TDTTvsVGSHETF Comparison

ETF 1

TDTT

FlexShares iBoxx 3-Year Target Duration TIPS Index Fund ETF

This fund is part of

Inflation-linked Bonds

-0.01%

Full TDTT fund page

ETF 2

VGSH

Vanguard Short-Term Treasury ETF

This fund is part of

US Government Bonds

-0.23%

Full VGSH fund page

FlexShares iBoxx 3-Year Target Duration TIPS Index Fund ETF (TDTT) belongs to the Inflation-linked Bonds segment. Vanguard Short-Term Treasury ETF (VGSH) 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 VGSH. TDTT is up 1.49% year-to-date (YTD) with +$55M in YTD flows. VGSH performs worse with 0.95% YTD performance, and +$9.31B in YTD flows. Run a side-by-side ETF comparison of TDTT and VGSH 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 VGSH performance and flow charts

Performance

Cumulative Flows

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Data Services

Historic performance and flows

Data as of 09/01/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	TDTT VGSH	+0.03%+0.10%	-0.40%+0.41%	+1.49%+0.95%	+1.57%+2.41%	+15.42%+13.18%	+13.23%+9.83%
Flows	TDTT VGSH	+$2M+$4.59B	+$25M+$5.48B	+$55M+$9.31B	-$131M+$12.30B	+$595M+$12.33B	+$1.33B+$22.30B

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	TDTT VGSH	+1.98%+1.34%	+1.76%+1.22%	+2.57%+1.55%	+3.47%+1.95%
Max drawdown	TDTT VGSH	-0.85%-0.30%	-0.96%-0.85%	-1.47%-0.96%	-6.94%-5.72%
Max drawdown duration	TDTT VGSH	84d7d	120d123d	22d122d	819d972d

Trading data

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	TDTT	VGSH
Last sale 9/2/2026 at 1:30 PM	$23.53	$57.88
Previous close 09/01/2026	$23.54	$57.84
Consolidated volume 09/01/2026
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	VGSH
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 9/2/2026 at 1:30 PM

Live

Closed

	TDTT	VGSH
Last price	$23.53	$57.88
1D performance	-0.04%	+0.06%
AuM	$2.53 B	$34.64 B
E/R	0.19%	0.03%

Characteristics

	TDTT	VGSH
Management strategy	Passive	Passive
Provider	FlexShares	Vanguard
Benchmark	Markit iBoxx 3-Year Target Duration TIPS Index	Bloomberg US Treasury 1-3 Year Index
N° of holdings	21	91
Asset class	Bonds	Fixed Income
Trailing 12m distribution yield	Join	Join
Inception date	September 19, 2011	November 19, 2009
ESG	No	No

More TDTT data on Trackinsight

More VGSH data on Trackinsight

Exposure

Countries

TDTT

USA

100.37%

Other

-0.37%

VGSH

USA

99.39%

Other

0.61%

Sectors

TDTT

Sovereign

100.37%

Other

-0.37%

VGSH

Sovereign

99.39%

Other

0.61%

Diversification

TDTT

Total weight of top 15 holdings out of 15

88.09%

VGSH

Total weight of top 15 holdings out of 15

20.24%

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%

VGSH

USA, Notes 3.5% 31jan2028, USD (U-2028)

2.24%

USA, Notes 4.625% 30apr2029, USD (Y-2029)

1.40%

USA, Notes 4.5% 31may2029, USD (Z-2029)

1.36%

USA, Notes 4% 31jul2029, USD (AB-2029)

1.36%

USA, Notes 4.25% 30jun2029, USD (AA-2029)

1.30%

USA, Notes 4.25% 28feb2029, USD (V-2029)

1.30%

USA, Notes 4.125% 31mar2029, USD (W-2029)

1.30%

USA, Notes 2.875% 15aug2028, USD (E-2028)

1.26%

USA, Notes 3.75% 15aug2027, USD (AR-2027)

1.26%

USA, Notes 4.25% 15jan2028, USD (AJ-2028)

1.25%

USA, Notes 2.875% 15may2028, USD (C-2028)

1.25%

USA, Notes 3.875% 15jul2028, USD (AQ-2028)

1.25%

USA, Notes 3.375% 29feb2028, USD (AY-2028)

1.25%

USA, Notes 1% 31jul2028, USD (N-2028)

1.24%

USA, Notes 1.125% 29feb2028, USD (H-2028)

1.23%

Frequently asked questions about TDTT and VGSH

How have the TDTT and VGSH ETFs performed in 2026?

As of September 1, 2026, TDTT is up 1.49% year-to-date (YTD), while VGSH has returned 0.95%. That puts TDTT better performer ahead so far this year.

Which ETF is attracting more investor money: TDTT or VGSH?

Year-to-date, the TDTT ETF saw +$55M in flows, compared to +$9.31B for VGSH.

Which ETF is more volatile: TDTT or VGSH?

Over the past year, TDTT had a volatility of 1.76%, while VGSH experienced 1.22%.

Which ETF is bigger: TDTT or VGSH?

As of September 1, 2026, TDTT holds $2.53 B in assets under management (AUM), while VGSH manages $34.64 B.

What sectors do the TDTT and VGSH ETFs invest in?

TDTT leans toward sectors like Sovereign. Meanwhile, VGSH focuses on Sovereign.

What are the top holdings of the TDTT ETF and VGSH 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). VGSH holds in its top three: USA, Notes 3.5% 31jan2028, USD (U-2028), USA, Notes 4.625% 30apr2029, USD (Y-2029) and USA, Notes 4.5% 31may2029, USD (Z-2029).

TDTTvsVGSHETF Comparison

FlexShares iBoxx 3-Year Target Duration TIPS Index Fund ETF

Vanguard Short-Term Treasury ETF

TDTT vs VGSH performance and flow charts

Performance

Cumulative Flows

Get all the metrics on this page, and more, through a reliable ETF data feed

Countries

Sectors

Diversification

Top 15 holdings

How have the TDTT and VGSH ETFs performed in 2026?

As of September 1, 2026, TDTT is up 1.49% year-to-date (YTD), while VGSH has returned 0.95%. That puts TDTT better performer ahead so far this year.

Which ETF is attracting more investor money: TDTT or VGSH?

Year-to-date, the TDTT ETF saw +$55M in flows, compared to +$9.31B for VGSH.

Which ETF is more volatile: TDTT or VGSH?

Over the past year, TDTT had a volatility of 1.76%, while VGSH experienced 1.22%.

Which ETF is bigger: TDTT or VGSH?

As of September 1, 2026, TDTT holds $2.53 B in assets under management (AUM), while VGSH manages $34.64 B.

What sectors do the TDTT and VGSH ETFs invest in?

TDTT leans toward sectors like Sovereign. Meanwhile, VGSH focuses on Sovereign.

What are the top holdings of the TDTT ETF and VGSH ETF?

Which ETF is more diversified: TDTT or VGSH?

TDTT holds 21 securities with 88.09% of its assets in the top 15. VGSH has 91 securities and a top 15 weight of 20.24%.

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