TDTTvsVGITETF Comparison
ETF 1
TDTT
Northern Trust iBoxx 3-Year Target Duration TIPS ETF
This fund is part of
Inflation-linked Bonds
+0.04%
VS
ETF 2
VGIT
Vanguard Intermediate-Term Government Bond ETF
This fund is part of
US Government Bonds
+0.07%
Northern Trust iBoxx 3-Year Target Duration TIPS ETF (TDTT) belongs to the Inflation-linked Bonds segment. Vanguard Intermediate-Term Government Bond ETF (VGIT) is part of the US Government Bonds segment. Both ETFs have the same top 1 sector exposures: Sovereign. TDTT is more expensive with a Total Expense Ratio (TER) of 0.19%, versus 0.03% for VGIT. TDTT is up 1.53% year-to-date (YTD) with +$57M in YTD flows. VGIT performs worse with -0.85% YTD performance, and +$4.76B in YTD flows. Run a side-by-side ETF comparison of TDTT and VGIT below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
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TDTT vs VGIT performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/02/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | TDTT VGIT | +0.07%-0.21% | -0.36%-0.55% | +1.53%-0.85% | +1.61%+0.71% | +15.49%+12.15% | +13.14%-1.15% |
| Flows | TDTT VGIT | +$4M-$2.35B | +$26M-$571M | +$57M+$4.76B | -$129M+$8.43B | +$590M+$23.19B | +$1.33B+$33.63B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | TDTT VGIT | +1.98%+3.46% | +1.76%+3.28% | +2.57%+4.38% | +3.47%+5.36% |
| Max drawdown | TDTT VGIT | -0.85%-1.27% | -0.96%-2.82% | -1.47%-4.32% | -6.94%-14.75% |
| Max drawdown duration | TDTT VGIT | 83d65d | 121d185d | 22d198d | 819d1532d |
Trading data
TDTT | VGIT | |
Last sale 9/3/2026 at 1:30 PM | $23.55 | $57.97 |
| Previous close 09/02/2026 | $23.53 | $57.92 |
| Consolidated volume 09/02/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of August 31, 2026
1-year trailing difference
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TDTT | VGIT | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/3/2026 at 1:30 PM
Live
Closed
TDTT | VGIT | |
|---|---|---|
| Last price | $23.55 | $57.97 |
| 1D performance | +0.08% | +0.09% |
| AuM | $2.53 B | $39.75 B |
| E/R | 0.19% | 0.03% |
Characteristics
TDTT | VGIT | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | Northern Trust | Vanguard |
| Benchmark | Markit iBoxx 3-Year Target Duration TIPS Index | Bloomberg U.S. 3–10 Year Government Float Adjusted Index |
| N° of holdings | 21 | 103 |
| Asset class | Bonds | Bonds |
| Trailing 12m distribution yield | Join | Join |
| Inception date | September 19, 2011 | November 19, 2009 |
| ESG | No | No |
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Exposure
Countries
TDTT
USA
100.37%
Other
-0.37%
VGIT
USA
99.59%
Other
0.41%
Sectors
TDTT
Sovereign
100.37%
Other
-0.37%
VGIT
Sovereign
99.59%
Other
0.41%
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Diversification
TDTT
Total weight of top 15 holdings out of 15
88.09%
VGIT
Total weight of top 15 holdings out of 15
26.87%
Top 15 holdings
Data as of July 31, 2026
TDTT
USA, TIPS 0.25% 15jul2029, USD (D-2029)
11.35%
USA, TIPS 1.625% 15oct2029, USD (AE-2029)
11.18%
USA, TIPS 0.875% 15jan2029, USD (A-2029)
10.67%
USA, TIPS 2.125% 15apr2029, USD (X-2029)
10.64%
USA, TIPS 3.875% 15apr2029, USD
9.40%
USA, TIPS 1.25% 15apr2031, USD (X-2031)
3.90%
USA, TIPS 1.125% 15oct2030, USD (AE-2030)
3.66%
USA, TIPS 1.625% 15apr2030, USD (X-2030)
3.61%
USA, TIPS 0.125% 15jul2031, USD (D-2031)
3.55%
USA, TIPS 0.5% 15jan2028, USD (A-2028)
3.47%
USA, TIPS 0.125% 15jul2030, USD (D-2030)
3.46%
USA, TIPS 0.125% 15jan2031, USD (A-2031)
3.44%
USA, TIPS 0.125% 15jan2030, USD (A-2030)
3.39%
USA, TIPS 0.75% 15jul2028, USD (D-2028)
3.23%
USA, TIPS 2.375% 15oct2028, USD (AE-2028)
3.13%
VGIT
USA, Notes 4.625% 15feb2035, USD (B-2035)
1.94%
USA, Notes 4.375% 15may2034, USD (C-2034)
1.91%
USA, Notes 4.25% 15nov2034, USD (F-2034)
1.90%
USA, Notes 3.875% 15aug2034, USD (E-2034)
1.86%
USA, Notes 4.375% 15may2036, USD (C-2036)
1.85%
USA, Notes 4.125% 15feb2036, USD (B-2036)
1.84%
USA, Notes 4.25% 15may2035, USD (C-2035)
1.84%
USA, Notes 4.25% 15aug2035, USD (E-2035)
1.84%
USA, Notes 4% 15feb2034, USD (B-2034)
1.82%
USA, Notes 4% 15nov2035, USD (F-2035)
1.80%
USA, Notes 4.5% 15nov2033, USD (F-2033)
1.80%
USA, Notes 4% 28feb2030, USD (H-2030)
1.65%
USA, Notes 3.875% 15aug2033, USD (E-2033)
1.63%
USA, Notes 1.25% 15aug2031, USD (E-2031)
1.61%
USA, Notes 4.125% 15nov2032, USD (F-2032)
1.58%
Frequently asked questions about TDTT and VGIT
How have the TDTT and VGIT ETFs performed in 2026?
As of September 2, 2026, TDTT is up 1.53% year-to-date (YTD), while VGIT has lost -0.85%. That puts TDTT better performer ahead so far this year.
Which ETF is attracting more investor money: TDTT or VGIT?
Year-to-date, the TDTT ETF saw +$57M in flows, compared to +$4.76B for VGIT.
Which ETF is more volatile: TDTT or VGIT?
Over the past year, TDTT had a volatility of 1.76%, while VGIT experienced 3.28%.
Which ETF is bigger: TDTT or VGIT?
As of September 2, 2026, TDTT holds $2.53 B in assets under management (AUM), while VGIT manages $39.75 B.
What sectors do the TDTT and VGIT ETFs invest in?
TDTT leans toward sectors like Sovereign. Meanwhile, VGIT focuses on Sovereign.
What are the top holdings of the TDTT ETF and VGIT ETF?
TDTT top holdings include USA, TIPS 0.25% 15jul2029, USD (D-2029), USA, TIPS 1.625% 15oct2029, USD (AE-2029) and USA, TIPS 0.875% 15jan2029, USD (A-2029). VGIT holds in its top three: USA, Notes 4.625% 15feb2035, USD (B-2035), USA, Notes 4.375% 15may2034, USD (C-2034) and USA, Notes 4.25% 15nov2034, USD (F-2034).
Which ETF is more diversified: TDTT or VGIT?
TDTT holds 21 securities with 88.09% of its assets in the top 15. VGIT has 103 securities and a top 15 weight of 26.87%.
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Latest news about TDTT & VGIT
The Weekly ETF Market Monitor (August 24-28, 2026)
August 31, 2026
VGIT
ETF Insights: Top 5 Fund Flows and Segments for August 2023
September 7, 2023
VGIT
The Ray Dalio All-Weather ETF Portfolio
July 20, 2022
VGIT
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