PRCS vs. SPTM

Last updated Jun 4, 2026

PRCS (Parnassus Core Select ETF) and SPTM (SPDR Portfolio S&P 1500 Composite Stock Market ETF) are both Large Cap Blend Equities funds. PRCS is actively managed, while SPTM is passively managed. Over the past year, PRCS returned 12.71% vs 27.84% for SPTM. Their correlation of 0.92 suggests significant overlap in exposure. PRCS charges 0.58%/yr vs 0.03%/yr for SPTM.

Performance

PRCS vs. SPTM - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Parnassus Core Select ETF (PRCS) and SPDR Portfolio S&P 1500 Composite Stock Market ETF (SPTM). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PRCS achieves a 2.88% return, which is significantly lower than SPTM's 11.10% return.

PRCS

• 1D: -0.46%
• 1M: 1.15%
• YTD: 2.88%
• 6M: 2.48%
• 1Y: 12.71%
• 3Y*: —
• 5Y*: —
• 10Y*: —

SPTM

• 1D: -0.67%
• 1M: 4.87%
• YTD: 11.10%
• 6M: 11.13%
• 1Y: 27.84%
• 3Y*: 21.90%
• 5Y*: 13.38%
• 10Y*: 15.21%

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

PRCS vs. SPTM - Yearly Performance Comparison

	2026 (YTD)	2025	2024
PRCS Parnassus Core Select ETF	2.88%	11.69%	-3.56%
SPTM SPDR Portfolio S&P 1500 Composite Stock Market ETF	11.10%	16.93%	-2.96%

Correlation

The correlation between PRCS and SPTM is 0.89, 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	0.89
Correlation (All Time) Calculated using the full available price history since Dec 13, 2024	0.92

The correlation between PRCS and SPTM has been stable across timeframes, ranging from 0.89 to 0.92 - a consistent structural relationship.

Return for Risk

PRCS vs. SPTM — Risk / Return Rank

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

PRCS

PRCS Risk / Return Rank: 27
PRCS Sharpe Ratio Rank: 29
PRCS Sortino Ratio Rank: 28
PRCS Omega Ratio Rank: 28
PRCS Calmar Ratio Rank: 22
PRCS Martin Ratio Rank: 29

SPTM

SPTM Risk / Return Rank: 70
SPTM Sharpe Ratio Rank: 70
SPTM Sortino Ratio Rank: 69
SPTM Omega Ratio Rank: 69
SPTM Calmar Ratio Rank: 64
SPTM Martin Ratio Rank: 76

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.

PRCS vs. SPTM - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Parnassus Core Select ETF (PRCS) and SPDR Portfolio S&P 1500 Composite Stock Market ETF (SPTM). 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.

	PRCS	SPTM	Difference
Sharpe ratio: Return per unit of total volatility	1.02	2.36	-1.34
Sortino ratio: Return per unit of downside risk	1.48	3.23	-1.75
Omega ratio: Gain probability vs. loss probability	1.18	1.43	-0.24
Calmar ratio: Return relative to maximum drawdown	1.00	3.22	-2.22
Martin ratio: Return relative to average drawdown	3.94	15.01	-11.07
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PRCS vs. SPTM - Sharpe Ratio Comparison

The current PRCS Sharpe Ratio is 1.02, which is lower than the SPTM Sharpe Ratio of 2.36. The chart below compares the historical Sharpe Ratios of PRCS and SPTM, 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

	PRCS	SPTM	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.02	2.36	-1.34
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.80	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.85	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.43	0.46	-0.02

Drawdowns

PRCS vs. SPTM - Drawdown Comparison

The maximum PRCS drawdown since its inception was -18.20%, smaller than the maximum SPTM drawdown of -54.80%. Use the drawdown chart below to compare losses from any high point for PRCS and SPTM.

Drawdown Indicators

	PRCS	SPTM	Difference
Max Drawdown Largest peak-to-trough decline	-18.20%	-54.80%	+36.60%
Max Drawdown (1Y) Largest decline over 1 year	-12.77%	-8.68%	-4.09%
Max Drawdown (3Y) Largest decline over 3 years	—	-18.87%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-24.14%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-34.66%	—
Current Drawdown Current decline from peak	-0.89%	-0.67%	-0.22%
Average Drawdown Average peak-to-trough decline	-3.00%	-9.05%	+6.05%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.23%	1.86%	+1.37%

Volatility

PRCS vs. SPTM - Volatility Comparison

The current volatility for Parnassus Core Select ETF (PRCS) is 2.40%, while SPDR Portfolio S&P 1500 Composite Stock Market ETF (SPTM) has a volatility of 2.88%. This indicates that PRCS experiences smaller price fluctuations and is considered to be less risky than SPTM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PRCS	SPTM	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.40%	2.88%	-0.48%
Volatility (6M) Calculated over the trailing 6-month period	9.78%	8.92%	+0.86%
Volatility (1Y) Calculated over the trailing 1-year period	12.52%	11.88%	+0.64%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.86%	16.87%	-0.01%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.86%	18.03%	-1.17%

PRCS vs. SPTM - Expense Ratio Comparison

PRCS has a 0.58% expense ratio, which is higher than SPTM's 0.03% expense ratio.

Dividends

PRCS vs. SPTM - Dividend Comparison

PRCS's dividend yield for the trailing twelve months is around 0.13%, less than SPTM's 1.04% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PRCS Parnassus Core Select ETF	0.13%	0.13%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
SPTM SPDR Portfolio S&P 1500 Composite Stock Market ETF	1.04%	1.13%	1.28%	1.44%	1.69%	1.25%	1.56%	1.72%	1.90%	1.66%	1.91%	1.92%

Frequently Asked Questions

Can I hold both PRCS and SPTM in my portfolio?

PRCS and SPTM have a correlation of 0.89, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PRCS or SPTM?

SPTM has higher volatility (2.88%) compared to PRCS (2.40%). In terms of maximum drawdown, PRCS dropped -18.20% vs SPTM's -54.80%.

Which ETF is better, PRCS or SPTM?

On 1-year performance, SPTM leads with 27.84% vs 12.71% for PRCS. On fees, SPTM is cheaper at 0.03% per year. On volatility, PRCS has been the lower-risk option at 2.40%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, PRCS or SPTM?

Over the 1-year period, SPTM has performed better with a 27.84% return vs 12.71%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, PRCS or SPTM?

SPTM is cheaper with a 0.03% expense ratio, compared with 0.58% for PRCS.

Which ETF pays a higher dividend yield, PRCS or SPTM?

SPTM has the higher dividend yield at 1.04%, compared with 0.13% for PRCS.

What is the main difference between PRCS and SPTM?

They also come from different issuers: Parnassus and State Street. Their fees differ too: 0.58% for PRCS and 0.03% for SPTM.

Which has better risk-adjusted returns?

SPTM currently has the higher Sharpe Ratio (2.36 vs 1.02), 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.