CSZIX vs. MLOZX

Last updated Jun 4, 2026

CSZIX (Cohen & Steers Real Estate Securities Fund Class Z) and MLOZX (Cohen & Steers MLP & Energy Opportunity Fund, Inc.) are both mutual funds - CSZIX is a REIT fund actively managed by Cohen & Steers, while MLOZX is a Energy Equities fund managed by Cohen & Steers. Over the past 10 years, CSZIX returned 7.26%/yr vs 10.55%/yr for MLOZX. At a 0.39 correlation, their price movements are largely independent. CSZIX charges 0.75%/yr vs 0.90%/yr for MLOZX.

Performance

CSZIX vs. MLOZX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Cohen & Steers Real Estate Securities Fund Class Z (CSZIX) and Cohen & Steers MLP & Energy Opportunity Fund, Inc. (MLOZX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CSZIX achieves a 10.80% return, which is significantly lower than MLOZX's 36.18% return. Over the past 10 years, CSZIX has underperformed MLOZX with an annualized return of 7.26%, while MLOZX has yielded a comparatively higher 10.55% annualized return.

CSZIX

• 1D: 0.31%
• 1M: -1.29%
• YTD: 10.80%
• 6M: 10.08%
• 1Y: 11.95%
• 3Y*: 10.99%
• 5Y*: 3.88%
• 10Y*: 7.26%

MLOZX

• 1D: 1.79%
• 1M: 1.71%
• YTD: 36.18%
• 6M: 33.41%
• 1Y: 58.83%
• 3Y*: 25.68%
• 5Y*: 19.48%
• 10Y*: 10.55%

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

CSZIX vs. MLOZX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CSZIX Cohen & Steers Real Estate Securities Fund Class Z	10.80%	4.41%	6.81%	13.26%	-26.21%	41.81%	-1.64%	31.95%	-4.17%	8.18%
MLOZX Cohen & Steers MLP & Energy Opportunity Fund, Inc.	36.18%	17.35%	12.16%	10.49%	21.10%	39.09%	-26.70%	12.62%	-13.43%	0.33%

Correlation

The correlation between CSZIX and MLOZX is 0.14, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.14
Correlation (3Y) Calculated over the trailing 3-year period	0.32
Correlation (5Y) Calculated over the trailing 5-year period	0.41
Correlation (10Y) Calculated over the trailing 10-year period	0.40
Correlation (All Time) Calculated using the full available price history since Jan 5, 2015	0.39

Over the past year, the correlation between CSZIX and MLOZX has dropped to 0.14 - well below their long-term average of 0.39, suggesting their price drivers have been diverging.

Return for Risk

CSZIX vs. MLOZX — Risk / Return Rank

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

CSZIX

CSZIX Risk / Return Rank: 13
CSZIX Sharpe Ratio Rank: 11
CSZIX Sortino Ratio Rank: 11
CSZIX Omega Ratio Rank: 11
CSZIX Calmar Ratio Rank: 17
CSZIX Martin Ratio Rank: 16

MLOZX

MLOZX Risk / Return Rank: 97
MLOZX Sharpe Ratio Rank: 99
MLOZX Sortino Ratio Rank: 97
MLOZX Omega Ratio Rank: 94
MLOZX Calmar Ratio Rank: 99
MLOZX Martin Ratio Rank: 99

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.

CSZIX vs. MLOZX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Cohen & Steers Real Estate Securities Fund Class Z (CSZIX) and Cohen & Steers MLP & Energy Opportunity Fund, Inc. (MLOZX). 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.

	CSZIX	MLOZX	Difference
Sharpe ratio: Return per unit of total volatility	0.89	4.27	-3.39
Sortino ratio: Return per unit of downside risk	1.25	5.60	-4.35
Omega ratio: Gain probability vs. loss probability	1.16	1.73	-0.56
Calmar ratio: Return relative to maximum drawdown	1.47	13.16	-11.70
Martin ratio: Return relative to average drawdown	4.46	40.52	-36.05
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

CSZIX vs. MLOZX - Sharpe Ratio Comparison

The current CSZIX Sharpe Ratio is 0.89, which is lower than the MLOZX Sharpe Ratio of 4.27. The chart below compares the historical Sharpe Ratios of CSZIX and MLOZX, 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

	CSZIX	MLOZX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.89	4.27	-3.39
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.21	1.07	-0.86
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.35	0.44	-0.09
Sharpe Ratio (All Time) Calculated using the full available price history	0.37	0.29	+0.08

Drawdowns

CSZIX vs. MLOZX - Drawdown Comparison

The maximum CSZIX drawdown since its inception was -42.71%, smaller than the maximum MLOZX drawdown of -72.01%. Use the drawdown chart below to compare losses from any high point for CSZIX and MLOZX.

Drawdown Indicators

	CSZIX	MLOZX	Difference
Max Drawdown Largest peak-to-trough decline	-42.71%	-72.01%	+29.30%
Max Drawdown (1Y) Largest decline over 1 year	-7.96%	-4.71%	-3.25%
Max Drawdown (3Y) Largest decline over 3 years	-17.17%	-20.84%	+3.67%
Max Drawdown (5Y) Largest decline over 5 years	-33.05%	-20.84%	-12.21%
Max Drawdown (10Y) Largest decline over 10 years	-42.71%	-64.94%	+22.23%
Current Drawdown Current decline from peak	-3.09%	-0.08%	-3.01%
Average Drawdown Average peak-to-trough decline	-8.77%	-20.64%	+11.87%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.60%	1.52%	+1.08%

Volatility

CSZIX vs. MLOZX - Volatility Comparison

The current volatility for Cohen & Steers Real Estate Securities Fund Class Z (CSZIX) is 3.78%, while Cohen & Steers MLP & Energy Opportunity Fund, Inc. (MLOZX) has a volatility of 5.09%. This indicates that CSZIX experiences smaller price fluctuations and is considered to be less risky than MLOZX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CSZIX	MLOZX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.78%	5.09%	-1.31%
Volatility (6M) Calculated over the trailing 6-month period	9.87%	11.23%	-1.36%
Volatility (1Y) Calculated over the trailing 1-year period	13.19%	14.51%	-1.32%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.68%	18.36%	+0.32%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.81%	24.10%	-3.29%

CSZIX vs. MLOZX - Expense Ratio Comparison

CSZIX has a 0.75% expense ratio, which is lower than MLOZX's 0.90% expense ratio.

Dividends

CSZIX vs. MLOZX - Dividend Comparison

CSZIX's dividend yield for the trailing twelve months is around 3.51%, more than MLOZX's 1.79% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CSZIX Cohen & Steers Real Estate Securities Fund Class Z	3.51%	3.81%	2.85%	3.00%	7.77%	4.38%	5.47%	7.70%	3.68%	2.60%	5.90%	22.32%
MLOZX Cohen & Steers MLP & Energy Opportunity Fund, Inc.	1.79%	1.71%	10.24%	4.61%	3.66%	3.08%	6.57%	6.21%	4.44%	3.86%	3.72%	6.05%

Frequently Asked Questions

Can I hold both CSZIX and MLOZX in my portfolio?

CSZIX and MLOZX have a correlation of 0.14, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, CSZIX or MLOZX?

MLOZX has higher volatility (5.09%) compared to CSZIX (3.78%). In terms of maximum drawdown, CSZIX dropped -42.71% vs MLOZX's -72.01%.

Which has better risk-adjusted returns?

MLOZX currently has the higher Sharpe Ratio (4.27 vs 0.89), 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.