IUSG vs. RPG

Last updated Jun 24, 2026

IUSG (iShares Core S&P U.S. Growth ETF) and RPG (Invesco S&P 500 Pure Growth ETF) are both Large Cap Growth Equities funds - IUSG tracks the S&P 900 Growth Index while RPG tracks the S&P 500/Citigroup Pure Growth Index. Both are passively managed. Over the past 10 years, IUSG returned 17.77%/yr vs 15.14%/yr for RPG. Their correlation of 0.90 suggests significant overlap in exposure. IUSG charges 0.04%/yr vs 0.35%/yr for RPG.

Performance

IUSG vs. RPG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Core S&P U.S. Growth ETF (IUSG) and Invesco S&P 500 Pure Growth ETF (RPG). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IUSG achieves a 9.19% return, which is significantly lower than RPG's 30.31% return. Over the past 10 years, IUSG has outperformed RPG with an annualized return of 17.77%, while RPG has yielded a comparatively lower 15.14% annualized return.

IUSG

• 1D: -2.31%
• 1M: -1.86%
• YTD: 9.19%
• 6M: 7.87%
• 1Y: 26.96%
• 3Y*: 25.00%
• 5Y*: 13.77%
• 10Y*: 17.77%

RPG

• 1D: -4.60%
• 1M: 5.48%
• YTD: 30.31%
• 6M: 27.62%
• 1Y: 38.51%
• 3Y*: 27.72%
• 5Y*: 11.59%
• 10Y*: 15.14%

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

IUSG vs. RPG - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IUSG iShares Core S&P U.S. Growth ETF	9.19%	21.23%	34.70%	29.28%	-28.81%	31.26%	32.65%	30.62%	-0.79%	27.02%
RPG Invesco S&P 500 Pure Growth ETF	30.31%	13.41%	28.23%	8.04%	-27.55%	29.40%	29.34%	28.34%	-4.53%	26.20%

Correlation

The correlation between IUSG and RPG is 0.82, 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	0.82
Correlation (3Y) Calculated over the trailing 3-year period	0.85
Correlation (5Y) Calculated over the trailing 5-year period	0.88
Correlation (10Y) Calculated over the trailing 10-year period	0.90
Correlation (All Time) Calculated using the full available price history since Mar 7, 2006	0.90

The correlation between IUSG and RPG has been stable across timeframes, ranging from 0.82 to 0.90 - a consistent structural relationship.

IUSG vs. RPG - Sectors Allocation Comparison

Sectors	IUSG	RPG
Technology	50.8%	46.9%
Communication Services	15.2%	5.4%
Financial Services	8.7%	5.3%
Consumer Cyclical	8.4%	14.7%
Industrials	6.6%	14.0%
Healthcare	6.4%	6.4%
Consumer Defensive	1.2%	1.1%
Utilities	1.1%	2.4%
Real Estate	0.8%	1.0%
Basic Materials	0.5%	1.2%
Energy	0.3%	1.6%

Return for Risk

IUSG vs. RPG — Risk / Return Rank

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

IUSG

IUSG Risk / Return Rank: 47
IUSG Sharpe Ratio Rank: 48
IUSG Sortino Ratio Rank: 45
IUSG Omega Ratio Rank: 45
IUSG Calmar Ratio Rank: 43
IUSG Martin Ratio Rank: 51

RPG

RPG Risk / Return Rank: 61
RPG Sharpe Ratio Rank: 55
RPG Sortino Ratio Rank: 52
RPG Omega Ratio Rank: 53
RPG Calmar Ratio Rank: 72
RPG Martin Ratio Rank: 73

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.

IUSG vs. RPG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Core S&P U.S. Growth ETF (IUSG) and Invesco S&P 500 Pure Growth ETF (RPG). 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.

	IUSG	RPG	Difference
Sharpe ratio: Return per unit of total volatility	1.60	1.75	-0.15
Sortino ratio: Return per unit of downside risk	2.20	2.37	-0.17
Omega ratio: Gain probability vs. loss probability	1.28	1.31	-0.03
Calmar ratio: Return relative to maximum drawdown	2.07	3.49	-1.42
Martin ratio: Return relative to average drawdown	8.45	13.16	-4.71

IUSG vs. RPG - Sharpe Ratio Comparison

The current IUSG Sharpe Ratio is 1.60, which is comparable to the RPG Sharpe Ratio of 1.75. The chart below compares the historical Sharpe Ratios of IUSG and RPG, 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

IUSG vs. RPG - Drawdown Comparison

The maximum IUSG drawdown since its inception was -63.41%, which is greater than RPG's maximum drawdown of -53.27%. Use the drawdown chart below to compare losses from any high point for IUSG and RPG.

Drawdown Indicators

	IUSG	RPG	Difference
Max Drawdown Largest peak-to-trough decline	-63.41%	-53.27%	-10.14%
Max Drawdown (1Y) Largest decline over 1 year	-13.07%	-11.08%	-1.99%
Max Drawdown (3Y) Largest decline over 3 years	-22.28%	-24.75%	+2.47%
Max Drawdown (5Y) Largest decline over 5 years	-32.21%	-35.59%	+3.38%
Max Drawdown (10Y) Largest decline over 10 years	-32.35%	-36.58%	+4.23%
Current Drawdown Current decline from peak	-5.23%	-4.60%	-0.63%
Average Drawdown Average peak-to-trough decline	-21.40%	-8.83%	-12.57%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.20%	2.93%	+0.27%

Volatility

IUSG vs. RPG - Volatility Comparison

The current volatility for iShares Core S&P U.S. Growth ETF (IUSG) is 7.16%, while Invesco S&P 500 Pure Growth ETF (RPG) has a volatility of 11.10%. This indicates that IUSG experiences smaller price fluctuations and is considered to be less risky than RPG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IUSG	RPG	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.16%	11.10%	-3.94%
Volatility (6M) Calculated over the trailing 6-month period	13.66%	19.02%	-5.36%
Volatility (1Y) Calculated over the trailing 1-year period	16.92%	22.09%	-5.17%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.06%	23.86%	-2.80%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.48%	22.90%	-2.42%

IUSG vs. RPG - Expense Ratio Comparison

IUSG has a 0.04% expense ratio, which is lower than RPG's 0.35% expense ratio.

Dividends

IUSG vs. RPG - Dividend Comparison

IUSG's dividend yield for the trailing twelve months is around 0.50%, more than RPG's 0.15% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IUSG iShares Core S&P U.S. Growth ETF	0.50%	0.53%	0.59%	1.12%	1.07%	0.59%	0.93%	1.64%	1.32%	1.28%	1.48%	1.29%
RPG Invesco S&P 500 Pure Growth ETF	0.15%	0.24%	0.25%	1.44%	0.74%	0.00%	0.46%	0.83%	0.47%	0.56%	0.43%	0.73%

Frequently Asked Questions

Can I hold both IUSG and RPG in my portfolio?

IUSG and RPG have a correlation of 0.82, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IUSG or RPG?

RPG has higher volatility (11.10%) compared to IUSG (7.16%). In terms of maximum drawdown, IUSG dropped -63.41% vs RPG's -53.27%.

Which ETF is better, IUSG or RPG?

On 10-year performance, IUSG leads with 17.77% vs 15.14% for RPG. On fees, IUSG is cheaper at 0.04% per year. On volatility, IUSG has been the lower-risk option at 7.16%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IUSG or RPG?

Over the 10-year period, IUSG has performed better with a 17.77% return vs 15.14%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IUSG or RPG?

IUSG is cheaper with a 0.04% expense ratio, compared with 0.35% for RPG.

Which ETF pays a higher dividend yield, IUSG or RPG?

IUSG has the higher dividend yield at 0.50%, compared with 0.15% for RPG.

What is the main difference between IUSG and RPG?

IUSG tracks S&P 900 Growth Index, while RPG tracks S&P 500/Citigroup Pure Growth Index. They also come from different issuers: iShares and Invesco. Their fees differ too: 0.04% for IUSG and 0.35% for RPG.

Which has better risk-adjusted returns?

RPG currently has the higher Sharpe Ratio (1.75 vs 1.60), 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.