BKF vs. PRMSX

Last updated Jun 3, 2026

BKF (iShares MSCI BRIC ETF) and PRMSX (T. Rowe Price Emerging Markets Stock Fund) are both funds - BKF is a Asia Pacific Equities fund tracking the MSCI BRIC Index, while PRMSX is a Emerging Markets Diversified fund managed by T. Rowe Price. Over the past 10 years, BKF returned 5.23%/yr vs 8.27%/yr for PRMSX. Their correlation of 0.88 suggests significant overlap in exposure. BKF charges 0.69%/yr vs 1.20%/yr for PRMSX.

Performance

BKF vs. PRMSX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares MSCI BRIC ETF (BKF) and T. Rowe Price Emerging Markets Stock Fund (PRMSX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BKF achieves a -6.31% return, which is significantly lower than PRMSX's 30.76% return. Over the past 10 years, BKF has underperformed PRMSX with an annualized return of 5.23%, while PRMSX has yielded a comparatively higher 8.27% annualized return.

BKF

• 1D: 1.95%
• 1M: -2.97%
• YTD: -6.31%
• 6M: -7.27%
• 1Y: 4.01%
• 3Y*: 8.64%
• 5Y*: -3.53%
• 10Y*: 5.23%

PRMSX

• 1D: 2.56%
• 1M: 12.24%
• YTD: 30.76%
• 6M: 34.53%
• 1Y: 63.06%
• 3Y*: 19.08%
• 5Y*: 2.65%
• 10Y*: 8.27%

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

BKF vs. PRMSX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BKF iShares MSCI BRIC ETF	-6.31%	22.30%	9.24%	1.27%	-21.78%	-11.87%	16.52%	22.93%	-13.80%	41.80%
PRMSX T. Rowe Price Emerging Markets Stock Fund	30.76%	32.46%	-1.72%	2.08%	-23.35%	-10.47%	17.63%	26.51%	-16.20%	42.27%

Correlation

The correlation between BKF and PRMSX is 0.72, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.72
Correlation (3Y) Calculated over the trailing 3-year period	0.78
Correlation (5Y) Calculated over the trailing 5-year period	0.85
Correlation (10Y) Calculated over the trailing 10-year period	0.87
Correlation (All Time) Calculated using the full available price history since Nov 21, 2007	0.88

The correlation between BKF and PRMSX shifts across timeframes, from 0.72 (1 year) to 0.88 (all time), reflecting how their relationship changes across market environments.

Return for Risk

BKF vs. PRMSX — Risk / Return Rank

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

BKF

BKF Risk / Return Rank: 12
BKF Sharpe Ratio Rank: 13
BKF Sortino Ratio Rank: 12
BKF Omega Ratio Rank: 12
BKF Calmar Ratio Rank: 12
BKF Martin Ratio Rank: 12

PRMSX

PRMSX Risk / Return Rank: 91
PRMSX Sharpe Ratio Rank: 96
PRMSX Sortino Ratio Rank: 87
PRMSX Omega Ratio Rank: 89
PRMSX Calmar Ratio Rank: 90
PRMSX Martin Ratio Rank: 91

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.

BKF vs. PRMSX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares MSCI BRIC ETF (BKF) and T. Rowe Price Emerging Markets Stock Fund (PRMSX). 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.

	BKF	PRMSX	Difference
Sharpe ratio Return per unit of total volatility	0.26	3.40	-3.14
Sortino ratio Return per unit of downside risk	0.49	4.18	-3.69
Omega ratio Gain probability vs. loss probability	1.06	1.63	-0.57
Calmar ratio Return relative to maximum drawdown	0.32	4.59	-4.27
Martin ratio Return relative to average drawdown	0.84	18.68	-17.84
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BKF vs. PRMSX - Sharpe Ratio Comparison

The current BKF Sharpe Ratio is 0.26, which is lower than the PRMSX Sharpe Ratio of 3.40. The chart below compares the historical Sharpe Ratios of BKF and PRMSX, 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

	BKF	PRMSX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.26	3.40	-3.14
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.16	0.15	-0.31
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.24	0.45	-0.21
Sharpe Ratio (All Time) Calculated using the full available price history	0.01	0.37	-0.36

Drawdowns

BKF vs. PRMSX - Drawdown Comparison

The maximum BKF drawdown since its inception was -70.29%, roughly equal to the maximum PRMSX drawdown of -71.13%. Use the drawdown chart below to compare losses from any high point for BKF and PRMSX.

Drawdown Indicators

	BKF	PRMSX	Difference
Max Drawdown Largest peak-to-trough decline	-70.29%	-71.13%	+0.84%
Max Drawdown (1Y) Largest decline over 1 year	-13.43%	-13.56%	+0.13%
Max Drawdown (3Y) Largest decline over 3 years	-18.60%	-16.47%	-2.13%
Max Drawdown (5Y) Largest decline over 5 years	-44.94%	-43.13%	-1.81%
Max Drawdown (10Y) Largest decline over 10 years	-49.20%	-46.28%	-2.92%
Current Drawdown Current decline from peak	-24.12%	0.00%	-24.12%
Average Drawdown Average peak-to-trough decline	-28.11%	-21.12%	-6.99%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.05%	3.33%	+1.72%

Volatility

BKF vs. PRMSX - Volatility Comparison

The current volatility for iShares MSCI BRIC ETF (BKF) is 5.25%, while T. Rowe Price Emerging Markets Stock Fund (PRMSX) has a volatility of 8.18%. This indicates that BKF experiences smaller price fluctuations and is considered to be less risky than PRMSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BKF	PRMSX	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.25%	8.18%	-2.93%
Volatility (6M) Calculated over the trailing 6-month period	12.28%	16.30%	-4.02%
Volatility (1Y) Calculated over the trailing 1-year period	15.43%	18.98%	-3.55%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.52%	17.89%	+3.63%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.77%	18.57%	+3.20%

BKF vs. PRMSX - Expense Ratio Comparison

BKF has a 0.69% expense ratio, which is lower than PRMSX's 1.20% expense ratio.

Dividends

BKF vs. PRMSX - Dividend Comparison

BKF's dividend yield for the trailing twelve months is around 1.91%, more than PRMSX's 0.43% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BKF iShares MSCI BRIC ETF	1.91%	1.79%	2.37%	1.68%	2.04%	2.93%	1.02%	1.66%	2.33%	1.51%	1.82%	3.15%
PRMSX T. Rowe Price Emerging Markets Stock Fund	0.43%	0.57%	0.35%	1.09%	1.17%	8.26%	0.49%	1.24%	0.61%	0.18%	0.69%	0.56%

Frequently Asked Questions

Can I hold both BKF and PRMSX in my portfolio?

BKF and PRMSX have a correlation of 0.72, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BKF or PRMSX?

PRMSX has higher volatility (8.18%) compared to BKF (5.25%). In terms of maximum drawdown, BKF dropped -70.29% vs PRMSX's -71.13%.

Which has better risk-adjusted returns?

PRMSX currently has the higher Sharpe Ratio (3.40 vs 0.26), 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.