correlation between BKH and VWOB is 0.21, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.21
Correlation (3Y) Calculated over the trailing 3-year period	0.29
Correlation (5Y) Calculated over the trailing 5-year period	0.26
Correlation (10Y) Calculated over the trailing 10-year period	0.26
Correlation (All Time) Calculated using the full available price history since Jun 5, 2013	0.25

Return for Risk

BKH vs. VWOB — Risk / Return Rank

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

BKH

BKH Risk / Return Rank: 77
BKH Sharpe Ratio Rank: 78
BKH Sortino Ratio Rank: 73
BKH Omega Ratio Rank: 72
BKH Calmar Ratio Rank: 79
BKH Martin Ratio Rank: 83

VWOB

VWOB Risk / Return Rank: 60
VWOB Sharpe Ratio Rank: 62
VWOB Sortino Ratio Rank: 65
VWOB Omega Ratio Rank: 67
VWOB Calmar Ratio Rank: 49
VWOB Martin Ratio Rank: 58

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.

BKH vs. VWOB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Black Hills Corporation (BKH) and Vanguard Emerging Markets Government Bond ETF (VWOB). 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.

	BKH	VWOB	Difference
Sharpe ratio: Return per unit of total volatility	1.34	2.12	-0.78
Sortino ratio: Return per unit of downside risk	1.96	3.09	-1.13
Omega ratio: Gain probability vs. loss probability	1.24	1.41	-0.17
Calmar ratio: Return relative to maximum drawdown	2.60	2.44	+0.16
Martin ratio: Return relative to average drawdown	7.92	10.30	-2.39
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BKH vs. VWOB - Sharpe Ratio Comparison

The current BKH Sharpe Ratio is 1.34, which is lower than the VWOB Sharpe Ratio of 2.12. The chart below compares the historical Sharpe Ratios of BKH and VWOB, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	BKH	VWOB	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.34	2.12	-0.78
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.23	0.23	0.00
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.20	0.38	-0.18
Sharpe Ratio (All Time) Calculated using the full available price history	0.44	0.42	+0.02

Drawdowns

BKH vs. VWOB - Drawdown Comparison

The maximum BKH drawdown since its inception was -65.72%, which is greater than VWOB's maximum drawdown of -26.98%. Use the drawdown chart below to compare losses from any high point for BKH and VWOB.

Drawdown Indicators

	BKH	VWOB	Difference
Max Drawdown Largest peak-to-trough decline	-65.72%	-26.98%	-38.74%
Max Drawdown (1Y) Largest decline over 1 year	-10.45%	-4.48%	-5.97%
Max Drawdown (3Y) Largest decline over 3 years	-24.45%	-7.71%	-16.74%
Max Drawdown (5Y) Largest decline over 5 years	-36.98%	-26.98%	-10.00%
Max Drawdown (10Y) Largest decline over 10 years	-40.45%	-26.98%	-13.47%
Current Drawdown Current decline from peak	-6.09%	-0.36%	-5.73%
Average Drawdown Average peak-to-trough decline	-16.20%	-4.78%	-11.42%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.56%	1.06%	+2.50%

Volatility

BKH vs. VWOB - Volatility Comparison

Black Hills Corporation (BKH) has a higher volatility of 6.40% compared to Vanguard Emerging Markets Government Bond ETF (VWOB) at 1.72%. This indicates that BKH's price experiences larger fluctuations and is considered to be riskier than VWOB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BKH	VWOB	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.40%	1.72%	+4.68%
Volatility (6M) Calculated over the trailing 6-month period	15.72%	4.17%	+11.55%
Volatility (1Y) Calculated over the trailing 1-year period	20.28%	5.15%	+15.13%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.10%	9.18%	+12.92%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	25.38%	9.34%	+16.04%

Dividends

BKH vs. VWOB - Dividend Comparison

BKH's dividend yield for the trailing twelve months is around 3.86%, less than VWOB's 5.85% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BKH Black Hills Corporation	3.86%	3.90%	4.44%	4.63%	3.43%	3.25%	3.53%	2.61%	3.07%	3.01%	2.74%	3.49%
VWOB Vanguard Emerging Markets Government Bond ETF	5.85%	5.92%	6.08%	5.50%	5.30%	4.04%	4.18%	4.58%	4.52%	4.61%	4.71%	4.93%

Frequently Asked Questions

Can I hold both BKH and VWOB in my portfolio?

BKH and VWOB have a correlation of 0.21, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BKH or VWOB?

BKH has higher volatility (6.40%) compared to VWOB (1.72%). In terms of maximum drawdown, BKH dropped -65.72% vs VWOB's -26.98%.

Which has better risk-adjusted returns?

VWOB currently has the higher Sharpe Ratio (2.12 vs 1.34), 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.