RLSIX vs. BPLEX

Last updated Aug 1, 2026

RLSIX (RiverPark Long/Short Opportunity Fund) and BPLEX (Boston Partners Long/Short Equity Fund) are both Long-Short funds. Over the past 10 years, RLSIX returned 6.42%/yr vs 14.50%/yr for BPLEX. Their 0.26 correlation means their historical movements had little consistent relationship. RLSIX charges 1.75%/yr vs 2.21%/yr for BPLEX.

Performance

RLSIX vs. BPLEX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in RiverPark Long/Short Opportunity Fund (RLSIX) and Boston Partners Long/Short Equity Fund (BPLEX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RLSIX achieves a -3.17% return, which is significantly lower than BPLEX's 21.25% return. Over the past 10 years, RLSIX has underperformed BPLEX with an annualized return of 6.42%, while BPLEX has yielded a comparatively higher 14.50% annualized return.

RLSIX

• 1D: 1.35%
• 1M: -1.19%
• 6M: -1.12%
• YTD: -3.17%
• 1Y: 1.49%
• 3Y*: 9.67%
• 5Y*: -5.72%
• 10Y*: 6.42%
• ALL TIME*: 6.30%

BPLEX

• 1D: 0.08%
• 1M: 3.99%
• 6M: 19.55%
• YTD: 21.25%
• 1Y: 38.01%
• 3Y*: 37.96%
• 5Y*: 27.08%
• 10Y*: 14.50%
• ALL TIME*: 11.81%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
BPLEX Boston Partners Long/Short Equity Fund	$0.00	$0.00	$0.00
RLSIX RiverPark Long/Short Opportunity Fund	$0.00	$0.00	$0.00

RLSIX vs. BPLEX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RLSIX RiverPark Long/Short Opportunity Fund	-3.17%	8.57%	16.06%	43.85%	-53.89%	2.10%	54.74%	20.00%	-2.20%	22.10%
BPLEX Boston Partners Long/Short Equity Fund	21.25%	27.87%	56.97%	14.93%	6.95%	31.73%	-5.82%	8.97%	-15.70%	2.54%

Correlation

The correlation between RLSIX and BPLEX is 0.52, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.52
Correlation (3Y) Balances recent behavior with more history.	0.51
Correlation (5Y) Shows whether the relationship held over a longer period.	0.42
Correlation (10Y) Provides a long-term view across more market conditions.	0.32
Correlation (All Time) Calculated using the full available price history since Jan 29, 2010	0.26

Over the past year, RLSIX and BPLEX have become more correlated (0.52) than their long-term average of 0.26, meaning their price movements have been converging.

Return for Risk

RLSIX vs. BPLEX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

RLSIX

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

BPLEX

BPLEX Risk / Return Rank: 98
BPLEX Sharpe Ratio Rank: 99
BPLEX Sortino Ratio Rank: 98
BPLEX Omega Ratio Rank: 96
BPLEX Calmar Ratio Rank: 98
BPLEX Martin Ratio Rank: 98

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

RLSIX vs. BPLEX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for RiverPark Long/Short Opportunity Fund (RLSIX) and Boston Partners Long/Short Equity Fund (BPLEX). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	RLSIX	BPLEX	Difference
Sharpe ratio: Return per unit of total volatility	-0.02	3.42	-3.45
Sortino ratio: Return per unit of downside risk	0.06	5.21	-5.15
Omega ratio: Gain probability vs. loss probability	1.01	1.62	-0.62
Calmar ratio: Return relative to maximum drawdown	-0.02	6.96	-6.98
Martin ratio: Return relative to average drawdown	-0.05	25.32	-25.37

RLSIX vs. BPLEX - Sharpe Ratio Comparison

The current RLSIX Sharpe Ratio is -0.02, which is lower than the BPLEX Sharpe Ratio of 3.42. The chart below compares the historical Sharpe Ratios of RLSIX and BPLEX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

RLSIX vs. BPLEX - Drawdown Comparison

The maximum RLSIX drawdown since its inception was -60.82%, which is greater than BPLEX's maximum drawdown of -43.47%. Use the drawdown chart below to compare losses from any high point for RLSIX and BPLEX.

Drawdown Indicators

	RLSIX	BPLEX	Difference
Max Drawdown Largest peak-to-trough decline	-60.82%	-43.47%	-17.35%
Max Drawdown (1Y) Largest decline over 1 year	-14.56%	-5.23%	-9.33%
Max Drawdown (3Y) Largest decline over 3 years	-17.62%	-28.78%	+11.16%
Max Drawdown (5Y) Largest decline over 5 years	-60.82%	-28.78%	-32.04%
Max Drawdown (10Y) Largest decline over 10 years	-60.82%	-37.65%	-23.17%
Current Drawdown Current decline from peak	-28.20%	-0.31%	-27.89%
Average Drawdown Average peak-to-trough decline	-15.22%	-6.58%	-8.64%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.42%	1.44%	+3.98%

Volatility

RLSIX vs. BPLEX - Volatility Comparison

RiverPark Long/Short Opportunity Fund (RLSIX) has a higher volatility of 3.43% compared to Boston Partners Long/Short Equity Fund (BPLEX) at 2.78%. This indicates that RLSIX's price experiences larger fluctuations and is considered to be riskier than BPLEX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RLSIX	BPLEX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.43%	2.78%	+0.65%
Volatility (6M) Calculated over the trailing 6-month period	10.31%	8.40%	+1.91%
Volatility (1Y) Calculated over the trailing 1-year period	12.58%	10.65%	+1.93%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	24.95%	37.85%	-12.90%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.56%	29.24%	-7.68%

RLSIX vs. BPLEX - Expense Ratio Comparison

RLSIX has a 1.75% expense ratio, which is lower than BPLEX's 2.21% expense ratio.

Dividends

RLSIX vs. BPLEX - Dividend Comparison

RLSIX has not paid dividends to shareholders, while BPLEX's dividend yield for the trailing twelve months is around 9.03%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BPLEX Boston Partners Long/Short Equity Fund	9.03%	10.94%	58.72%	28.35%	15.19%	5.11%	44.84%	11.33%	9.69%	0.83%	0.00%	9.91%
RLSIX RiverPark Long/Short Opportunity Fund	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	11.94%	11.66%	1.26%	0.00%	0.00%

Frequently Asked Questions

Can I hold both RLSIX and BPLEX in my portfolio?

RLSIX and BPLEX have a correlation of 0.52, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, RLSIX or BPLEX?

RLSIX has higher volatility (3.43%) compared to BPLEX (2.78%). In terms of maximum drawdown, RLSIX dropped -60.82% vs BPLEX's -43.47%.

Which has better risk-adjusted returns?

BPLEX currently has the higher Sharpe Ratio (3.42 vs -0.02), 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.