GRIFX vs. PRERX

Last updated Jun 5, 2026

GRIFX (Apollo Diversified Real Estate Fund Class I) and PRERX (Principal Real Estate Securities Fund) are both REIT funds. Over the past 10 years, GRIFX returned 4.50%/yr vs 5.89%/yr for PRERX. Their correlation of 0.89 suggests significant overlap in exposure. GRIFX charges 2.23%/yr vs 1.37%/yr for PRERX.

Performance

GRIFX vs. PRERX - Performance Comparison

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

Returns By Period

In the year-to-date period, GRIFX achieves a 3.49% return, which is significantly lower than PRERX's 10.20% return. Over the past 10 years, GRIFX has underperformed PRERX with an annualized return of 4.50%, while PRERX has yielded a comparatively higher 5.89% annualized return.

GRIFX

• 1D: 0.00%
• 1M: 0.12%
• YTD: 3.49%
• 6M: 3.40%
• 1Y: 4.48%
• 3Y*: 2.51%
• 5Y*: 3.31%
• 10Y*: 4.50%

PRERX

• 1D: -0.17%
• 1M: -1.24%
• YTD: 10.20%
• 6M: 9.26%
• 1Y: 8.42%
• 3Y*: 8.49%
• 5Y*: 2.58%
• 10Y*: 5.89%

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

GRIFX vs. PRERX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GRIFX Apollo Diversified Real Estate Fund Class I	3.49%	1.14%	3.78%	-3.05%	-1.17%	22.08%	-2.69%	8.38%	4.97%	6.73%
PRERX Principal Real Estate Securities Fund	10.20%	0.69%	4.93%	12.74%	-25.59%	38.94%	-3.75%	30.47%	-4.77%	8.49%

Correlation

The correlation between GRIFX and PRERX is 0.93, 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	0.93
Correlation (3Y) Calculated over the trailing 3-year period	0.94
Correlation (5Y) Calculated over the trailing 5-year period	0.93
Correlation (10Y) Calculated over the trailing 10-year period	0.90
Correlation (All Time) Calculated using the full available price history since Aug 10, 2015	0.89

The correlation between GRIFX and PRERX has been stable across timeframes, ranging from 0.89 to 0.94 - a consistent structural relationship.

Return for Risk

GRIFX vs. PRERX — Risk / Return Rank

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

GRIFX

GRIFX Risk / Return Rank: 28
GRIFX Sharpe Ratio Rank: 20
GRIFX Sortino Ratio Rank: 19
GRIFX Omega Ratio Rank: 20
GRIFX Calmar Ratio Rank: 51
GRIFX Martin Ratio Rank: 29

PRERX

PRERX Risk / Return Rank: 10
PRERX Sharpe Ratio Rank: 9
PRERX Sortino Ratio Rank: 8
PRERX Omega Ratio Rank: 9
PRERX Calmar Ratio Rank: 13
PRERX Martin Ratio Rank: 11

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.

GRIFX vs. PRERX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Apollo Diversified Real Estate Fund Class I (GRIFX) and Principal Real Estate Securities Fund (PRERX). 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.

	GRIFX	PRERX	Difference
Sharpe ratio: Return per unit of total volatility	1.27	0.69	+0.59
Sortino ratio: Return per unit of downside risk	1.81	0.99	+0.82
Omega ratio: Gain probability vs. loss probability	1.23	1.13	+0.11
Calmar ratio: Return relative to maximum drawdown	2.68	1.17	+1.52
Martin ratio: Return relative to average drawdown	6.68	3.05	+3.62
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GRIFX vs. PRERX - Sharpe Ratio Comparison

The current GRIFX Sharpe Ratio is 1.27, which is higher than the PRERX Sharpe Ratio of 0.69. The chart below compares the historical Sharpe Ratios of GRIFX and PRERX, 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

	GRIFX	PRERX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.27	0.69	+0.59
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.60	0.14	+0.46
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.97	0.30	+0.67
Sharpe Ratio (All Time) Calculated using the full available price history	1.04	0.36	+0.67

Drawdowns

GRIFX vs. PRERX - Drawdown Comparison

The maximum GRIFX drawdown since its inception was -14.29%, smaller than the maximum PRERX drawdown of -70.21%. Use the drawdown chart below to compare losses from any high point for GRIFX and PRERX.

Drawdown Indicators

	GRIFX	PRERX	Difference
Max Drawdown Largest peak-to-trough decline	-14.29%	-70.21%	+55.92%
Max Drawdown (1Y) Largest decline over 1 year	-1.70%	-7.46%	+5.76%
Max Drawdown (3Y) Largest decline over 3 years	-7.28%	-15.93%	+8.65%
Max Drawdown (5Y) Largest decline over 5 years	-14.29%	-31.45%	+17.16%
Max Drawdown (10Y) Largest decline over 10 years	-14.29%	-41.25%	+26.96%
Current Drawdown Current decline from peak	-2.36%	-3.32%	+0.96%
Average Drawdown Average peak-to-trough decline	-3.37%	-11.67%	+8.30%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.68%	2.84%	-2.16%

Volatility

GRIFX vs. PRERX - Volatility Comparison

The current volatility for Apollo Diversified Real Estate Fund Class I (GRIFX) is 0.85%, while Principal Real Estate Securities Fund (PRERX) has a volatility of 3.65%. This indicates that GRIFX experiences smaller price fluctuations and is considered to be less risky than PRERX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GRIFX	PRERX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.85%	3.65%	-2.80%
Volatility (6M) Calculated over the trailing 6-month period	2.51%	9.26%	-6.75%
Volatility (1Y) Calculated over the trailing 1-year period	3.58%	12.70%	-9.12%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	5.55%	18.37%	-12.82%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.64%	19.68%	-15.04%

GRIFX vs. PRERX - Expense Ratio Comparison

GRIFX has a 2.23% expense ratio, which is higher than PRERX's 1.37% expense ratio.

Dividends

GRIFX vs. PRERX - Dividend Comparison

GRIFX's dividend yield for the trailing twelve months is around 5.19%, more than PRERX's 1.98% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GRIFX Apollo Diversified Real Estate Fund Class I	5.19%	5.37%	5.27%	5.46%	4.14%	3.67%	5.26%	5.27%	5.29%	5.22%	5.27%	2.62%
PRERX Principal Real Estate Securities Fund	1.98%	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 GRIFX and PRERX in my portfolio?

With a correlation of 0.93, GRIFX and PRERX 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, GRIFX or PRERX?

PRERX has higher volatility (3.65%) compared to GRIFX (0.85%). In terms of maximum drawdown, GRIFX dropped -14.29% vs PRERX's -70.21%.

Which has better risk-adjusted returns?

GRIFX currently has the higher Sharpe Ratio (1.27 vs 0.69), 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.