IVV vs. VPMCX

Last updated Jul 21, 2026

IVV (iShares Core S&P 500 ETF) and VPMCX (Vanguard PRIMECAP Fund Investor Shares) are both funds - IVV is a S&P 500 fund tracking the S&P 500 Index, while VPMCX is a Large Cap Growth Equities fund actively managed by Vanguard. IVV is passively managed, while VPMCX is actively managed. Over the past 10 years, IVV returned 14.95%/yr vs 16.88%/yr for VPMCX. Their correlation of 0.93 suggests significant overlap in exposure. IVV charges 0.03%/yr vs 0.35%/yr for VPMCX.

Performance

IVV vs. VPMCX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Core S&P 500 ETF (IVV) and Vanguard PRIMECAP Fund Investor Shares (VPMCX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IVV achieves a 9.40% return, which is significantly lower than VPMCX's 20.44% return. Over the past 10 years, IVV has underperformed VPMCX with an annualized return of 14.95%, while VPMCX has yielded a comparatively higher 16.88% annualized return.

IVV

• 1D: -0.18%
• 1M: -0.63%
• 6M: 7.87%
• YTD: 9.40%
• 1Y: 19.60%
• 3Y*: 19.51%
• 5Y*: 12.87%
• 10Y*: 14.95%
• ALL TIME*: 8.43%

VPMCX

• 1D: -1.07%
• 1M: -5.99%
• 6M: 15.34%
• YTD: 20.44%
• 1Y: 43.30%
• 3Y*: 23.81%
• 5Y*: 15.20%
• 10Y*: 16.88%
• ALL TIME*: 15.26%

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

IVV vs. VPMCX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IVV iShares Core S&P 500 ETF	9.40%	17.85%	24.93%	26.31%	-18.16%	28.76%	18.40%	31.07%	-4.49%	21.75%
VPMCX Vanguard PRIMECAP Fund Investor Shares	20.44%	29.60%	13.23%	28.16%	-15.22%	21.64%	17.16%	27.78%	-1.99%	28.17%

Correlation

The correlation between IVV and VPMCX is 0.85, 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	0.85
Correlation (3Y) Calculated over the trailing 3-year period	0.89
Correlation (5Y) Calculated over the trailing 5-year period	0.92
Correlation (10Y) Calculated over the trailing 10-year period	0.93
Correlation (All Time) Calculated using the full available price history since May 19, 2000	0.93

The correlation between IVV and VPMCX has been stable across timeframes, ranging from 0.85 to 0.93 - a consistent structural relationship.

IVV vs. VPMCX - Sectors Allocation Comparison

Sectors	IVV	VPMCX
Technology	38.4%	29.2%
Financial Services	12.0%	7.7%
Communication Services	10.0%	7.8%
Consumer Cyclical	9.3%	11.9%
Healthcare	8.8%	25.4%
Industrials	8.0%	13.3%
Consumer Defensive	4.5%	1.2%
Energy	3.2%	1.8%
Utilities	2.2%	0.0%
Real Estate	1.8%	0.1%
Basic Materials	1.7%	1.6%

Return for Risk

IVV vs. VPMCX — Risk / Return Rank

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

IVV

IVV Risk / Return Rank: 64
IVV Sharpe Ratio Rank: 64
IVV Sortino Ratio Rank: 61
IVV Omega Ratio Rank: 62
IVV Calmar Ratio Rank: 59
IVV Martin Ratio Rank: 72

VPMCX

VPMCX Risk / Return Rank: 86
VPMCX Sharpe Ratio Rank: 86
VPMCX Sortino Ratio Rank: 82
VPMCX Omega Ratio Rank: 81
VPMCX Calmar Ratio Rank: 90
VPMCX Martin Ratio Rank: 93

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.

IVV vs. VPMCX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Core S&P 500 ETF (IVV) and Vanguard PRIMECAP Fund Investor Shares (VPMCX). 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.

	IVV	VPMCX	Difference
Sharpe ratio: Return per unit of total volatility	1.56	2.35	-0.79
Sortino ratio: Return per unit of downside risk	2.17	3.19	-1.02
Omega ratio: Gain probability vs. loss probability	1.28	1.42	-0.13
Calmar ratio: Return relative to maximum drawdown	2.22	3.72	-1.50
Martin ratio: Return relative to average drawdown	9.59	15.43	-5.84

IVV vs. VPMCX - Sharpe Ratio Comparison

The current IVV Sharpe Ratio is 1.56, which is lower than the VPMCX Sharpe Ratio of 2.35. The chart below compares the historical Sharpe Ratios of IVV and VPMCX, 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

IVV vs. VPMCX - Drawdown Comparison

The maximum IVV drawdown since its inception was -55.25%, which is greater than VPMCX's maximum drawdown of -50.45%. Use the drawdown chart below to compare losses from any high point for IVV and VPMCX.

Drawdown Indicators

	IVV	VPMCX	Difference
Max Drawdown Largest peak-to-trough decline	-55.25%	-50.45%	-4.80%
Max Drawdown (1Y) Largest decline over 1 year	-8.89%	-11.73%	+2.84%
Max Drawdown (3Y) Largest decline over 3 years	-18.75%	-20.56%	+1.81%
Max Drawdown (5Y) Largest decline over 5 years	-24.53%	-25.25%	+0.72%
Max Drawdown (10Y) Largest decline over 10 years	-33.90%	-32.65%	-1.25%
Current Drawdown Current decline from peak	-2.06%	-7.69%	+5.63%
Average Drawdown Average peak-to-trough decline	-10.74%	-7.39%	-3.35%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.05%	2.82%	-0.77%

Volatility

IVV vs. VPMCX - Volatility Comparison

The current volatility for iShares Core S&P 500 ETF (IVV) is 3.54%, while Vanguard PRIMECAP Fund Investor Shares (VPMCX) has a volatility of 7.08%. This indicates that IVV experiences smaller price fluctuations and is considered to be less risky than VPMCX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IVV	VPMCX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.54%	7.08%	-3.54%
Volatility (6M) Calculated over the trailing 6-month period	10.10%	15.78%	-5.68%
Volatility (1Y) Calculated over the trailing 1-year period	12.65%	18.53%	-5.88%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.99%	18.72%	-1.73%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.05%	19.33%	-1.28%

IVV vs. VPMCX - Expense Ratio Comparison

IVV has a 0.03% expense ratio, which is lower than VPMCX's 0.35% expense ratio.

Dividends

IVV vs. VPMCX - Dividend Comparison

IVV's dividend yield for the trailing twelve months is around 1.10%, less than VPMCX's 13.58% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IVV iShares Core S&P 500 ETF	1.10%	1.17%	1.30%	1.44%	1.66%	1.20%	1.57%	1.85%	2.21%	1.75%	2.01%	2.27%
VPMCX Vanguard PRIMECAP Fund Investor Shares	13.58%	16.36%	6.62%	7.16%	9.85%	10.08%	9.74%	7.15%	8.32%	4.53%	5.05%	5.91%

Frequently Asked Questions

Can I hold both IVV and VPMCX in my portfolio?

IVV and VPMCX have a correlation of 0.85, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IVV or VPMCX?

VPMCX has higher volatility (7.08%) compared to IVV (3.54%). In terms of maximum drawdown, IVV dropped -55.25% vs VPMCX's -50.45%.

Which has better risk-adjusted returns?

VPMCX currently has the higher Sharpe Ratio (2.35 vs 1.56), 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.