SCHQ vs. TDTT

Last updated Apr 2, 2026

Compare and contrast key facts about Schwab Long-Term U.S. Treasury ETF (SCHQ) and FlexShares iBoxx 3-Year Target Duration TIPS Index Fund (TDTT).

SCHQ and TDTT are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. SCHQ is a passively managed fund by Charles Schwab that tracks the performance of the Bloomberg U.S. Long Treasury Index. It was launched on Oct 10, 2019. TDTT is a passively managed fund by Northern Trust that tracks the performance of the iBoxx 3-Year Target Duration TIPS. It was launched on Sep 19, 2011. Both SCHQ and TDTT are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.

Performance

SCHQ vs. TDTT - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Schwab Long-Term U.S. Treasury ETF (SCHQ) and FlexShares iBoxx 3-Year Target Duration TIPS Index Fund (TDTT). The values are adjusted to include any dividend payments, if applicable.

SCHQ vs. TDTT - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
SCHQ Schwab Long-Term U.S. Treasury ETF	-0.10%	5.50%	-6.44%	3.43%	-29.44%	-4.86%	17.73%	-4.02%
TDTT FlexShares iBoxx 3-Year Target Duration TIPS Index Fund	0.69%	6.67%	3.96%	4.40%	-4.58%	5.49%	6.84%	0.97%

Returns By Period

In the year-to-date period, SCHQ achieves a -0.10% return, which is significantly lower than TDTT's 0.69% return.

SCHQ

• 1D: -0.04%
• 1M: -3.14%
• YTD: -0.10%
• 6M: -0.76%
• 1Y: -0.34%
• 3Y*: -1.57%
• 5Y*: -4.82%
• 10Y*: —

TDTT

• 1D: -0.06%
• 1M: -0.14%
• YTD: 0.69%
• 6M: 0.85%
• 1Y: 3.66%
• 3Y*: 4.29%
• 5Y*: 3.00%
• 10Y*: 3.03%

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

SCHQ vs. TDTT - Expense Ratio Comparison

SCHQ has a 0.03% expense ratio, which is lower than TDTT's 0.18% 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%.

TDTT

FlexShares iBoxx 3-Year Target Duration TIPS Index Fund

SCHQ

Schwab Long-Term U.S. Treasury ETF

Return for Risk

SCHQ vs. TDTT — Risk / Return Rank

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

SCHQ

SCHQ Risk / Return Rank: 11
SCHQ Sharpe Ratio Rank: 11
SCHQ Sortino Ratio Rank: 10
SCHQ Omega Ratio Rank: 10
SCHQ Calmar Ratio Rank: 13
SCHQ Martin Ratio Rank: 13

TDTT

TDTT Risk / Return Rank: 81
TDTT Sharpe Ratio Rank: 80
TDTT Sortino Ratio Rank: 84
TDTT Omega Ratio Rank: 80
TDTT Calmar Ratio Rank: 84
TDTT 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.

SCHQ vs. TDTT - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Schwab Long-Term U.S. Treasury ETF (SCHQ) and FlexShares iBoxx 3-Year Target Duration TIPS Index Fund (TDTT). 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.

	SCHQ	TDTT	Difference
Sharpe ratio Return per unit of total volatility	-0.03	1.56	-1.60
Sortino ratio Return per unit of downside risk	0.03	2.31	-2.29
Omega ratio Gain probability vs. loss probability	1.00	1.32	-0.32
Calmar ratio Return relative to maximum drawdown	0.04	2.64	-2.59
Martin ratio Return relative to average drawdown	0.10	8.57	-8.47
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SCHQ vs. TDTT - Sharpe Ratio Comparison

The current SCHQ Sharpe Ratio is -0.03, which is lower than the TDTT Sharpe Ratio of 1.56. The chart below compares the historical Sharpe Ratios of SCHQ and TDTT, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	SCHQ	TDTT	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.03	1.56	-1.60
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.33	0.82	-1.15
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.90	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.25	0.68	-0.93

Correlation

The correlation between SCHQ and TDTT is 0.44, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

SCHQ vs. TDTT - Dividend Comparison

SCHQ's dividend yield for the trailing twelve months is around 4.73%, more than TDTT's 3.70% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
SCHQ Schwab Long-Term U.S. Treasury ETF	4.73%	4.54%	4.58%	3.79%	2.88%	1.69%	1.51%	0.44%	0.00%	0.00%	0.00%
TDTT FlexShares iBoxx 3-Year Target Duration TIPS Index Fund	3.70%	4.52%	4.01%	3.88%	6.97%	4.53%	1.15%	1.91%	2.48%	1.88%	1.01%

Drawdowns

SCHQ vs. TDTT - Drawdown Comparison

The maximum SCHQ drawdown since its inception was -46.13%, which is greater than TDTT's maximum drawdown of -6.97%. Use the drawdown chart below to compare losses from any high point for SCHQ and TDTT.

Drawdown Indicators

	SCHQ	TDTT	Difference
Max Drawdown Largest peak-to-trough decline	-46.13%	-6.97%	-39.16%
Max Drawdown (1Y) Largest decline over 1 year	-8.46%	-1.40%	-7.06%
Max Drawdown (5Y) Largest decline over 5 years	-40.93%	-6.97%	-33.96%
Max Drawdown (10Y) Largest decline over 10 years	—	-6.97%	—
Current Drawdown Current decline from peak	-36.61%	-0.51%	-36.10%
Average Drawdown Average peak-to-trough decline	-26.08%	-1.62%	-24.46%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.88%	0.43%	+3.45%

Volatility

SCHQ vs. TDTT - Volatility Comparison

Schwab Long-Term U.S. Treasury ETF (SCHQ) has a higher volatility of 3.46% compared to FlexShares iBoxx 3-Year Target Duration TIPS Index Fund (TDTT) at 0.65%. This indicates that SCHQ's price experiences larger fluctuations and is considered to be riskier than TDTT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SCHQ	TDTT	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.46%	0.65%	+2.81%
Volatility (6M) Calculated over the trailing 6-month period	5.99%	1.19%	+4.80%
Volatility (1Y) Calculated over the trailing 1-year period	10.36%	2.35%	+8.01%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.55%	3.68%	+10.87%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.48%	3.38%	+12.10%