IWB vs. AMOMX

Last updated Jun 4, 2026

IWB (iShares Russell 1000 ETF) and AMOMX (AQR Large Cap Momentum Style Fund) are both funds - IWB is a Large Cap Blend Equities fund tracking the Russell 1000 Index, while AMOMX is a Large Cap Growth Equities fund managed by AQR Funds. Their correlation of 0.94 suggests significant overlap in exposure. IWB charges 0.15%/yr vs 0.41%/yr for AMOMX.

Performance

IWB vs. AMOMX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Russell 1000 ETF (IWB) and AQR Large Cap Momentum Style Fund (AMOMX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

IWB

• 1D: -0.71%
• 1M: 4.95%
• YTD: 10.54%
• 6M: 10.51%
• 1Y: 27.03%
• 3Y*: 22.02%
• 5Y*: 12.99%
• 10Y*: 15.17%

AMOMX

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

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

IWB vs. AMOMX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IWB iShares Russell 1000 ETF	10.54%	17.18%	24.32%	26.39%	-19.19%	26.32%	20.77%	31.06%	-4.90%	21.52%
AMOMX AQR Large Cap Momentum Style Fund	11.26%	15.36%	27.62%	18.17%	-18.00%	26.01%	26.86%	29.20%	-4.01%	23.87%

Correlation

The correlation between IWB and AMOMX 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 (3Y) Calculated over the trailing 3-year period	0.94
Correlation (5Y) Calculated over the trailing 5-year period	0.94
Correlation (10Y) Calculated over the trailing 10-year period	0.94
Correlation (All Time) Calculated using the full available price history since Jul 10, 2009	0.94

The correlation between IWB and AMOMX has been stable across timeframes, ranging from 0.89 to 0.94 - a consistent structural relationship.

Return for Risk

IWB vs. AMOMX — Risk / Return Rank

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

IWB

IWB Risk / Return Rank: 67
IWB Sharpe Ratio Rank: 67
IWB Sortino Ratio Rank: 66
IWB Omega Ratio Rank: 66
IWB Calmar Ratio Rank: 61
IWB 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.

IWB vs. AMOMX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Russell 1000 ETF (IWB) and AQR Large Cap Momentum Style Fund (AMOMX). 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.

	IWB	AMOMX	Difference
Sharpe ratio: Return per unit of total volatility	2.28	—	—
Sortino ratio: Return per unit of downside risk	3.12	—	—
Omega ratio: Gain probability vs. loss probability	1.41	—	—
Calmar ratio: Return relative to maximum drawdown	3.06	—	—
Martin ratio: Return relative to average drawdown	14.09	—	—
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

	IWB	AMOMX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.28	—	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.76	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.84	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.45	—	—

Drawdowns

Drawdown Indicators

	IWB	AMOMX	Difference
Max Drawdown Largest peak-to-trough decline	-55.38%	—	—
Max Drawdown (1Y) Largest decline over 1 year	-8.86%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-19.09%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-25.20%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-34.60%	—	—
Current Drawdown Current decline from peak	-0.71%	—	—
Average Drawdown Average peak-to-trough decline	-10.86%	—	—
Ulcer Index Depth and duration of drawdowns from previous peaks	1.92%	—	—

Volatility

Volatility by Period

	IWB	AMOMX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.88%	—	—
Volatility (6M) Calculated over the trailing 6-month period	8.97%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	11.93%	—	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.10%	—	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.14%	—	—

IWB vs. AMOMX - Expense Ratio Comparison

IWB has a 0.15% expense ratio, which is lower than AMOMX's 0.41% expense ratio.

Dividends

IWB vs. AMOMX - Dividend Comparison

IWB's dividend yield for the trailing twelve months is around 0.91%, less than AMOMX's 30.65% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
AMOMX AQR Large Cap Momentum Style Fund	30.65%	25.49%	14.05%	14.08%	10.95%	17.95%	16.14%	10.22%	12.17%	9.15%	8.23%	8.44%
IWB iShares Russell 1000 ETF	0.91%	1.00%	1.14%	1.31%	1.56%	1.09%	1.37%	1.71%	2.06%	1.64%	1.89%	1.95%

Frequently Asked Questions

Can I hold both IWB and AMOMX in my portfolio?

IWB and AMOMX 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.