PRILX vs. AKRIX

Last updated Jun 3, 2026

PRILX (Parnassus Core Equity Institutional Shares) and AKRIX (Akre Focus Fund) are both mutual funds - PRILX is a Large Cap Blend Equities fund managed by Parnassus, while AKRIX is a Large Cap Growth Equities fund managed by Akre. Their correlation of 0.84 suggests significant overlap in exposure. PRILX charges 0.61%/yr vs 1.04%/yr for AKRIX.

Performance

PRILX vs. AKRIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Parnassus Core Equity Institutional Shares (PRILX) and Akre Focus Fund (AKRIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

PRILX

• 1D: 0.44%
• 1M: 3.31%
• YTD: 6.70%
• 6M: 6.25%
• 1Y: 15.94%
• 3Y*: 16.76%
• 5Y*: 10.48%
• 10Y*: 13.85%

AKRIX

• 1D: —
• 1M: —
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

PRILX vs. AKRIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PRILX Parnassus Core Equity Institutional Shares	6.70%	11.91%	18.81%	25.25%	-18.47%	27.86%	21.50%	30.95%	-0.06%	16.87%
AKRIX Akre Focus Fund	0.00%	3.83%	18.27%	28.75%	-22.74%	24.56%	20.70%	35.38%	5.54%	30.87%

Correlation

The correlation between PRILX and AKRIX is 0.35, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.35
Correlation (3Y) Calculated over the trailing 3-year period	0.67
Correlation (5Y) Calculated over the trailing 5-year period	0.81
Correlation (10Y) Calculated over the trailing 10-year period	0.83
Correlation (All Time) Calculated using the full available price history since Jan 5, 2010	0.84

Over the past year, the correlation between PRILX and AKRIX has dropped to 0.35 - well below their long-term average of 0.84, suggesting their price drivers have been diverging.

Return for Risk

PRILX vs. AKRIX — Risk / Return Rank

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

PRILX

PRILX Risk / Return Rank: 20
PRILX Sharpe Ratio Rank: 22
PRILX Sortino Ratio Rank: 21
PRILX Omega Ratio Rank: 20
PRILX Calmar Ratio Rank: 15
PRILX Martin Ratio Rank: 20

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.

PRILX vs. AKRIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Parnassus Core Equity Institutional Shares (PRILX) and Akre Focus Fund (AKRIX). 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.

	PRILX	AKRIX	Difference
Sharpe ratio Return per unit of total volatility	1.39	—	—
Sortino ratio Return per unit of downside risk	1.98	—	—
Omega ratio Gain probability vs. loss probability	1.24	—	—
Calmar ratio Return relative to maximum drawdown	1.44	—	—
Martin ratio Return relative to average drawdown	5.64	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	PRILX	AKRIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.39	—	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.65	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.81	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.66	—	—

Drawdowns

Drawdown Indicators

	PRILX	AKRIX	Difference
Max Drawdown Largest peak-to-trough decline	-42.00%	—	—
Max Drawdown (1Y) Largest decline over 1 year	-11.61%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-16.28%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-26.18%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-30.02%	—	—
Current Drawdown Current decline from peak	0.00%	—	—
Average Drawdown Average peak-to-trough decline	-4.65%	—	—
Ulcer Index Depth and duration of drawdowns from previous peaks	2.96%	—	—

Volatility

Volatility by Period

	PRILX	AKRIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.07%	—	—
Volatility (6M) Calculated over the trailing 6-month period	9.10%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	11.78%	—	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.24%	—	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.25%	—	—

PRILX vs. AKRIX - Expense Ratio Comparison

PRILX has a 0.61% expense ratio, which is lower than AKRIX's 1.04% expense ratio.

Dividends

PRILX vs. AKRIX - Dividend Comparison

PRILX's dividend yield for the trailing twelve months is around 17.92%, more than AKRIX's 4.49% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
AKRIX Akre Focus Fund	4.49%	4.49%	4.84%	3.42%	6.49%	3.54%	0.00%	2.92%	0.54%	0.60%	0.18%	0.00%
PRILX Parnassus Core Equity Institutional Shares	17.92%	19.16%	10.17%	6.18%	10.34%	7.94%	6.04%	8.23%	9.89%	7.37%	3.99%	9.84%

Frequently Asked Questions

Can I hold both PRILX and AKRIX in my portfolio?

PRILX and AKRIX have a correlation of 0.35, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.