IRTR vs. ITDD

Last updated Jun 24, 2026

IRTR (iShares LifePath Retirement ETF) and ITDD (Ishares Lifepath Target Date 2040 ETF) are both Target Retirement Date funds from iShares. Both are actively managed. Over the past year, IRTR returned 12.47% vs 20.04% for ITDD. Their correlation of 0.93 suggests significant overlap in exposure. IRTR charges 0.08%/yr vs 0.11%/yr for ITDD.

Performance

IRTR vs. ITDD - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares LifePath Retirement ETF (IRTR) and Ishares Lifepath Target Date 2040 ETF (ITDD). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IRTR achieves a 4.55% return, which is significantly lower than ITDD's 8.11% return.

IRTR

• 1D: -0.60%
• 1M: 0.24%
• YTD: 4.55%
• 6M: 4.41%
• 1Y: 12.47%
• 3Y*: —
• 5Y*: —
• 10Y*: —

ITDD

• 1D: -1.22%
• 1M: 0.09%
• YTD: 8.11%
• 6M: 7.50%
• 1Y: 20.04%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

IRTR vs. ITDD - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
IRTR iShares LifePath Retirement ETF	4.55%	12.70%	7.59%	11.03%
ITDD Ishares Lifepath Target Date 2040 ETF	8.11%	17.66%	13.08%	12.87%

Correlation

The correlation between IRTR and ITDD is 0.95, 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	0.95
Correlation (All Time) Calculated using the full available price history since Oct 19, 2023	0.93

The correlation between IRTR and ITDD has been stable across timeframes, ranging from 0.93 to 0.95 - a consistent structural relationship.

Return for Risk

IRTR vs. ITDD — Risk / Return Rank

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

IRTR

IRTR Risk / Return Rank: 63
IRTR Sharpe Ratio Rank: 63
IRTR Sortino Ratio Rank: 65
IRTR Omega Ratio Rank: 66
IRTR Calmar Ratio Rank: 55
IRTR Martin Ratio Rank: 65

ITDD

ITDD Risk / Return Rank: 62
ITDD Sharpe Ratio Rank: 63
ITDD Sortino Ratio Rank: 62
ITDD Omega Ratio Rank: 63
ITDD Calmar Ratio Rank: 57
ITDD Martin Ratio Rank: 66

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.

IRTR vs. ITDD - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares LifePath Retirement ETF (IRTR) and Ishares Lifepath Target Date 2040 ETF (ITDD). 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.

	IRTR	ITDD	Difference
Sharpe ratio: Return per unit of total volatility	1.98	1.96	+0.02
Sortino ratio: Return per unit of downside risk	2.85	2.74	+0.11
Omega ratio: Gain probability vs. loss probability	1.38	1.36	+0.02
Calmar ratio: Return relative to maximum drawdown	2.60	2.66	-0.06
Martin ratio: Return relative to average drawdown	11.24	11.44	-0.20

IRTR vs. ITDD - Sharpe Ratio Comparison

The current IRTR Sharpe Ratio is 1.98, which is comparable to the ITDD Sharpe Ratio of 1.96. The chart below compares the historical Sharpe Ratios of IRTR and ITDD, 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

IRTR vs. ITDD - Drawdown Comparison

The maximum IRTR drawdown since its inception was -6.29%, smaller than the maximum ITDD drawdown of -12.46%. Use the drawdown chart below to compare losses from any high point for IRTR and ITDD.

Drawdown Indicators

	IRTR	ITDD	Difference
Max Drawdown Largest peak-to-trough decline	-6.29%	-12.46%	+6.17%
Max Drawdown (1Y) Largest decline over 1 year	-4.82%	-7.56%	+2.74%
Current Drawdown Current decline from peak	-0.97%	-1.59%	+0.62%
Average Drawdown Average peak-to-trough decline	-0.78%	-1.25%	+0.47%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.11%	1.76%	-0.65%

Volatility

IRTR vs. ITDD - Volatility Comparison

The current volatility for iShares LifePath Retirement ETF (IRTR) is 2.52%, while Ishares Lifepath Target Date 2040 ETF (ITDD) has a volatility of 4.07%. This indicates that IRTR experiences smaller price fluctuations and is considered to be less risky than ITDD based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IRTR	ITDD	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.52%	4.07%	-1.55%
Volatility (6M) Calculated over the trailing 6-month period	5.29%	8.62%	-3.33%
Volatility (1Y) Calculated over the trailing 1-year period	6.34%	10.31%	-3.97%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	7.11%	11.56%	-4.45%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	7.11%	11.56%	-4.45%

IRTR vs. ITDD - Expense Ratio Comparison

IRTR has a 0.08% expense ratio, which is lower than ITDD's 0.11% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

IRTR vs. ITDD - Dividend Comparison

IRTR's dividend yield for the trailing twelve months is around 3.01%, more than ITDD's 1.69% yield.

Position	TTM	2025	2024	2023
IRTR iShares LifePath Retirement ETF	3.01%	3.03%	3.03%	0.85%
ITDD Ishares Lifepath Target Date 2040 ETF	1.69%	1.82%	1.56%	0.89%

Frequently Asked Questions

Can I hold both IRTR and ITDD in my portfolio?

With a correlation of 0.95, IRTR and ITDD 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, IRTR or ITDD?

ITDD has higher volatility (4.07%) compared to IRTR (2.52%). In terms of maximum drawdown, IRTR dropped -6.29% vs ITDD's -12.46%.

Which ETF is better, IRTR or ITDD?

On 1-year performance, ITDD leads with 20.04% vs 12.47% for IRTR. On fees, IRTR is cheaper at 0.08% per year. On volatility, IRTR has been the lower-risk option at 2.52%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IRTR or ITDD?

Over the 1-year period, ITDD has performed better with a 20.04% return vs 12.47%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IRTR or ITDD?

IRTR is cheaper with a 0.08% expense ratio, compared with 0.11% for ITDD.

Which ETF pays a higher dividend yield, IRTR or ITDD?

IRTR has the higher dividend yield at 3.01%, compared with 1.69% for ITDD.

What is the main difference between IRTR and ITDD?

Their fees differ too: 0.08% for IRTR and 0.11% for ITDD.

Which has better risk-adjusted returns?

IRTR currently has the higher Sharpe Ratio (1.98 vs 1.96), 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.