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TDTT · Northern Trust iBoxx 3-Year Target Duration TIPS ETF

Bond fundTracks an index0.18% fee$2.5bnSince Sep 23, 2011
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TDTT tracks an index and returned +0.4% over the past year.

+0.4%
Total return, 1 year
0.18%
Expense ratio
23
Holdings
−1.7%
Below its high
WindowTotal returnS&P 500Gap to S&P 500Gap to Nasdaq-100
3M Jul 2 – Oct 2, 2026−1.0%+3.6%−4.6 pts−6.3 pts
6M Apr 2 – Oct 2, 2026−0.7%+17.9%−18.6 pts−29.1 pts
1Y Oct 2, 2025 – Oct 2, 2026+0.4%+16.2%−15.8 pts−23.9 pts
3Y Oct 3, 2023 – Oct 2, 2026+15.3%+89.3%−74.0 pts−99.4 pts
Since listing Sep 23, 2011 – Oct 2, 2026+35.8%+781.0%−745.2 pts−1440.0 pts

TDTT over each window to Oct 2, 2026. Every figure is an ETFIQ calculation. Source: ETFIQ.

Head to head
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In plain words

TDTT tracks an index. Over the year to Oct 2, 2026 it returned +0.4% with distributions reinvested, against +16.2% for the S&P 500 and +24.3% for the Nasdaq-100. The prospectus expense ratio is 0.18% a year.
What it tracksnot read by ETFIQ
Fund typeBond fund
Category (ETFIQ)Bonds · Short-term inflation-protected
Expense ratio (485BPOS XBRL, Feb 25, 2026)0.18%
Price$23.26
Listed sinceSep 23, 2011
Net assets (SEC N-PORT, whole fund, as filed for Jul 31, 2026)$2.5bn
Below its high (ETFIQ)−1.7%
Holdings23
Top ten weight65.9%
Holdings as of (SEC N-PORT)Jul 31, 2026
Holdings for TDTT are read from the FlexShares iBoxx 3-Year Target Duration TIPS Index Fund filing, which tracks the same index; TDTT files on a different schedule.

Questions people ask about TDTT

How has TDTT performed?
Over the year to Oct 2, 2026, TDTT returned +0.4% with distributions reinvested, against +16.2% for the S&P 500. Over three years the figure is +15.3%.
What does TDTT cost?
The prospectus expense ratio is 0.18% a year.
How far is TDTT below its high?
1.7% below its high of May 13, 2026, measured on the reinvested series to Oct 2, 2026.
Sources and dates
Prices, TDTT and S&P 500Tiingo end-of-day · Oct 2, 2026
Fee, 0.18%Prospectus filing with the expense ratio (SEC) ↗
Net assets, $2.5bnSEC N-PORT, whole fund · Jul 31, 2026
SourceHoldings filing (SEC Form N-PORT) ↗

ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.

ETFIQ covers core, leveraged and inverse, buffer, thematic, option-income, alternatives and spot crypto ETFs. This fund is here because the other funds here are measured against it and portfolios hold it. ETFIQ is an independent publisher and makes no recommendations. Standards and sources

How these figures are computed →Standards and sources →Open data →
Cite this page

ETFIQ, TDTT, core fund, data as of Oct 2, 2026. https://etfiq.com/funds/tdtt

Free to use with attribution; the underlying files are at Open data.

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