IWP vs. VOT

Last updated Jun 24, 2026

IWP (iShares Russell Mid-Cap Growth ETF) and VOT (Vanguard Mid-Cap Growth ETF) are both Mid Cap Growth Equities funds - IWP tracks the Russell Midcap Growth Index while VOT tracks the CRSP US Mid Cap Growth Index. Both are passively managed. Over the past 10 years, IWP returned 12.61%/yr vs 12.50%/yr for VOT. With a 0.98 correlation, they move nearly in lockstep. IWP charges 0.23%/yr vs 0.05%/yr for VOT.

Performance

IWP vs. VOT - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Russell Mid-Cap Growth ETF (IWP) and Vanguard Mid-Cap Growth ETF (VOT). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IWP achieves a 2.34% return, which is significantly lower than VOT's 7.86% return. Both investments have delivered pretty close results over the past 10 years, with IWP having a 12.61% annualized return and VOT not far behind at 12.50%.

IWP

• 1D: -1.30%
• 1M: 0.47%
• YTD: 2.34%
• 6M: 0.42%
• 1Y: 3.70%
• 3Y*: 15.03%
• 5Y*: 5.03%
• 10Y*: 12.61%

VOT

• 1D: -1.99%
• 1M: 3.19%
• YTD: 7.86%
• 6M: 5.95%
• 1Y: 10.01%
• 3Y*: 15.69%
• 5Y*: 5.73%
• 10Y*: 12.50%

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

IWP vs. VOT - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IWP iShares Russell Mid-Cap Growth ETF	2.34%	8.45%	21.86%	25.70%	-26.90%	12.60%	35.25%	35.04%	-4.89%	24.93%
VOT Vanguard Mid-Cap Growth ETF	7.86%	10.72%	16.38%	23.10%	-28.87%	20.50%	34.50%	33.76%	-5.56%	21.80%

Correlation

The correlation between IWP and VOT is 0.95 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.95
Correlation (3Y) Calculated over the trailing 3-year period	0.97
Correlation (5Y) Calculated over the trailing 5-year period	0.98
Correlation (10Y) Calculated over the trailing 10-year period	0.98
Correlation (All Time) Calculated using the full available price history since Aug 25, 2006	0.98

The correlation between IWP and VOT has been stable across timeframes, ranging from 0.95 to 0.98 - a consistent structural relationship.

IWP vs. VOT - Sectors Allocation Comparison

Sectors	IWP	VOT
Industrials	25.0%	23.2%
Technology	22.3%	32.5%
Consumer Cyclical	19.9%	12.8%
Healthcare	12.8%	8.9%
Financial Services	6.4%	6.9%
Energy	3.9%	1.9%
Communication Services	3.0%	3.6%
Utilities	2.5%	3.2%
Consumer Defensive	1.9%	0.8%
Real Estate	1.4%	4.5%
Basic Materials	0.4%	1.6%

Return for Risk

IWP vs. VOT — Risk / Return Rank

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

IWP

IWP Risk / Return Rank: 11
IWP Sharpe Ratio Rank: 11
IWP Sortino Ratio Rank: 11
IWP Omega Ratio Rank: 11
IWP Calmar Ratio Rank: 11
IWP Martin Ratio Rank: 12

VOT

VOT Risk / Return Rank: 17
VOT Sharpe Ratio Rank: 18
VOT Sortino Ratio Rank: 17
VOT Omega Ratio Rank: 17
VOT Calmar Ratio Rank: 16
VOT Martin Ratio Rank: 18

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.

IWP vs. VOT - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Russell Mid-Cap Growth ETF (IWP) and Vanguard Mid-Cap Growth ETF (VOT). 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.

	IWP	VOT	Difference
Sharpe ratio: Return per unit of total volatility	0.22	0.59	-0.38
Sortino ratio: Return per unit of downside risk	0.43	0.93	-0.50
Omega ratio: Gain probability vs. loss probability	1.05	1.11	-0.06
Calmar ratio: Return relative to maximum drawdown	0.25	0.63	-0.38
Martin ratio: Return relative to average drawdown	0.72	1.87	-1.15

IWP vs. VOT - Sharpe Ratio Comparison

The current IWP Sharpe Ratio is 0.22, which is lower than the VOT Sharpe Ratio of 0.59. The chart below compares the historical Sharpe Ratios of IWP and VOT, 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

IWP vs. VOT - Drawdown Comparison

The maximum IWP drawdown since its inception was -56.92%, smaller than the maximum VOT drawdown of -60.16%. Use the drawdown chart below to compare losses from any high point for IWP and VOT.

Drawdown Indicators

	IWP	VOT	Difference
Max Drawdown Largest peak-to-trough decline	-56.92%	-60.16%	+3.24%
Max Drawdown (1Y) Largest decline over 1 year	-14.79%	-15.96%	+1.17%
Max Drawdown (3Y) Largest decline over 3 years	-25.20%	-21.77%	-3.43%
Max Drawdown (5Y) Largest decline over 5 years	-38.62%	-37.19%	-1.43%
Max Drawdown (10Y) Largest decline over 10 years	-38.62%	-37.19%	-1.43%
Current Drawdown Current decline from peak	-3.43%	-1.99%	-1.44%
Average Drawdown Average peak-to-trough decline	-9.67%	-9.94%	+0.27%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.11%	5.35%	-0.24%

Volatility

IWP vs. VOT - Volatility Comparison

The current volatility for iShares Russell Mid-Cap Growth ETF (IWP) is 5.81%, while Vanguard Mid-Cap Growth ETF (VOT) has a volatility of 7.06%. This indicates that IWP experiences smaller price fluctuations and is considered to be less risky than VOT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IWP	VOT	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.81%	7.06%	-1.25%
Volatility (6M) Calculated over the trailing 6-month period	13.37%	13.69%	-0.32%
Volatility (1Y) Calculated over the trailing 1-year period	17.07%	16.92%	+0.15%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.40%	21.53%	+0.87%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.69%	21.04%	+0.65%

IWP vs. VOT - Expense Ratio Comparison

IWP has a 0.23% expense ratio, which is higher than VOT's 0.05% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

IWP vs. VOT - Dividend Comparison

IWP's dividend yield for the trailing twelve months is around 0.35%, less than VOT's 0.62% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IWP iShares Russell Mid-Cap Growth ETF	0.35%	0.37%	0.40%	0.54%	0.77%	0.30%	0.38%	0.59%	1.02%	0.78%	1.16%	0.98%
VOT Vanguard Mid-Cap Growth ETF	0.62%	0.64%	0.67%	0.71%	0.78%	0.34%	0.56%	0.78%	0.84%	0.72%	0.81%	0.81%

Frequently Asked Questions

Can I hold both IWP and VOT in my portfolio?

With a correlation of 0.95, IWP and VOT move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, IWP or VOT?

VOT has higher volatility (7.06%) compared to IWP (5.81%). In terms of maximum drawdown, IWP dropped -56.92% vs VOT's -60.16%.

Which ETF is better, IWP or VOT?

On 10-year performance, IWP leads with 12.61% vs 12.50% for VOT. On fees, VOT is cheaper at 0.05% per year. On volatility, IWP has been the lower-risk option at 5.81%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IWP or VOT?

Over the 10-year period, IWP has performed better with a 12.61% return vs 12.50%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IWP or VOT?

VOT is cheaper with a 0.05% expense ratio, compared with 0.23% for IWP.

Which ETF pays a higher dividend yield, IWP or VOT?

VOT has the higher dividend yield at 0.62%, compared with 0.35% for IWP.

What is the main difference between IWP and VOT?

IWP tracks Russell Midcap Growth Index, while VOT tracks CRSP US Mid Cap Growth Index. They also come from different issuers: iShares and Vanguard. Their fees differ too: 0.23% for IWP and 0.05% for VOT.

Which has better risk-adjusted returns?

VOT currently has the higher Sharpe Ratio (0.59 vs 0.22), 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.