BDMIX vs. ASILX

Last updated Jun 4, 2026

BDMIX (BlackRock Global Long/Short Equity Fund Class I) and ASILX (AB Select US Long/Short Portfolio) are both Long-Short funds. Over the past 10 years, BDMIX returned 8.39%/yr vs 9.13%/yr for ASILX. At a 0.15 correlation, their price movements are largely independent. BDMIX charges 1.57%/yr vs 1.55%/yr for ASILX.

Performance

BDMIX vs. ASILX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in BlackRock Global Long/Short Equity Fund Class I (BDMIX) and AB Select US Long/Short Portfolio (ASILX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BDMIX achieves a 12.48% return, which is significantly higher than ASILX's 4.97% return. Over the past 10 years, BDMIX has underperformed ASILX with an annualized return of 8.39%, while ASILX has yielded a comparatively higher 9.13% annualized return.

BDMIX

• 1D: 0.43%
• 1M: 5.33%
• YTD: 12.48%
• 6M: 15.59%
• 1Y: 21.79%
• 3Y*: 21.82%
• 5Y*: 12.93%
• 10Y*: 8.39%

ASILX

• 1D: 0.13%
• 1M: 2.84%
• YTD: 4.97%
• 6M: 5.16%
• 1Y: 13.62%
• 3Y*: 13.36%
• 5Y*: 8.00%
• 10Y*: 9.13%

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

BDMIX vs. ASILX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BDMIX BlackRock Global Long/Short Equity Fund Class I	12.48%	18.30%	21.39%	14.55%	1.80%	3.34%	0.29%	-0.85%	2.20%	12.85%
ASILX AB Select US Long/Short Portfolio	4.97%	9.77%	18.46%	11.06%	-9.94%	17.81%	10.23%	17.17%	-1.61%	12.61%

Correlation

The correlation between BDMIX and ASILX is 0.36, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.36
Correlation (3Y) Calculated over the trailing 3-year period	0.23
Correlation (5Y) Calculated over the trailing 5-year period	0.17
Correlation (10Y) Calculated over the trailing 10-year period	0.11
Correlation (All Time) Calculated using the full available price history since Jan 3, 2013	0.15

Over the past year, BDMIX and ASILX have become more correlated (0.36) than their long-term average of 0.15, meaning their price movements have been converging.

Return for Risk

BDMIX vs. ASILX — Risk / Return Rank

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

BDMIX

BDMIX Risk / Return Rank: 92
BDMIX Sharpe Ratio Rank: 93
BDMIX Sortino Ratio Rank: 93
BDMIX Omega Ratio Rank: 87
BDMIX Calmar Ratio Rank: 96
BDMIX Martin Ratio Rank: 88

ASILX

ASILX Risk / Return Rank: 80
ASILX Sharpe Ratio Rank: 81
ASILX Sortino Ratio Rank: 78
ASILX Omega Ratio Rank: 78
ASILX Calmar Ratio Rank: 83
ASILX Martin Ratio Rank: 82

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.

BDMIX vs. ASILX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for BlackRock Global Long/Short Equity Fund Class I (BDMIX) and AB Select US Long/Short Portfolio (ASILX). 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.

	BDMIX	ASILX	Difference
Sharpe ratio: Return per unit of total volatility	3.19	2.63	+0.55
Sortino ratio: Return per unit of downside risk	4.76	3.74	+1.02
Omega ratio: Gain probability vs. loss probability	1.61	1.51	+0.10
Calmar ratio: Return relative to maximum drawdown	6.14	3.87	+2.27
Martin ratio: Return relative to average drawdown	17.41	15.35	+2.06
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BDMIX vs. ASILX - Sharpe Ratio Comparison

The current BDMIX Sharpe Ratio is 3.19, which is comparable to the ASILX Sharpe Ratio of 2.63. The chart below compares the historical Sharpe Ratios of BDMIX and ASILX, 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

	BDMIX	ASILX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.19	2.63	+0.55
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	1.99	1.01	+0.98
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	1.45	0.99	+0.46
Sharpe Ratio (All Time) Calculated using the full available price history	1.24	0.96	+0.27

Drawdowns

BDMIX vs. ASILX - Drawdown Comparison

The maximum BDMIX drawdown since its inception was -11.89%, smaller than the maximum ASILX drawdown of -18.36%. Use the drawdown chart below to compare losses from any high point for BDMIX and ASILX.

Drawdown Indicators

	BDMIX	ASILX	Difference
Max Drawdown Largest peak-to-trough decline	-11.89%	-18.36%	+6.47%
Max Drawdown (1Y) Largest decline over 1 year	-3.54%	-3.61%	+0.07%
Max Drawdown (3Y) Largest decline over 3 years	-4.07%	-7.94%	+3.87%
Max Drawdown (5Y) Largest decline over 5 years	-6.15%	-12.30%	+6.15%
Max Drawdown (10Y) Largest decline over 10 years	-9.44%	-18.36%	+8.92%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-2.68%	-2.46%	-0.22%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.26%	0.91%	+0.35%

Volatility

BDMIX vs. ASILX - Volatility Comparison

BlackRock Global Long/Short Equity Fund Class I (BDMIX) has a higher volatility of 1.94% compared to AB Select US Long/Short Portfolio (ASILX) at 1.27%. This indicates that BDMIX's price experiences larger fluctuations and is considered to be riskier than ASILX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BDMIX	ASILX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.94%	1.27%	+0.67%
Volatility (6M) Calculated over the trailing 6-month period	4.45%	3.49%	+0.96%
Volatility (1Y) Calculated over the trailing 1-year period	6.83%	5.31%	+1.52%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	6.52%	7.96%	-1.44%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	5.81%	9.29%	-3.48%

BDMIX vs. ASILX - Expense Ratio Comparison

BDMIX has a 1.57% expense ratio, which is higher than ASILX's 1.55% expense ratio.

Dividends

BDMIX vs. ASILX - Dividend Comparison

BDMIX's dividend yield for the trailing twelve months is around 7.94%, less than ASILX's 12.53% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ASILX AB Select US Long/Short Portfolio	12.53%	13.15%	7.18%	1.41%	6.51%	11.92%	4.28%	3.54%	8.71%	5.03%	0.00%	3.35%
BDMIX BlackRock Global Long/Short Equity Fund Class I	7.94%	8.94%	13.26%	7.42%	0.00%	1.23%	0.30%	6.78%	0.94%	0.00%	0.00%	1.86%

Frequently Asked Questions

Can I hold both BDMIX and ASILX in my portfolio?

BDMIX and ASILX have a correlation of 0.36, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BDMIX or ASILX?

BDMIX has higher volatility (1.94%) compared to ASILX (1.27%). In terms of maximum drawdown, BDMIX dropped -11.89% vs ASILX's -18.36%.

Which has better risk-adjusted returns?

BDMIX currently has the higher Sharpe Ratio (3.19 vs 2.63), 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.