PRERX vs. POSIX

Last updated Jun 23, 2026

PRERX (Principal Real Estate Securities Fund) and POSIX (Principal Global Real Estate Securities Fund) are both REIT funds from Principal. Over the past 10 years, PRERX returned 5.83%/yr vs 4.10%/yr for POSIX. Their correlation of 0.90 suggests significant overlap in exposure. PRERX charges 1.37%/yr vs 0.94%/yr for POSIX.

Performance

PRERX vs. POSIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Principal Real Estate Securities Fund (PRERX) and Principal Global Real Estate Securities Fund (POSIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PRERX achieves a 11.30% return, which is significantly higher than POSIX's 7.43% return. Over the past 10 years, PRERX has outperformed POSIX with an annualized return of 5.83%, while POSIX has yielded a comparatively lower 4.10% annualized return.

PRERX

• 1D: -0.03%
• 1M: -1.93%
• YTD: 11.30%
• 6M: 11.59%
• 1Y: 9.05%
• 3Y*: 8.17%
• 5Y*: 2.87%
• 10Y*: 5.83%

POSIX

• 1D: 0.10%
• 1M: -1.63%
• YTD: 7.43%
• 6M: 7.87%
• 1Y: 9.33%
• 3Y*: 7.74%
• 5Y*: 0.53%
• 10Y*: 4.10%

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

PRERX vs. POSIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PRERX Principal Real Estate Securities Fund	11.30%	0.69%	4.93%	12.74%	-25.59%	38.94%	-3.75%	30.47%	-4.77%	8.49%
POSIX Principal Global Real Estate Securities Fund	7.43%	7.57%	0.67%	10.87%	-26.74%	23.45%	-3.91%	24.53%	-3.35%	14.73%

Correlation

The correlation between PRERX and POSIX is 0.91, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.91
Correlation (3Y) Calculated over the trailing 3-year period	0.94
Correlation (5Y) Calculated over the trailing 5-year period	0.94
Correlation (10Y) Calculated over the trailing 10-year period	0.93
Correlation (All Time) Calculated using the full available price history since Oct 2, 2007	0.90

The correlation between PRERX and POSIX has been stable across timeframes, ranging from 0.90 to 0.94 - a consistent structural relationship.

Return for Risk

PRERX vs. POSIX — Risk / Return Rank

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

PRERX

PRERX Risk / Return Rank: 10
PRERX Sharpe Ratio Rank: 9
PRERX Sortino Ratio Rank: 8
PRERX Omega Ratio Rank: 8
PRERX Calmar Ratio Rank: 14
PRERX Martin Ratio Rank: 12

POSIX

POSIX Risk / Return Rank: 10
POSIX Sharpe Ratio Rank: 10
POSIX Sortino Ratio Rank: 9
POSIX Omega Ratio Rank: 9
POSIX Calmar Ratio Rank: 10
POSIX Martin Ratio Rank: 12

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.

PRERX vs. POSIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Principal Real Estate Securities Fund (PRERX) and Principal Global Real Estate Securities Fund (POSIX). 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.

	PRERX	POSIX	Difference
Sharpe ratio: Return per unit of total volatility	0.68	0.75	-0.06
Sortino ratio: Return per unit of downside risk	0.99	1.09	-0.10
Omega ratio: Gain probability vs. loss probability	1.13	1.14	-0.01
Calmar ratio: Return relative to maximum drawdown	1.21	0.91	+0.30
Martin ratio: Return relative to average drawdown	3.15	3.24	-0.09

PRERX vs. POSIX - Sharpe Ratio Comparison

The current PRERX Sharpe Ratio is 0.68, which is comparable to the POSIX Sharpe Ratio of 0.75. The chart below compares the historical Sharpe Ratios of PRERX and POSIX, 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

PRERX vs. POSIX - Drawdown Comparison

The maximum PRERX drawdown since its inception was -70.21%, roughly equal to the maximum POSIX drawdown of -68.45%. Use the drawdown chart below to compare losses from any high point for PRERX and POSIX.

Drawdown Indicators

	PRERX	POSIX	Difference
Max Drawdown Largest peak-to-trough decline	-70.21%	-68.45%	-1.76%
Max Drawdown (1Y) Largest decline over 1 year	-7.46%	-9.97%	+2.51%
Max Drawdown (3Y) Largest decline over 3 years	-15.93%	-18.02%	+2.09%
Max Drawdown (5Y) Largest decline over 5 years	-31.45%	-34.15%	+2.70%
Max Drawdown (10Y) Largest decline over 10 years	-41.25%	-41.70%	+0.45%
Current Drawdown Current decline from peak	-2.86%	-5.49%	+2.63%
Average Drawdown Average peak-to-trough decline	-11.65%	-13.91%	+2.26%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.86%	2.78%	+0.08%

Volatility

PRERX vs. POSIX - Volatility Comparison

Principal Real Estate Securities Fund (PRERX) has a higher volatility of 4.81% compared to Principal Global Real Estate Securities Fund (POSIX) at 3.99%. This indicates that PRERX's price experiences larger fluctuations and is considered to be riskier than POSIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PRERX	POSIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.81%	3.99%	+0.82%
Volatility (6M) Calculated over the trailing 6-month period	9.97%	9.34%	+0.63%
Volatility (1Y) Calculated over the trailing 1-year period	13.25%	12.11%	+1.14%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.42%	16.32%	+2.10%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.71%	17.01%	+2.70%

PRERX vs. POSIX - Expense Ratio Comparison

PRERX has a 1.37% expense ratio, which is higher than POSIX's 0.94% expense ratio.

Dividends

PRERX vs. POSIX - Dividend Comparison

PRERX's dividend yield for the trailing twelve months is around 1.87%, less than POSIX's 2.45% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
POSIX Principal Global Real Estate Securities Fund	2.45%	2.64%	2.57%	2.63%	1.12%	2.40%	1.13%	6.32%	3.81%	4.16%	3.70%	4.48%
PRERX Principal Real Estate Securities Fund	1.87%	2.23%	3.79%	2.28%	3.07%	3.90%	2.28%	2.66%	3.78%	3.24%	4.02%	6.62%

Frequently Asked Questions

Can I hold both PRERX and POSIX in my portfolio?

With a correlation of 0.91, PRERX and POSIX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, PRERX or POSIX?

PRERX has higher volatility (4.81%) compared to POSIX (3.99%). In terms of maximum drawdown, PRERX dropped -70.21% vs POSIX's -68.45%.

Which has better risk-adjusted returns?

POSIX currently has the higher Sharpe Ratio (0.75 vs 0.68), 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.