TDTT vs. SCHQ

Last updated Apr 2, 2026

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

TDTT and SCHQ are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. 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. 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. Both TDTT and SCHQ 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

TDTT vs. SCHQ - Performance Comparison

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

TDTT vs. SCHQ - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
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%
SCHQ Schwab Long-Term U.S. Treasury ETF	-0.10%	5.50%	-6.44%	3.43%	-29.44%	-4.86%	17.73%	-4.02%

Returns By Period

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

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%

SCHQ

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

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

TDTT vs. SCHQ - Expense Ratio Comparison

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

TDTT

FlexShares iBoxx 3-Year Target Duration TIPS Index Fund

SCHQ

Schwab Long-Term U.S. Treasury ETF

Return for Risk

TDTT vs. SCHQ — Risk / Return Rank

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

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

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

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.

TDTT vs. SCHQ - Risk-Adjusted Trends Comparison

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

	TDTT	SCHQ	Difference
Sharpe ratio Return per unit of total volatility	1.56	-0.03	+1.60
Sortino ratio Return per unit of downside risk	2.31	0.03	+2.29
Omega ratio Gain probability vs. loss probability	1.32	1.00	+0.32
Calmar ratio Return relative to maximum drawdown	2.64	0.04	+2.59
Martin ratio Return relative to average drawdown	8.57	0.10	+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.

TDTT vs. SCHQ - Sharpe Ratio Comparison

The current TDTT Sharpe Ratio is 1.56, which is higher than the SCHQ Sharpe Ratio of -0.03. The chart below compares the historical Sharpe Ratios of TDTT and SCHQ, 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

	TDTT	SCHQ	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.56	-0.03	+1.60
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.82	-0.33	+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	0.68	-0.25	+0.93

Correlation

The correlation between TDTT and SCHQ 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

TDTT vs. SCHQ - Dividend Comparison

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

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
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%
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%

Drawdowns

TDTT vs. SCHQ - Drawdown Comparison

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

Drawdown Indicators

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

Volatility

TDTT vs. SCHQ - Volatility Comparison

The current volatility for FlexShares iBoxx 3-Year Target Duration TIPS Index Fund (TDTT) is 0.65%, while Schwab Long-Term U.S. Treasury ETF (SCHQ) has a volatility of 3.46%. This indicates that TDTT experiences smaller price fluctuations and is considered to be less risky than SCHQ based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

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