ITDF vs. TBIL

Last updated Jun 4, 2026

ITDF (Ishares Lifepath Target Date 2050 ETF) and TBIL (US Treasury 3 Month Bill ETF) are both exchange-traded funds - ITDF is a Target Retirement Date fund actively managed by iShares, while TBIL is a Ultrashort Bond fund tracking the ICE BofA US Treasury Bill 3 Month Index. ITDF is actively managed, while TBIL is passively managed. Over the past year, ITDF returned 27.50% vs 3.93% for TBIL. At a 0.06 correlation, their price movements are largely independent. ITDF charges 0.11%/yr vs 0.15%/yr for TBIL.

Performance

ITDF vs. TBIL - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Ishares Lifepath Target Date 2050 ETF (ITDF) and US Treasury 3 Month Bill ETF (TBIL). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ITDF achieves a 11.50% return, which is significantly higher than TBIL's 1.49% return.

ITDF

• 1D: -0.76%
• 1M: 4.54%
• YTD: 11.50%
• 6M: 12.25%
• 1Y: 27.50%
• 3Y*: —
• 5Y*: —
• 10Y*: —

TBIL

• 1D: 0.00%
• 1M: 0.30%
• YTD: 1.49%
• 6M: 1.78%
• 1Y: 3.93%
• 3Y*: 4.64%
• 5Y*: —
• 10Y*: —

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

ITDF vs. TBIL - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
ITDF Ishares Lifepath Target Date 2050 ETF	11.50%	20.86%	16.15%	12.92%
TBIL US Treasury 3 Month Bill ETF	1.49%	4.19%	5.15%	1.03%

Correlation

The correlation between ITDF and TBIL is 0.04, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.04
Correlation (All Time) Calculated using the full available price history since Oct 20, 2023	0.06

Return for Risk

ITDF vs. TBIL — Risk / Return Rank

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

ITDF

ITDF Risk / Return Rank: 67
ITDF Sharpe Ratio Rank: 69
ITDF Sortino Ratio Rank: 70
ITDF Omega Ratio Rank: 68
ITDF Calmar Ratio Rank: 59
ITDF Martin Ratio Rank: 70

TBIL

TBIL Risk / Return Rank: 100
TBIL Sharpe Ratio Rank: 100
TBIL Sortino Ratio Rank: 100
TBIL Omega Ratio Rank: 100
TBIL Calmar Ratio Rank: 100
TBIL Martin Ratio Rank: 100

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.

ITDF vs. TBIL - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Ishares Lifepath Target Date 2050 ETF (ITDF) and US Treasury 3 Month Bill ETF (TBIL). 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.

	ITDF	TBIL	Difference
Sharpe ratio: Return per unit of total volatility	2.29	13.78	-11.48
Sortino ratio: Return per unit of downside risk	3.22	58.40	-55.18
Omega ratio: Gain probability vs. loss probability	1.42	17.16	-15.74
Calmar ratio: Return relative to maximum drawdown	2.97	196.84	-193.87
Martin ratio: Return relative to average drawdown	13.13	934.41	-921.28
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ITDF vs. TBIL - Sharpe Ratio Comparison

The current ITDF Sharpe Ratio is 2.29, which is lower than the TBIL Sharpe Ratio of 13.78. The chart below compares the historical Sharpe Ratios of ITDF and TBIL, 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

	ITDF	TBIL	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.29	13.78	-11.48
Sharpe Ratio (All Time) Calculated using the full available price history	1.76	14.07	-12.31

Drawdowns

ITDF vs. TBIL - Drawdown Comparison

The maximum ITDF drawdown since its inception was -15.67%, which is greater than TBIL's maximum drawdown of -0.10%. Use the drawdown chart below to compare losses from any high point for ITDF and TBIL.

Drawdown Indicators

	ITDF	TBIL	Difference
Max Drawdown Largest peak-to-trough decline	-15.67%	-0.10%	-15.57%
Max Drawdown (1Y) Largest decline over 1 year	-9.32%	-0.02%	-9.30%
Max Drawdown (3Y) Largest decline over 3 years	—	-0.02%	—
Current Drawdown Current decline from peak	-0.76%	0.00%	-0.76%
Average Drawdown Average peak-to-trough decline	-1.51%	-0.00%	-1.51%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.10%	0.00%	+2.10%

Volatility

ITDF vs. TBIL - Volatility Comparison

Ishares Lifepath Target Date 2050 ETF (ITDF) has a higher volatility of 3.79% compared to US Treasury 3 Month Bill ETF (TBIL) at 0.08%. This indicates that ITDF's price experiences larger fluctuations and is considered to be riskier than TBIL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ITDF	TBIL	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.79%	0.08%	+3.71%
Volatility (6M) Calculated over the trailing 6-month period	9.67%	0.19%	+9.48%
Volatility (1Y) Calculated over the trailing 1-year period	12.04%	0.29%	+11.75%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	13.88%	0.32%	+13.56%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	13.88%	0.32%	+13.56%

ITDF vs. TBIL - Expense Ratio Comparison

ITDF has a 0.11% expense ratio, which is lower than TBIL's 0.15% 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

ITDF vs. TBIL - Dividend Comparison

ITDF's dividend yield for the trailing twelve months is around 1.48%, less than TBIL's 3.82% yield.

Position	TTM	2025	2024	2023	2022
ITDF Ishares Lifepath Target Date 2050 ETF	1.48%	1.65%	1.55%	0.85%	0.00%
TBIL US Treasury 3 Month Bill ETF	3.82%	4.07%	5.02%	5.00%	1.10%

Frequently Asked Questions

Can I hold both ITDF and TBIL in my portfolio?

ITDF and TBIL have a correlation of 0.04, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ITDF or TBIL?

ITDF has higher volatility (3.79%) compared to TBIL (0.08%). In terms of maximum drawdown, ITDF dropped -15.67% vs TBIL's -0.10%.

Which ETF is better, ITDF or TBIL?

On 1-year performance, ITDF leads with 27.50% vs 3.93% for TBIL. On fees, ITDF is cheaper at 0.11% per year. On volatility, TBIL has been the lower-risk option at 0.08%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, ITDF or TBIL?

Over the 1-year period, ITDF has performed better with a 27.50% return vs 3.93%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, ITDF or TBIL?

ITDF is cheaper with a 0.11% expense ratio, compared with 0.15% for TBIL.

Which ETF pays a higher dividend yield, ITDF or TBIL?

TBIL has the higher dividend yield at 3.82%, compared with 1.48% for ITDF.

What is the main difference between ITDF and TBIL?

ITDF is categorized as Target Retirement Date, while TBIL is Ultrashort Bond. They also come from different issuers: iShares and US Benchmark Series. Their fees differ too: 0.11% for ITDF and 0.15% for TBIL.

Which has better risk-adjusted returns?

TBIL currently has the higher Sharpe Ratio (13.78 vs 2.29), 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.