ITDI vs. VTTSX

Last updated Jun 4, 2026

ITDI (Ishares Lifepath Target Date 2065 ETF) and VTTSX (Vanguard Target Retirement 2060 Fund) are both funds - ITDI is a Target Retirement Date fund actively managed by iShares, while VTTSX is a Diversified Portfolio fund managed by Vanguard. Over the past year, ITDI returned 29.11% vs 28.27% for VTTSX. With a 0.99 correlation, they move nearly in lockstep. ITDI charges 0.11%/yr vs 0.08%/yr for VTTSX.

Performance

ITDI vs. VTTSX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Ishares Lifepath Target Date 2065 ETF (ITDI) and Vanguard Target Retirement 2060 Fund (VTTSX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both investments are quite close, with ITDI having a 12.13% return and VTTSX slightly higher at 12.17%.

ITDI

• 1D: -0.79%
• 1M: 4.83%
• YTD: 12.13%
• 6M: 13.10%
• 1Y: 29.11%
• 3Y*: —
• 5Y*: —
• 10Y*: —

VTTSX

• 1D: 0.35%
• 1M: 5.18%
• YTD: 12.17%
• 6M: 13.10%
• 1Y: 28.27%
• 3Y*: 19.70%
• 5Y*: 10.37%
• 10Y*: 11.95%

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

ITDI vs. VTTSX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
ITDI Ishares Lifepath Target Date 2065 ETF	12.13%	21.90%	16.73%	12.83%
VTTSX Vanguard Target Retirement 2060 Fund	12.17%	21.43%	14.61%	12.38%

Correlation

The correlation between ITDI and VTTSX is 0.99 - 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	0.99
Correlation (All Time) Calculated using the full available price history since Oct 20, 2023	0.99

The correlation between ITDI and VTTSX has been stable across timeframes, ranging from 0.99 to 0.99 - a consistent structural relationship.

ITDI vs. VTTSX - Sectors Allocation Comparison

Sectors	ITDI	VTTSX
Technology	26.8%	27.3%
Financial Services	16.1%	16.1%
Industrials	11.9%	12.4%
Consumer Cyclical	9.3%	9.4%
Healthcare	8.3%	8.3%
Communication Services	8.1%	8.0%
Consumer Defensive	4.8%	4.8%
Basic Materials	4.3%	4.3%
Energy	4.3%	4.3%
Real Estate	3.5%	2.5%
Utilities	2.6%	2.7%

Return for Risk

ITDI vs. VTTSX — Risk / Return Rank

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

ITDI

ITDI Risk / Return Rank: 68
ITDI Sharpe Ratio Rank: 69
ITDI Sortino Ratio Rank: 69
ITDI Omega Ratio Rank: 68
ITDI Calmar Ratio Rank: 61
ITDI Martin Ratio Rank: 72

VTTSX

VTTSX Risk / Return Rank: 71
VTTSX Sharpe Ratio Rank: 75
VTTSX Sortino Ratio Rank: 69
VTTSX Omega Ratio Rank: 67
VTTSX Calmar Ratio Rank: 69
VTTSX Martin Ratio Rank: 75

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.

ITDI vs. VTTSX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Ishares Lifepath Target Date 2065 ETF (ITDI) and Vanguard Target Retirement 2060 Fund (VTTSX). 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.

	ITDI	VTTSX	Difference
Sharpe ratio: Return per unit of total volatility	2.28	2.51	-0.23
Sortino ratio: Return per unit of downside risk	3.18	3.46	-0.28
Omega ratio: Gain probability vs. loss probability	1.41	1.46	-0.05
Calmar ratio: Return relative to maximum drawdown	3.05	3.21	-0.16
Martin ratio: Return relative to average drawdown	13.40	14.23	-0.83
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ITDI vs. VTTSX - Sharpe Ratio Comparison

The current ITDI Sharpe Ratio is 2.28, which is comparable to the VTTSX Sharpe Ratio of 2.51. The chart below compares the historical Sharpe Ratios of ITDI and VTTSX, 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

	ITDI	VTTSX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.28	2.51	-0.23
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.74	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.79	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.75	0.79	+0.96

Drawdowns

ITDI vs. VTTSX - Drawdown Comparison

The maximum ITDI drawdown since its inception was -16.31%, smaller than the maximum VTTSX drawdown of -31.38%. Use the drawdown chart below to compare losses from any high point for ITDI and VTTSX.

Drawdown Indicators

	ITDI	VTTSX	Difference
Max Drawdown Largest peak-to-trough decline	-16.31%	-31.38%	+15.07%
Max Drawdown (1Y) Largest decline over 1 year	-9.60%	-8.93%	-0.67%
Max Drawdown (3Y) Largest decline over 3 years	—	-14.51%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-25.40%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-31.38%	—
Current Drawdown Current decline from peak	-0.79%	0.00%	-0.79%
Average Drawdown Average peak-to-trough decline	-1.57%	-4.04%	+2.47%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.18%	2.01%	+0.17%

Volatility

ITDI vs. VTTSX - Volatility Comparison

Ishares Lifepath Target Date 2065 ETF (ITDI) has a higher volatility of 3.92% compared to Vanguard Target Retirement 2060 Fund (VTTSX) at 3.36%. This indicates that ITDI's price experiences larger fluctuations and is considered to be riskier than VTTSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ITDI	VTTSX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.92%	3.36%	+0.56%
Volatility (6M) Calculated over the trailing 6-month period	10.30%	9.08%	+1.22%
Volatility (1Y) Calculated over the trailing 1-year period	12.81%	11.42%	+1.39%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.49%	14.18%	+0.31%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	14.49%	15.10%	-0.61%

ITDI vs. VTTSX - Expense Ratio Comparison

ITDI has a 0.11% expense ratio, which is higher than VTTSX's 0.08% 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

ITDI vs. VTTSX - Dividend Comparison

ITDI's dividend yield for the trailing twelve months is around 1.45%, less than VTTSX's 1.83% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ITDI Ishares Lifepath Target Date 2065 ETF	1.45%	1.63%	1.68%	0.84%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
VTTSX Vanguard Target Retirement 2060 Fund	1.83%	2.06%	2.20%	2.14%	2.09%	5.67%	1.83%	2.11%	2.33%	1.77%	1.98%	1.92%

Frequently Asked Questions

Can I hold both ITDI and VTTSX in my portfolio?

With a correlation of 0.99, ITDI and VTTSX 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, ITDI or VTTSX?

ITDI has higher volatility (3.92%) compared to VTTSX (3.36%). In terms of maximum drawdown, ITDI dropped -16.31% vs VTTSX's -31.38%.

Which has better risk-adjusted returns?

VTTSX currently has the higher Sharpe Ratio (2.51 vs 2.28), 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.