IBTOvsTLTETF Comparison
VS
iShares iBonds Dec 2033 Term Treasury ETF (IBTO) 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. IBTO is less expensive with a Total Expense Ratio (TER) of 0.07%, versus 0.15% for TLT. IBTO is down -1.21% year-to-date (YTD) with +$66M in YTD flows. TLT performs worse with -3.17% YTD performance, and +$1.82B in YTD flows. Run a side-by-side ETF comparison of IBTO 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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IBTO vs TLT performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/02/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IBTO TLT | -0.31%+0.08% | -0.86%-3.21% | -1.21%-3.17% | +0.50%+0.07% | +10.70%-0.55% | n/a-34.63% |
| Flows | IBTO TLT | +$20M+$5.25B | +$29M+$6.11B | +$66M+$1.82B | +$109M+$1.46B | +$459M+$13.08B | -+$46.93B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IBTO TLT | +4.22%+9.63% | +4.18%+9.34% | +6.29%+13.29% | n/a+15.49% |
| Max drawdown | IBTO TLT | -1.68%-6.21% | -3.64%-8.29% | -6.89%-14.78% | n/a-43.68% |
| Max drawdown duration | IBTO TLT | 65d65d | 185d185d | 318d716d | n/a1732d |
Trading data
IBTO | TLT | |
Last sale 9/3/2026 at 1:30 PM | $23.61 | $82.07 |
| Previous close 09/02/2026 | $23.59 | $81.95 |
| 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 September 3, 2026
1-year trailing difference
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IBTO | 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 9/3/2026 at 1:30 PM
Live
Closed
IBTO | TLT | |
|---|---|---|
| Last price | $23.61 | $82.07 |
| 1D performance | +0.08% | +0.15% |
| AuM | $480.04 M | $46.67 B |
| E/R | 0.07% | 0.15% |
Characteristics
IBTO | TLT | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | iShares | iShares |
| Benchmark | ICE Bofa 2033 Maturity US Treasury Index | ICE U.S. Treasury 20+ Year Bond Index |
| N° of holdings | 11 | 47 |
| Asset class | Fixed Income | Fixed Income |
| Trailing 12m distribution yield | Join | Join |
| Inception date | June 29, 2023 | July 22, 2002 |
| ESG | No | No |
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Exposure
Countries
IBTO
USA
100%
Other
0%
TLT
USA
100%
Other
0%
Sectors
IBTO
Sovereign
99.97%
Other
0.03%
TLT
Sovereign
100%
Other
0%
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Diversification
IBTO
Total weight of top 11 holdings out of 11
100%
TLT
Total weight of top 15 holdings out of 15
59.52%
Top 15 holdings
Data as of July 31, 2026
IBTO
USA, Notes 4.5% 15nov2033, USD (F-2033)
17.44%
USA, Notes 3.875% 15aug2033, USD (E-2033)
15.72%
USA, Notes 3.5% 15feb2033, USD (B-2033)
14.35%
USA, Notes 3.375% 15may2033, USD (C-2033)
13.86%
USA, Notes 4.25% 31mar2033, USD (J-2033)
7.69%
USA, Notes 4.25% 30jun2033, USD (M-2033)
6.48%
USA, Notes 3.75% 28feb2033, USD (H-2033)
6.41%
USA, Notes 4.25% 31may2033, USD (L-2033)
6.38%
USA, Notes 4% 31jan2033, USD (G-2033)
6.19%
USA, Notes 4.125% 30apr2033, USD (K-2033)
5.45%
BlackRock Cash Funds - Treasury
0.03%
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 IBTO and TLT
How have the IBTO and TLT ETFs performed in 2026?
As of September 2, 2026, IBTO is down -1.21% year-to-date (YTD), while TLT has lost -3.17%. That puts IBTO better performer ahead so far this year.
Which ETF is attracting more investor money: IBTO or TLT?
Year-to-date, the IBTO ETF saw +$66M in flows, compared to +$1.82B for TLT.
Which ETF is more volatile: IBTO or TLT?
Over the past year, IBTO had a volatility of 4.18%, while TLT experienced 9.34%.
Which ETF is bigger: IBTO or TLT?
As of September 2, 2026, IBTO holds $480.04 M in assets under management (AUM), while TLT manages $46.67 B.
What sectors do the IBTO and TLT ETFs invest in?
IBTO leans toward sectors like Sovereign. Meanwhile, TLT focuses on Sovereign.
What are the top holdings of the IBTO ETF and TLT ETF?
IBTO top holdings include USA, Notes 4.5% 15nov2033, USD (F-2033), USA, Notes 3.875% 15aug2033, USD (E-2033) and USA, Notes 3.5% 15feb2033, USD (B-2033). 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: IBTO or TLT?
IBTO has 11 securities. TLT has 47 securities and a top 15 weight of 59.52%.
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