BIMBX vs. GRSPX

Last updated Jun 4, 2026

BIMBX (BlackRock Systematic Multi-Strategy Class I) and GRSPX (Greenspring Fund) are both Diversified Portfolio funds. Over the past 10 years, BIMBX returned 4.47%/yr vs 10.33%/yr for GRSPX. At a 0.22 correlation, their price movements are largely independent. BIMBX charges 0.98%/yr vs 1.09%/yr for GRSPX.

Performance

BIMBX vs. GRSPX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in BlackRock Systematic Multi-Strategy Class I (BIMBX) and Greenspring Fund (GRSPX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BIMBX achieves a -0.77% return, which is significantly lower than GRSPX's 21.59% return. Over the past 10 years, BIMBX has underperformed GRSPX with an annualized return of 4.47%, while GRSPX has yielded a comparatively higher 10.33% annualized return.

BIMBX

• 1D: -0.19%
• 1M: -0.48%
• YTD: -0.77%
• 6M: 0.61%
• 1Y: 1.28%
• 3Y*: 5.96%
• 5Y*: 3.32%
• 10Y*: 4.47%

GRSPX

• 1D: 1.23%
• 1M: 3.34%
• YTD: 21.59%
• 6M: 20.73%
• 1Y: 26.86%
• 3Y*: 18.01%
• 5Y*: 10.61%
• 10Y*: 10.33%

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

BIMBX vs. GRSPX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BIMBX BlackRock Systematic Multi-Strategy Class I	-0.77%	5.00%	6.83%	6.43%	-2.95%	6.18%	3.57%	8.43%	1.83%	9.89%
GRSPX Greenspring Fund	21.59%	6.12%	16.03%	11.95%	-8.62%	26.89%	3.81%	20.84%	-10.21%	7.84%

Correlation

The correlation between BIMBX and GRSPX is 0.15, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.15
Correlation (3Y) Calculated over the trailing 3-year period	0.28
Correlation (5Y) Calculated over the trailing 5-year period	0.33
Correlation (10Y) Calculated over the trailing 10-year period	0.23
Correlation (All Time) Calculated using the full available price history since Jan 5, 2016	0.22

The correlation between BIMBX and GRSPX shifts across timeframes, from 0.15 (1 year) to 0.33 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

BIMBX vs. GRSPX — Risk / Return Rank

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

BIMBX

BIMBX Risk / Return Rank: 4
BIMBX Sharpe Ratio Rank: 4
BIMBX Sortino Ratio Rank: 4
BIMBX Omega Ratio Rank: 4
BIMBX Calmar Ratio Rank: 4
BIMBX Martin Ratio Rank: 4

GRSPX

GRSPX Risk / Return Rank: 58
GRSPX Sharpe Ratio Rank: 48
GRSPX Sortino Ratio Rank: 47
GRSPX Omega Ratio Rank: 44
GRSPX Calmar Ratio Rank: 85
GRSPX Martin Ratio Rank: 66

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.

BIMBX vs. GRSPX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for BlackRock Systematic Multi-Strategy Class I (BIMBX) and Greenspring Fund (GRSPX). 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.

	BIMBX	GRSPX	Difference
Sharpe ratio: Return per unit of total volatility	0.26	2.04	-1.78
Sortino ratio: Return per unit of downside risk	0.41	2.87	-2.47
Omega ratio: Gain probability vs. loss probability	1.05	1.36	-0.31
Calmar ratio: Return relative to maximum drawdown	0.22	3.99	-3.77
Martin ratio: Return relative to average drawdown	0.59	12.80	-12.21
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BIMBX vs. GRSPX - Sharpe Ratio Comparison

The current BIMBX Sharpe Ratio is 0.26, which is lower than the GRSPX Sharpe Ratio of 2.04. The chart below compares the historical Sharpe Ratios of BIMBX and GRSPX, 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

	BIMBX	GRSPX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.26	2.04	-1.78
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.92	0.70	+0.22
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	1.25	0.68	+0.57
Sharpe Ratio (All Time) Calculated using the full available price history	1.35	0.70	+0.65

Drawdowns

BIMBX vs. GRSPX - Drawdown Comparison

The maximum BIMBX drawdown since its inception was -8.73%, smaller than the maximum GRSPX drawdown of -35.67%. Use the drawdown chart below to compare losses from any high point for BIMBX and GRSPX.

Drawdown Indicators

	BIMBX	GRSPX	Difference
Max Drawdown Largest peak-to-trough decline	-8.73%	-35.67%	+26.94%
Max Drawdown (1Y) Largest decline over 1 year	-5.09%	-7.97%	+2.88%
Max Drawdown (3Y) Largest decline over 3 years	-5.09%	-19.33%	+14.24%
Max Drawdown (5Y) Largest decline over 5 years	-6.50%	-19.33%	+12.83%
Max Drawdown (10Y) Largest decline over 10 years	-8.73%	-35.07%	+26.34%
Current Drawdown Current decline from peak	-4.81%	0.00%	-4.81%
Average Drawdown Average peak-to-trough decline	-1.18%	-4.81%	+3.63%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.86%	2.39%	-0.53%

Volatility

BIMBX vs. GRSPX - Volatility Comparison

The current volatility for BlackRock Systematic Multi-Strategy Class I (BIMBX) is 1.18%, while Greenspring Fund (GRSPX) has a volatility of 5.49%. This indicates that BIMBX experiences smaller price fluctuations and is considered to be less risky than GRSPX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BIMBX	GRSPX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.18%	5.49%	-4.31%
Volatility (6M) Calculated over the trailing 6-month period	3.31%	11.74%	-8.43%
Volatility (1Y) Calculated over the trailing 1-year period	4.14%	15.60%	-11.46%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.63%	15.57%	-11.94%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.58%	15.36%	-11.78%

BIMBX vs. GRSPX - Expense Ratio Comparison

BIMBX has a 0.98% expense ratio, which is lower than GRSPX's 1.09% expense ratio.

Dividends

BIMBX vs. GRSPX - Dividend Comparison

BIMBX's dividend yield for the trailing twelve months is around 2.29%, less than GRSPX's 7.73% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BIMBX BlackRock Systematic Multi-Strategy Class I	2.29%	2.27%	4.07%	4.48%	4.99%	2.62%	1.31%	3.90%	8.93%	4.08%	5.00%	0.00%
GRSPX Greenspring Fund	7.73%	9.40%	7.14%	6.84%	8.04%	7.69%	2.39%	7.89%	11.05%	9.63%	6.81%	5.34%

Frequently Asked Questions

Can I hold both BIMBX and GRSPX in my portfolio?

BIMBX and GRSPX have a correlation of 0.15, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BIMBX or GRSPX?

GRSPX has higher volatility (5.49%) compared to BIMBX (1.18%). In terms of maximum drawdown, BIMBX dropped -8.73% vs GRSPX's -35.67%.

Which has better risk-adjusted returns?

GRSPX currently has the higher Sharpe Ratio (2.04 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.