PMZIX vs. CUSUX

Last updated Jun 4, 2026

PMZIX (PIMCO Mortgage Opportunities and Bond Fund) and CUSUX (Six Circles U.S. Unconstrained Equity Fund) are both mutual funds - PMZIX is a Nontraditional Bonds fund managed by PIMCO, while CUSUX is a Large Cap Blend Equities fund managed by Six Circles. Over the past 5 years, PMZIX returned 2.98%/yr vs 13.42%/yr for CUSUX. At a 0.12 correlation, their price movements are largely independent. PMZIX charges 0.60%/yr vs 0.05%/yr for CUSUX.

Performance

PMZIX vs. CUSUX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in PIMCO Mortgage Opportunities and Bond Fund (PMZIX) and Six Circles U.S. Unconstrained Equity Fund (CUSUX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PMZIX achieves a 1.04% return, which is significantly lower than CUSUX's 9.20% return.

PMZIX

• 1D: 0.00%
• 1M: 0.35%
• YTD: 1.04%
• 6M: 1.42%
• 1Y: 6.34%
• 3Y*: 6.56%
• 5Y*: 2.98%
• 10Y*: 3.60%

CUSUX

• 1D: 0.29%
• 1M: 6.45%
• YTD: 9.20%
• 6M: 9.19%
• 1Y: 27.90%
• 3Y*: 22.36%
• 5Y*: 13.42%
• 10Y*: —

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

PMZIX vs. CUSUX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
PMZIX PIMCO Mortgage Opportunities and Bond Fund	1.04%	8.50%	5.74%	7.03%	-8.00%	2.42%	5.44%	5.04%	0.93%
CUSUX Six Circles U.S. Unconstrained Equity Fund	9.20%	19.35%	24.86%	30.38%	-21.28%	30.27%	22.69%	24.95%	-11.01%

Correlation

The correlation between PMZIX and CUSUX is 0.23, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.23
Correlation (3Y) Calculated over the trailing 3-year period	0.19
Correlation (5Y) Calculated over the trailing 5-year period	0.15
Correlation (All Time) Calculated using the full available price history since Jul 27, 2018	0.12

The correlation between PMZIX and CUSUX shifts across timeframes, from 0.12 (all time) to 0.23 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

PMZIX vs. CUSUX — Risk / Return Rank

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

PMZIX

PMZIX Risk / Return Rank: 47
PMZIX Sharpe Ratio Rank: 41
PMZIX Sortino Ratio Rank: 51
PMZIX Omega Ratio Rank: 49
PMZIX Calmar Ratio Rank: 46
PMZIX Martin Ratio Rank: 45

CUSUX

CUSUX Risk / Return Rank: 58
CUSUX Sharpe Ratio Rank: 68
CUSUX Sortino Ratio Rank: 61
CUSUX Omega Ratio Rank: 61
CUSUX Calmar Ratio Rank: 47
CUSUX Martin Ratio Rank: 51

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.

PMZIX vs. CUSUX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for PIMCO Mortgage Opportunities and Bond Fund (PMZIX) and Six Circles U.S. Unconstrained Equity Fund (CUSUX). 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.

	PMZIX	CUSUX	Difference
Sharpe ratio: Return per unit of total volatility	1.87	2.40	-0.54
Sortino ratio: Return per unit of downside risk	3.01	3.28	-0.27
Omega ratio: Gain probability vs. loss probability	1.39	1.44	-0.05
Calmar ratio: Return relative to maximum drawdown	2.59	2.62	-0.02
Martin ratio: Return relative to average drawdown	9.48	10.51	-1.04
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PMZIX vs. CUSUX - Sharpe Ratio Comparison

The current PMZIX Sharpe Ratio is 1.87, which is comparable to the CUSUX Sharpe Ratio of 2.40. The chart below compares the historical Sharpe Ratios of PMZIX and CUSUX, 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

	PMZIX	CUSUX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.87	2.40	-0.54
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.78	0.65	+0.13
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	1.12	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.24	0.70	+0.54

Drawdowns

PMZIX vs. CUSUX - Drawdown Comparison

The maximum PMZIX drawdown since its inception was -10.44%, smaller than the maximum CUSUX drawdown of -35.55%. Use the drawdown chart below to compare losses from any high point for PMZIX and CUSUX.

Drawdown Indicators

	PMZIX	CUSUX	Difference
Max Drawdown Largest peak-to-trough decline	-10.44%	-35.55%	+25.11%
Max Drawdown (1Y) Largest decline over 1 year	-2.42%	-11.01%	+8.59%
Max Drawdown (3Y) Largest decline over 3 years	-3.53%	-19.64%	+16.11%
Max Drawdown (5Y) Largest decline over 5 years	-10.44%	-35.55%	+25.11%
Max Drawdown (10Y) Largest decline over 10 years	-10.44%	—	—
Current Drawdown Current decline from peak	-0.56%	0.00%	-0.56%
Average Drawdown Average peak-to-trough decline	-1.18%	-8.64%	+7.46%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.66%	2.73%	-2.07%

Volatility

PMZIX vs. CUSUX - Volatility Comparison

The current volatility for PIMCO Mortgage Opportunities and Bond Fund (PMZIX) is 1.23%, while Six Circles U.S. Unconstrained Equity Fund (CUSUX) has a volatility of 2.62%. This indicates that PMZIX experiences smaller price fluctuations and is considered to be less risky than CUSUX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PMZIX	CUSUX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.23%	2.62%	-1.39%
Volatility (6M) Calculated over the trailing 6-month period	2.43%	9.10%	-6.67%
Volatility (1Y) Calculated over the trailing 1-year period	3.36%	11.99%	-8.63%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.85%	20.75%	-16.90%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.23%	21.53%	-18.30%

PMZIX vs. CUSUX - Expense Ratio Comparison

PMZIX has a 0.60% expense ratio, which is higher than CUSUX's 0.05% expense ratio.

Dividends

PMZIX vs. CUSUX - Dividend Comparison

PMZIX's dividend yield for the trailing twelve months is around 5.52%, less than CUSUX's 8.41% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CUSUX Six Circles U.S. Unconstrained Equity Fund	8.41%	9.18%	6.64%	1.19%	2.68%	16.48%	1.55%	1.67%	0.00%	0.00%	0.00%	0.00%
PMZIX PIMCO Mortgage Opportunities and Bond Fund	5.52%	5.84%	7.59%	6.74%	5.87%	3.99%	3.96%	4.38%	4.34%	3.62%	5.24%	4.08%

Frequently Asked Questions

Can I hold both PMZIX and CUSUX in my portfolio?

PMZIX and CUSUX have a correlation of 0.23, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PMZIX or CUSUX?

CUSUX has higher volatility (2.62%) compared to PMZIX (1.23%). In terms of maximum drawdown, PMZIX dropped -10.44% vs CUSUX's -35.55%.

Which has better risk-adjusted returns?

CUSUX currently has the higher Sharpe Ratio (2.40 vs 1.87), 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.