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IBGBvsTLTETF Comparison

ETF 1

IBGB

iShares iBonds Dec 2045 Term Treasury ETF

This fund is part of

US Government Bonds

-0.23%

Full IBGB fund page

VS

ETF 2

TLT

iShares 20+ Year Treasury Bond ETF

This fund is part of

US Government Bonds

-0.23%

Full TLT fund page

iShares iBonds Dec 2045 Term Treasury ETF (IBGB) and iShares 20+ Year Treasury Bond ETF (TLT) belong to the same industry segment: US Government Bonds. Both ETFs have the same top 2 sector exposures: Sovereign and Non-Corporate. IBGB is less expensive with a Total Expense Ratio (TER) of 0.07%, versus 0.15% for TLT. IBGB is down -2.55% year-to-date (YTD) with +$2M in YTD flows. TLT performs worse with -3.27% YTD performance, and +$2.13B in YTD flows. Run a side-by-side ETF comparison of IBGB and TLT 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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IBGB vs TLT performance and flow charts

Performance

Cumulative Flows

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Daily, global ETF data for advanced analysis or integration into apps (API), from our partner Trackinsight.

Data Services

Historic performance and flows

Data as of 09/01/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	IBGB TLT	+0.05%-0.02%	-2.32%-3.09%	-2.55%-3.27%	+0.66%-0.02%	n/a-1.99%	n/a-34.42%
Flows	IBGB TLT	-+$5.56B	+$1M+$5.98B	+$2M+$2.13B	+$5M+$1.78B	-+$13.29B	-+$47.29B

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	IBGB TLT	+8.34%+9.64%	+8.12%+9.36%	n/a+13.32%	n/a+15.49%
Max drawdown	IBGB TLT	-4.81%-6.21%	-6.80%-8.29%	n/a-14.78%	n/a-43.68%
Max drawdown duration	IBGB TLT	64d64d	184d184d	n/a715d	n/a1731d

Trading data

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	IBGB	TLT
Last sale 9/2/2026 at 1:30 PM	$23.33	$81.95
Previous close 09/01/2026	$23.30	$81.87
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 September 3, 2026

1-year trailing difference

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	IBGB	TLT
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

	IBGB	TLT
Last price	$23.33	$81.95
1D performance	+0.11%	+0.10%
AuM	$9.32 M	$46.93 B
E/R	0.07%	0.15%

Characteristics

	IBGB	TLT
Management strategy	Passive	Passive
Provider	iShares	iShares
Benchmark	ICE 2045 Maturity US Treasury Index	ICE U.S. Treasury 20+ Year Bond Index
N° of holdings	9	47
Asset class	-	Fixed Income
Trailing 12m distribution yield	Join	Join
Inception date	March 26, 2025	July 22, 2002
ESG	No	No

More IBGB data on Trackinsight

More TLT data on Trackinsight

Exposure

Countries

IBGB

USA

100%

TLT

USA

100%

Other

0%

Sectors

IBGB

Sovereign

99.99%

Other

0.01%

TLT

Sovereign

100%

Other

0%

Diversification

IBGB

Total weight of top 9 holdings out of 9

100%

TLT

Total weight of top 15 holdings out of 15

59.52%

Top 15 holdings

Data as of July 31, 2026

IBGB

USA, Bonds 5% 15may2045, USD

18.85%

USA, Bonds 4.875% 15aug2045, USD

18.76%

USA, Bonds 4.75% 15feb2045, USD

18.48%

USA, Bonds 4.625% 15nov2045, USD

17.93%

USA, Bonds 2.5% 15feb2045, USD

10.20%

USA, Bonds 2.875% 15aug2045, USD

6.54%

USA, Bonds 3% 15may2045, USD

5.02%

USA, Bonds 3% 15nov2045, USD

4.20%

BlackRock Cash Funds - Treasury

0.01%

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%

Frequently asked questions about IBGB and TLT

How have the IBGB and TLT ETFs performed in 2026?

As of September 1, 2026, IBGB is down -2.55% year-to-date (YTD), while TLT has lost -3.27%. That puts IBGB better performer ahead so far this year.

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

Year-to-date, the IBGB ETF saw +$2M in flows, compared to +$2.13B for TLT.

Which ETF is more volatile: IBGB or TLT?

Over the past year, IBGB had a volatility of 8.12%, while TLT experienced 9.36%.

Which ETF is bigger: IBGB or TLT?

As of September 1, 2026, IBGB holds $9.32 M in assets under management (AUM), while TLT manages $46.93 B.

What sectors do the IBGB and TLT ETFs invest in?

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

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

IBGB top holdings include USA, Bonds 5% 15may2045, USD, USA, Bonds 4.875% 15aug2045, USD and USA, Bonds 4.75% 15feb2045, USD. TLT holds in its top three: USA, Bonds 4.125% 15aug2053, USD, USA, Bonds 4.75% 15nov2053, USD and USA, Bonds 4.75% 15may2055, USD.

IBGBvsTLTETF Comparison

iShares iBonds Dec 2045 Term Treasury ETF

iShares 20+ Year Treasury Bond ETF

IBGB vs TLT 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 IBGB and TLT ETFs performed in 2026?

As of September 1, 2026, IBGB is down -2.55% year-to-date (YTD), while TLT has lost -3.27%. That puts IBGB better performer ahead so far this year.

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

Year-to-date, the IBGB ETF saw +$2M in flows, compared to +$2.13B for TLT.

Which ETF is more volatile: IBGB or TLT?

Over the past year, IBGB had a volatility of 8.12%, while TLT experienced 9.36%.

Which ETF is bigger: IBGB or TLT?

As of September 1, 2026, IBGB holds $9.32 M in assets under management (AUM), while TLT manages $46.93 B.

What sectors do the IBGB and TLT ETFs invest in?

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

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

IBGB top holdings include USA, Bonds 5% 15may2045, USD, USA, Bonds 4.875% 15aug2045, USD and USA, Bonds 4.75% 15feb2045, USD. TLT holds in its top three: USA, Bonds 4.125% 15aug2053, USD, USA, Bonds 4.75% 15nov2053, USD and USA, Bonds 4.75% 15may2055, USD.

Which ETF is more diversified: IBGB or TLT?

IBGB has 9 securities. TLT has 47 securities and a top 15 weight of 59.52%.

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