LIRIX vs. AAATX

Last updated Jun 4, 2026

LIRIX (BlackRock LifePath Index Retirement Fund) and AAATX (American Funds 2010 Target Date Retirement Fund) are both Target Retirement Date funds. Over the past 10 years, LIRIX returned 5.96%/yr vs 6.22%/yr for AAATX. Their correlation of 0.93 suggests significant overlap in exposure. LIRIX charges 0.11%/yr vs 0.34%/yr for AAATX.

Performance

LIRIX vs. AAATX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in BlackRock LifePath Index Retirement Fund (LIRIX) and American Funds 2010 Target Date Retirement Fund (AAATX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, LIRIX achieves a 5.84% return, which is significantly higher than AAATX's 3.92% return. Both investments have delivered pretty close results over the past 10 years, with LIRIX having a 5.96% annualized return and AAATX not far ahead at 6.22%.

LIRIX

• 1D: 0.19%
• 1M: 2.20%
• YTD: 5.84%
• 6M: 6.03%
• 1Y: 14.64%
• 3Y*: 10.12%
• 5Y*: 4.21%
• 10Y*: 5.96%

AAATX

• 1D: 0.16%
• 1M: 1.35%
• YTD: 3.92%
• 6M: 4.30%
• 1Y: 11.67%
• 3Y*: 10.12%
• 5Y*: 5.11%
• 10Y*: 6.22%

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

LIRIX vs. AAATX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
LIRIX BlackRock LifePath Index Retirement Fund	5.84%	12.41%	6.04%	11.50%	-15.31%	6.69%	11.40%	15.84%	-3.54%	10.68%
AAATX American Funds 2010 Target Date Retirement Fund	3.92%	12.73%	7.83%	8.44%	-9.50%	9.02%	8.84%	13.51%	-2.85%	9.97%

Correlation

The correlation between LIRIX and AAATX is 0.93, 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	0.93
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	0.93
Correlation (All Time) Calculated using the full available price history since Jun 1, 2011	0.93

The correlation between LIRIX and AAATX has been stable across timeframes, ranging from 0.93 to 0.94 - a consistent structural relationship.

Return for Risk

LIRIX vs. AAATX — Risk / Return Rank

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

LIRIX

LIRIX Risk / Return Rank: 81
LIRIX Sharpe Ratio Rank: 82
LIRIX Sortino Ratio Rank: 82
LIRIX Omega Ratio Rank: 80
LIRIX Calmar Ratio Rank: 77
LIRIX Martin Ratio Rank: 83

AAATX

AAATX Risk / Return Rank: 66
AAATX Sharpe Ratio Rank: 73
AAATX Sortino Ratio Rank: 75
AAATX Omega Ratio Rank: 73
AAATX Calmar Ratio Rank: 50
AAATX Martin Ratio Rank: 57

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.

LIRIX vs. AAATX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for BlackRock LifePath Index Retirement Fund (LIRIX) and American Funds 2010 Target Date Retirement Fund (AAATX). 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.

	LIRIX	AAATX	Difference
Sharpe ratio: Return per unit of total volatility	2.65	2.48	+0.17
Sortino ratio: Return per unit of downside risk	3.87	3.61	+0.26
Omega ratio: Gain probability vs. loss probability	1.52	1.48	+0.04
Calmar ratio: Return relative to maximum drawdown	3.50	2.69	+0.81
Martin ratio: Return relative to average drawdown	15.60	11.52	+4.08
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

LIRIX vs. AAATX - Sharpe Ratio Comparison

The current LIRIX Sharpe Ratio is 2.65, which is comparable to the AAATX Sharpe Ratio of 2.48. The chart below compares the historical Sharpe Ratios of LIRIX and AAATX, 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

	LIRIX	AAATX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.65	2.48	+0.17
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.54	0.79	-0.25
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.80	0.93	-0.14
Sharpe Ratio (All Time) Calculated using the full available price history	0.79	0.56	+0.23

Drawdowns

LIRIX vs. AAATX - Drawdown Comparison

The maximum LIRIX drawdown since its inception was -20.49%, smaller than the maximum AAATX drawdown of -40.44%. Use the drawdown chart below to compare losses from any high point for LIRIX and AAATX.

Drawdown Indicators

	LIRIX	AAATX	Difference
Max Drawdown Largest peak-to-trough decline	-20.49%	-40.44%	+19.95%
Max Drawdown (1Y) Largest decline over 1 year	-4.23%	-4.42%	+0.19%
Max Drawdown (3Y) Largest decline over 3 years	-7.56%	-5.57%	-1.99%
Max Drawdown (5Y) Largest decline over 5 years	-20.49%	-14.99%	-5.50%
Max Drawdown (10Y) Largest decline over 10 years	-20.49%	-15.13%	-5.36%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-2.86%	-4.35%	+1.49%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.95%	1.03%	-0.08%

Volatility

LIRIX vs. AAATX - Volatility Comparison

BlackRock LifePath Index Retirement Fund (LIRIX) has a higher volatility of 2.02% compared to American Funds 2010 Target Date Retirement Fund (AAATX) at 1.54%. This indicates that LIRIX's price experiences larger fluctuations and is considered to be riskier than AAATX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	LIRIX	AAATX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.02%	1.54%	+0.48%
Volatility (6M) Calculated over the trailing 6-month period	4.57%	3.83%	+0.74%
Volatility (1Y) Calculated over the trailing 1-year period	5.57%	4.80%	+0.77%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	7.83%	6.53%	+1.30%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	7.50%	6.68%	+0.82%

LIRIX vs. AAATX - Expense Ratio Comparison

LIRIX has a 0.11% expense ratio, which is lower than AAATX's 0.34% expense ratio.

Dividends

LIRIX vs. AAATX - Dividend Comparison

LIRIX's dividend yield for the trailing twelve months is around 3.62%, less than AAATX's 6.58% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
AAATX American Funds 2010 Target Date Retirement Fund	6.58%	6.84%	5.16%	3.53%	3.41%	3.78%	3.72%	3.48%	3.79%	2.51%	2.67%	4.60%
LIRIX BlackRock LifePath Index Retirement Fund	3.62%	3.83%	2.02%	2.62%	2.69%	2.68%	1.93%	2.43%	2.44%	2.22%	2.47%	2.92%

Frequently Asked Questions

Can I hold both LIRIX and AAATX in my portfolio?

With a correlation of 0.93, LIRIX and AAATX 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, LIRIX or AAATX?

LIRIX has higher volatility (2.02%) compared to AAATX (1.54%). In terms of maximum drawdown, LIRIX dropped -20.49% vs AAATX's -40.44%.

Which has better risk-adjusted returns?

LIRIX currently has the higher Sharpe Ratio (2.65 vs 2.48), 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.