PBTP vs. TDTT

Last updated Apr 2, 2026

Compare and contrast key facts about Invesco PureBeta 0-5 Yr US TIPS ETF (PBTP) and FlexShares iBoxx 3-Year Target Duration TIPS Index Fund (TDTT).

PBTP and TDTT are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. PBTP is a passively managed fund by Invesco that tracks the performance of the ICE BofA U.S. Treasuries Inflation-Linked (0-5 Y). It was launched on Sep 22, 2017. 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 PBTP 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

PBTP vs. TDTT - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco PureBeta 0-5 Yr US TIPS ETF (PBTP) and FlexShares iBoxx 3-Year Target Duration TIPS Index Fund (TDTT). The values are adjusted to include any dividend payments, if applicable.

PBTP vs. TDTT - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PBTP Invesco PureBeta 0-5 Yr US TIPS ETF	0.97%	5.98%	4.72%	4.53%	-3.02%	5.51%	4.89%	4.72%	0.59%	0.04%
TDTT FlexShares iBoxx 3-Year Target Duration TIPS Index Fund	0.69%	6.67%	3.96%	4.40%	-4.58%	5.49%	6.84%	5.74%	0.25%	-0.16%

Returns By Period

In the year-to-date period, PBTP achieves a 0.97% return, which is significantly higher than TDTT's 0.69% return.

PBTP

• 1D: -0.08%
• 1M: 0.16%
• YTD: 0.97%
• 6M: 1.17%
• 1Y: 3.83%
• 3Y*: 4.60%
• 5Y*: 3.43%
• 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)

PBTP vs. TDTT - Expense Ratio Comparison

PBTP has a 0.07% 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

PBTP

Invesco PureBeta 0-5 Yr US TIPS ETF

Return for Risk

PBTP vs. TDTT — Risk / Return Rank

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

PBTP

PBTP Risk / Return Rank: 91
PBTP Sharpe Ratio Rank: 88
PBTP Sortino Ratio Rank: 93
PBTP Omega Ratio Rank: 92
PBTP Calmar Ratio Rank: 93
PBTP Martin Ratio Rank: 90

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.

PBTP vs. TDTT - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco PureBeta 0-5 Yr US TIPS ETF (PBTP) 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.

	PBTP	TDTT	Difference
Sharpe ratio Return per unit of total volatility	1.95	1.56	+0.38
Sortino ratio Return per unit of downside risk	2.93	2.31	+0.62
Omega ratio Gain probability vs. loss probability	1.42	1.32	+0.10
Calmar ratio Return relative to maximum drawdown	3.74	2.64	+1.11
Martin ratio Return relative to average drawdown	12.39	8.57	+3.82
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PBTP vs. TDTT - Sharpe Ratio Comparison

The current PBTP Sharpe Ratio is 1.95, which is comparable to the TDTT Sharpe Ratio of 1.56. The chart below compares the historical Sharpe Ratios of PBTP 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

	PBTP	TDTT	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.95	1.56	+0.38
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	1.21	0.82	+0.39
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.90	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.27	0.68	+0.59

Correlation

The correlation between PBTP and TDTT is 0.84, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

Dividends

PBTP vs. TDTT - Dividend Comparison

PBTP's dividend yield for the trailing twelve months is around 3.14%, less than TDTT's 3.70% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
PBTP Invesco PureBeta 0-5 Yr US TIPS ETF	3.14%	3.82%	2.59%	2.36%	5.33%	3.12%	1.25%	2.12%	2.33%	0.73%	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

PBTP vs. TDTT - Drawdown Comparison

The maximum PBTP drawdown since its inception was -5.44%, smaller than the maximum TDTT drawdown of -6.97%. Use the drawdown chart below to compare losses from any high point for PBTP and TDTT.

Drawdown Indicators

	PBTP	TDTT	Difference
Max Drawdown Largest peak-to-trough decline	-5.44%	-6.97%	+1.53%
Max Drawdown (1Y) Largest decline over 1 year	-1.03%	-1.40%	+0.37%
Max Drawdown (5Y) Largest decline over 5 years	-5.44%	-6.97%	+1.53%
Max Drawdown (10Y) Largest decline over 10 years	—	-6.97%	—
Current Drawdown Current decline from peak	-0.32%	-0.51%	+0.19%
Average Drawdown Average peak-to-trough decline	-0.77%	-1.62%	+0.85%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.31%	0.43%	-0.12%

Volatility

PBTP vs. TDTT - Volatility Comparison

The current volatility for Invesco PureBeta 0-5 Yr US TIPS ETF (PBTP) is 0.56%, while FlexShares iBoxx 3-Year Target Duration TIPS Index Fund (TDTT) has a volatility of 0.65%. This indicates that PBTP experiences smaller price fluctuations and is considered to be less risky than TDTT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PBTP	TDTT	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.56%	0.65%	-0.09%
Volatility (6M) Calculated over the trailing 6-month period	1.05%	1.19%	-0.14%
Volatility (1Y) Calculated over the trailing 1-year period	1.97%	2.35%	-0.38%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.86%	3.68%	-0.82%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.66%	3.38%	-0.72%