POSIX vs. PLFIX

Last updated Aug 4, 2026

POSIX (Principal Global Real Estate Securities Fund) and PLFIX (Principal Large Cap S&P 500 Index Fund Institutional) are both mutual funds - POSIX is a REIT fund managed by Principal, while PLFIX is a S&P 500 fund tracking the S&P 500 Index. Over the past 10 years, POSIX returned 4.01%/yr vs 15.13%/yr for PLFIX. Their 0.72 correlation means they have sometimes moved together and sometimes differently. POSIX charges 0.94%/yr vs 0.11%/yr for PLFIX.

Performance

POSIX vs. PLFIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Principal Global Real Estate Securities Fund (POSIX) and Principal Large Cap S&P 500 Index Fund Institutional (PLFIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, POSIX achieves a 12.13% return, which is significantly higher than PLFIX's 10.07% return. Over the past 10 years, POSIX has underperformed PLFIX with an annualized return of 4.01%, while PLFIX has yielded a comparatively higher 15.13% annualized return.

POSIX

• 1D: -0.92%
• 1M: 1.13%
• 6M: 9.84%
• YTD: 12.13%
• 1Y: 15.68%
• 3Y*: 8.80%
• 5Y*: 0.52%
• 10Y*: 4.01%
• ALL TIME*: 3.95%

PLFIX

• 1D: 0.71%
• 1M: 0.14%
• 6M: 7.94%
• YTD: 10.07%
• 1Y: 21.40%
• 3Y*: 19.88%
• 5Y*: 13.01%
• 10Y*: 15.13%
• ALL TIME*: 9.08%

*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)
PLFIX Principal Large Cap S&P 500 Index Fund Institutional	$0.00	$0.00	$0.00
POSIX Principal Global Real Estate Securities Fund	$0.00	$0.00	$0.00

POSIX vs. PLFIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
POSIX Principal Global Real Estate Securities Fund	12.13%	7.57%	0.67%	10.87%	-26.74%	23.45%	-3.91%	24.53%	-3.35%	14.73%
PLFIX Principal Large Cap S&P 500 Index Fund Institutional	10.07%	17.77%	26.77%	26.00%	-18.21%	28.25%	18.11%	31.35%	-4.66%	21.65%

Correlation

The correlation between POSIX and PLFIX is 0.32, which is low. Their historical price movements had little consistent relationship.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.32
Correlation (3Y) Balances recent behavior with more history.	0.50
Correlation (5Y) Shows whether the relationship held over a longer period.	0.62
Correlation (10Y) Provides a long-term view across more market conditions.	0.62
Correlation (All Time) Calculated using the full available price history since Oct 2, 2007	0.72

Over the past year, the correlation between POSIX and PLFIX has dropped to 0.32 - well below their long-term average of 0.72, suggesting their price drivers have been diverging.

Return for Risk

POSIX vs. PLFIX — Risk / Return Rank

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

POSIX

POSIX Risk / Return Rank: 38
POSIX Sharpe Ratio Rank: 41
POSIX Sortino Ratio Rank: 39
POSIX Omega Ratio Rank: 39
POSIX Calmar Ratio Rank: 34
POSIX Martin Ratio Rank: 37

PLFIX

PLFIX Risk / Return Rank: 58
PLFIX Sharpe Ratio Rank: 55
PLFIX Sortino Ratio Rank: 51
PLFIX Omega Ratio Rank: 51
PLFIX Calmar Ratio Rank: 59
PLFIX Martin Ratio Rank: 72

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.

POSIX vs. PLFIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Principal Global Real Estate Securities Fund (POSIX) and Principal Large Cap S&P 500 Index Fund Institutional (PLFIX). 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.

	POSIX	PLFIX	Difference
Sharpe ratio: Return per unit of total volatility	1.32	1.52	-0.20
Sortino ratio: Return per unit of downside risk	1.85	2.11	-0.26
Omega ratio: Gain probability vs. loss probability	1.24	1.27	-0.04
Calmar ratio: Return relative to maximum drawdown	1.59	2.20	-0.60
Martin ratio: Return relative to average drawdown	5.80	9.42	-3.62

POSIX vs. PLFIX - Sharpe Ratio Comparison

The current POSIX Sharpe Ratio is 1.32, which is comparable to the PLFIX Sharpe Ratio of 1.52. The chart below compares the historical Sharpe Ratios of POSIX and PLFIX, 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

POSIX vs. PLFIX - Drawdown Comparison

The maximum POSIX drawdown since its inception was -68.45%, which is greater than PLFIX's maximum drawdown of -55.28%. Use the drawdown chart below to compare losses from any high point for POSIX and PLFIX.

Drawdown Indicators

	POSIX	PLFIX	Difference
Max Drawdown Largest peak-to-trough decline	-68.45%	-55.28%	-13.17%
Max Drawdown (1Y) Largest decline over 1 year	-9.97%	-8.90%	-1.07%
Max Drawdown (3Y) Largest decline over 3 years	-18.02%	-18.77%	+0.75%
Max Drawdown (5Y) Largest decline over 5 years	-34.15%	-24.58%	-9.57%
Max Drawdown (10Y) Largest decline over 10 years	-41.70%	-33.77%	-7.93%
Current Drawdown Current decline from peak	-1.56%	-1.44%	-0.12%
Average Drawdown Average peak-to-trough decline	-13.83%	-8.81%	-5.02%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.73%	2.07%	+0.66%

Volatility

POSIX vs. PLFIX - Volatility Comparison

Principal Global Real Estate Securities Fund (POSIX) and Principal Large Cap S&P 500 Index Fund Institutional (PLFIX) have volatilities of 3.41% and 3.54%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	POSIX	PLFIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.41%	3.54%	-0.13%
Volatility (6M) Calculated over the trailing 6-month period	9.71%	10.13%	-0.42%
Volatility (1Y) Calculated over the trailing 1-year period	12.12%	12.87%	-0.75%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.30%	17.02%	-0.72%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.94%	17.52%	-0.58%

POSIX vs. PLFIX - Expense Ratio Comparison

POSIX has a 0.94% expense ratio, which is higher than PLFIX's 0.11% expense ratio.

Dividends

POSIX vs. PLFIX - Dividend Comparison

POSIX's dividend yield for the trailing twelve months is around 2.35%, less than PLFIX's 2.68% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PLFIX Principal Large Cap S&P 500 Index Fund Institutional	2.68%	2.95%	4.28%	4.13%	2.96%	13.60%	7.57%	3.83%	7.52%	7.01%	3.23%	2.69%
POSIX Principal Global Real Estate Securities Fund	2.35%	2.64%	2.57%	2.63%	1.12%	2.40%	1.13%	6.32%	3.81%	4.16%	3.70%	4.48%

Frequently Asked Questions

Can I hold both POSIX and PLFIX in my portfolio?

POSIX and PLFIX have a correlation of 0.32, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, POSIX or PLFIX?

PLFIX has higher volatility (3.54%) compared to POSIX (3.41%). In terms of maximum drawdown, POSIX dropped -68.45% vs PLFIX's -55.28%.

Which has better risk-adjusted returns?

PLFIX currently has the higher Sharpe Ratio (1.52 vs 1.32), 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.