TLTvsSPTIETF Comparison

ETF 1

TLT

iShares 20+ Year Treasury Bond ETF

This fund is part of

US Government Bonds

+0.3%

Full TLT fund page

ETF 2

SPTI

State Street SPDR Portfolio Intermediate Term Treasury ETF

This fund is part of

US Government Bonds

+0.3%

Full SPTI fund page

iShares 20+ Year Treasury Bond ETF (TLT) and State Street SPDR Portfolio Intermediate Term Treasury ETF (SPTI) belong to the same industry segment: US Government Bonds. TLT's top 2 sector exposures are Sovereign and Non-Corporate. In contrast, SPTI's top sector exposures are Sovereign. TLT is more expensive with a Total Expense Ratio (TER) of 0.15%, versus 0.03% for SPTI. TLT is down -3.34% year-to-date (YTD) with +$2.16B in YTD flows. SPTI performs better with -1.83% YTD performance, and +$1.28B in YTD flows. Run a side-by-side ETF comparison of TLT and SPTI 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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TLT vs SPTI performance and flow charts

Performance

Cumulative Flows

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Data Services

Historic performance and flows

Data as of 09/21/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	TLT SPTI	+0.13%-1.38%	-3.88%-1.35%	-3.34%-1.83%	-3.53%-0.82%	+2.42%+12.16%	-35.34%-1.91%
Flows	TLT SPTI	+$761M-$83M	+$8.00B+$456M	+$2.16B+$1.28B	+$2.75B+$1.70B	+$13.42B+$6.62B	+$46.61B+$8.15B

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	TLT SPTI	+9.75%+3.39%	+9.14%+3.34%	+13.23%+4.41%	+15.46%+5.36%
Max drawdown	TLT SPTI	-6.62%-2.41%	-8.69%-3.69%	-14.78%-4.32%	-43.68%-14.50%
Max drawdown duration	TLT SPTI	84d85d	204d204d	735d198d	1751d1491d

Trading data

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	TLT	SPTI
Last sale 9/22/2026 at 1:56 PM	$81.83	$27.60
Previous close 09/21/2026	$81.80	$27.59
Consolidated volume 09/21/2026
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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	TLT	SPTI
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 9/22/2026 at 1:56 PM

Live

Closed

	TLT	SPTI
Last price	$81.83	$27.60
1D performance	+0.04%	+0.04%
AuM	$46.93 B	$10.45 B
E/R	0.15%	0.03%

Characteristics

	TLT	SPTI
Management strategy	Passive	Passive
Provider	iShares	State Street Investment Management
Benchmark	ICE U.S. Treasury 20+ Year Bond Index	Bloomberg 3-10 Year U.S. Treasury Index
N° of holdings	47	103
Asset class	Fixed Income	Bonds
Trailing 12m distribution yield	Join	Join
Inception date	July 22, 2002	May 23, 2007
ESG	No	No

More TLT data on Trackinsight

More SPTI data on Trackinsight

Exposure

Countries

TLT

USA

100%

Other

SPTI

USA

98.7%

Other

1.3%

Sectors

TLT

Sovereign

100%

Other

SPTI

Sovereign

98.7%

Other

1.3%

Diversification

TLT

Total weight of top 15 holdings out of 15

59.52%

SPTI

Total weight of top 15 holdings out of 15

26.58%

Top 15 holdings

Data as of July 31, 2026

TLT

USA, Bonds 4.125% 15aug2053, USD

4.68%

USA, Bonds 4.75% 15nov2053, USD

4.55%

USA, Bonds 4.75% 15may2055, USD

4.51%

USA, Bonds 4.625% 15may2054, USD

4.45%

USA, Bonds 4.25% 15feb2054, USD

4.13%

USA, Bonds 4.75% 15feb2056, USD

4.04%

USA, Bonds 4.25% 15aug2054, USD

4.03%

USA, Bonds 3.625% 15may2053, USD

3.90%

USA, Bonds 4.625% 15feb2055, USD

3.89%

USA, Bonds 2% 15aug2051, USD

3.80%

USA, Bonds 4.5% 15nov2054, USD

3.79%

USA, Bonds 1.875% 15nov2051, USD

3.79%

USA, Bonds 4% 15nov2052, USD

3.66%

USA, Bonds 4.625% 15nov2055, USD

3.25%

USA, Bonds 3.625% 15feb2053, USD

3.04%

SPTI

USA, Notes 4.625% 15feb2035, USD (B-2035)

1.95%

USA, Notes 4.25% 15aug2035, USD (E-2035)

1.92%

USA, Notes 4.25% 15nov2034, USD (F-2034)

1.91%

USA, Notes 4.25% 15may2035, USD (C-2035)

1.89%

USA, Notes 4.375% 15may2034, USD (C-2034)

1.86%

USA, Notes 4% 15feb2034, USD (B-2034)

1.84%

USA, Notes 4.5% 15nov2033, USD (F-2033)

1.82%

USA, Notes 3.875% 15aug2034, USD (E-2034)

1.78%

USA, Notes 4% 15nov2035, USD (F-2035)

1.76%

USA, Notes 4% 28feb2030, USD (H-2030)

1.74%

USA, Notes 4.125% 15feb2036, USD (B-2036)

1.69%

USA, Notes 2.75% 15aug2032, USD (E-2032)

1.65%

USA, Notes 3.875% 15aug2033, USD (E-2033)

1.61%

USA, Notes 4.125% 15nov2032, USD (F-2032)

1.61%

USA, Notes 4.375% 15may2036, USD (C-2036)

1.54%

Frequently asked questions about TLT and SPTI

How have the TLT and SPTI ETFs performed in 2026?

As of September 21, 2026, TLT is down -3.34% year-to-date (YTD), while SPTI has lost -1.83%. That puts SPTI better performer ahead so far this year.

Which ETF is attracting more investor money: TLT or SPTI?

Year-to-date, the TLT ETF saw +$2.16B in flows, compared to +$1.28B for SPTI.

Which ETF is more volatile: TLT or SPTI?

Over the past year, TLT had a volatility of 9.14%, while SPTI experienced 3.34%.

Which ETF is bigger: TLT or SPTI?

As of September 21, 2026, TLT holds $46.93 B in assets under management (AUM), while SPTI manages $10.45 B.

What sectors do the TLT and SPTI ETFs invest in?

TLT leans toward sectors like Sovereign. Meanwhile, SPTI focuses on Sovereign.

What are the top holdings of the TLT ETF and SPTI ETF?

TLT top holdings include USA, Bonds 4.125% 15aug2053, USD, USA, Bonds 4.75% 15nov2053, USD and USA, Bonds 4.75% 15may2055, USD. SPTI holds in its top three: USA, Notes 4.625% 15feb2035, USD (B-2035), USA, Notes 4.25% 15aug2035, USD (E-2035) and USA, Notes 4.25% 15nov2034, USD (F-2034).

TLTvsSPTIETF Comparison

iShares 20+ Year Treasury Bond ETF

State Street SPDR Portfolio Intermediate Term Treasury ETF

TLT vs SPTI 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 TLT and SPTI ETFs performed in 2026?

As of September 21, 2026, TLT is down -3.34% year-to-date (YTD), while SPTI has lost -1.83%. That puts SPTI better performer ahead so far this year.

Which ETF is attracting more investor money: TLT or SPTI?

Year-to-date, the TLT ETF saw +$2.16B in flows, compared to +$1.28B for SPTI.

Which ETF is more volatile: TLT or SPTI?

Over the past year, TLT had a volatility of 9.14%, while SPTI experienced 3.34%.

Which ETF is bigger: TLT or SPTI?

As of September 21, 2026, TLT holds $46.93 B in assets under management (AUM), while SPTI manages $10.45 B.

What sectors do the TLT and SPTI ETFs invest in?

TLT leans toward sectors like Sovereign. Meanwhile, SPTI focuses on Sovereign.

What are the top holdings of the TLT ETF and SPTI ETF?

TLT top holdings include USA, Bonds 4.125% 15aug2053, USD, USA, Bonds 4.75% 15nov2053, USD and USA, Bonds 4.75% 15may2055, USD. SPTI holds in its top three: USA, Notes 4.625% 15feb2035, USD (B-2035), USA, Notes 4.25% 15aug2035, USD (E-2035) and USA, Notes 4.25% 15nov2034, USD (F-2034).

Which ETF is more diversified: TLT or SPTI?

TLT holds 47 securities with 59.52% of its assets in the top 15. SPTI has 103 securities and a top 15 weight of 26.58%.

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