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IBGLvsTLTETF Comparison

ETF 1
IBGL

iShares iBonds Dec 2055 Term Treasury ETF

This fund is part of
US Government Bonds
-0.09%
VS
ETF 2
TLT

iShares 20+ Year Treasury Bond ETF

This fund is part of
US Government Bonds
-0.09%

iShares iBonds Dec 2055 Term Treasury ETF (IBGL) 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. IBGL is less expensive with a Total Expense Ratio (TER) of 0.07%, versus 0.15% for TLT. IBGL is down -2.79% year-to-date (YTD) with +$1M in YTD flows. TLT performs worse with -2.88% YTD performance, and +$1.88B in YTD flows. Run a side-by-side ETF comparison of IBGL 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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IBGL vs TLT performance and flow charts

Performance

-0.50.00.51.01.52.0%Jul 31Aug 7Aug 14Aug 21Aug 28

Cumulative Flows

-2 B0 B2 B4 B6 BJul 31Aug 7Aug 14Aug 21Aug 28

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

Historic performance and flows
Data as of 08/31/2026
1M3MYTD1Y3Y5Y
Perf.
IBGL
TLT
+0.60%+0.76%
-2.71%-2.70%
-2.79%-2.88%
+0.40%+0.37%
n/a-3.12%
n/a-34.08%
Flows
IBGL
TLT
-+$5.46B
-+$5.72B
+$1M+$1.88B
+$2M+$1.52B
-+$13.09B
-+$46.99B
Volatility and drawdown
3M1Y3Y5Y
Volatility
IBGL
TLT
+9.35%+9.69%
+9.00%+9.37%
n/a+13.35%
n/a+15.49%
Max drawdown
IBGL
TLT
-6.08%-6.21%
-7.96%-8.29%
n/a-14.78%
n/a-43.68%
Max drawdown duration
IBGL
TLT
63d63d
183d183d
n/a714d
n/a1730d
Trading data

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IBGL
TLT
Last sale
9/1/2026 at 1:30 PM
$22.74
$81.87
Previous close
08/31/2026
$22.89
$82.52
Consolidated volume
08/31/2026
Average volume
30 days
Average discount or premium
30 days
Average Bid/Ask spread
30 days
Replication quality
Data as of September 2, 2026
1-year trailing difference

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IBGL
TLT
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst
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Main metrics
Last update 9/1/2026 at 1:30 PM
Live
Closed
IBGL
TLT
Last price
$22.74
$81.87
1D performance
-0.66%
-0.79%
AuM$5.73 M$47.05 B
E/R0.07%0.15%
Characteristics
IBGL
TLT
Management strategyPassivePassive
ProvideriSharesiShares
BenchmarkICE 2055 Maturity US Treasury IndexICE U.S. Treasury 20+ Year Bond Index
N° of holdings547
Asset class-Fixed Income
Trailing 12m distribution yield
Join
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Inception dateMarch 26, 2025July 22, 2002
ESGNoNo
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Exposure

Countries

IBGL
USA
100%
TLT
USA
100%
Other
0%

Sectors

IBGL
Sovereign
99.99%
Other
0.01%
TLT
Sovereign
100%
Other
0%

Diversification

IBGL

Total weight of top 5 holdings out of 5

100%
TLT

Total weight of top 15 holdings out of 15

59.52%

Top 15 holdings

Data as of July 31, 2026
IBGL
USA, Bonds 4.75% 15aug2055, USD
25.41%
USA, Bonds 4.75% 15may2055, USD
25.10%
USA, Bonds 4.625% 15feb2055, USD
24.88%
USA, Bonds 4.625% 15nov2055, USD
24.61%
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 IBGL and TLT

How have the IBGL and TLT ETFs performed in 2026?

As of August 31, 2026, IBGL is down -2.79% year-to-date (YTD), while TLT has lost -2.88%. That puts IBGL better performer ahead so far this year.

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

Year-to-date, the IBGL ETF saw +$1M in flows, compared to +$1.88B for TLT.

Which ETF is more volatile: IBGL or TLT?

Over the past year, IBGL had a volatility of 9%, while TLT experienced 9.37%.

Which ETF is bigger: IBGL or TLT?

As of August 31, 2026, IBGL holds $5.73 M in assets under management (AUM), while TLT manages $47.05 B.

What sectors do the IBGL and TLT ETFs invest in?

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

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

IBGL top holdings include USA, Bonds 4.75% 15aug2055, USD, USA, Bonds 4.75% 15may2055, USD and USA, Bonds 4.625% 15feb2055, 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: IBGL or TLT?

IBGL has 5 securities. TLT has 47 securities and a top 15 weight of 59.52%.

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