IBIKvsSPTLETF Comparison
VS
ETF 2
SPTL
State Street SPDR Portfolio Long Term Treasury ETF
This fund is part of
US Government Bonds
+0.07%
iShares iBonds Oct 2034 Term TIPS ETF (IBIK) belongs to the Inflation-linked Bonds segment. State Street SPDR Portfolio Long Term Treasury ETF (SPTL) is part of the US Government Bonds segment. Both ETFs have the same top 1 sector exposures: Sovereign. IBIK is more expensive with a Total Expense Ratio (TER) of 0.1%, versus 0.03% for SPTL. IBIK is down -1.33% year-to-date (YTD) with +$16M in YTD flows. SPTL performs worse with -4.73% YTD performance, and +$1.34B in YTD flows. Run a side-by-side ETF comparison of IBIK and SPTL 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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IBIK vs SPTL performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/16/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IBIK SPTL | +0.08%-0.59% | -2.33%-3.57% | -1.33%-4.73% | -1.98%-7.19% | n/a+8.25% | n/a-30.14% |
| Flows | IBIK SPTL | +$6M+$667M | +$14M+$1.40B | +$16M+$1.34B | +$19M+$148M | -+$5.31B | -+$10.82B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IBIK SPTL | +4.70%+9.61% | +4.29%+8.62% | n/a+11.80% | n/a+14.37% |
| Max drawdown | IBIK SPTL | -4.38%-7.06% | -4.98%-11.41% | n/a-13.74% | n/a-41.05% |
| Max drawdown duration | IBIK SPTL | 52d89d | 229d229d | n/a760d | n/a1776d |
Trading data
IBIK | SPTL | |
Last sale 10/16/2026 at 1:30 PM | $24.34 | $24.45 |
| Previous close 10/15/2026 | $24.28 | $24.45 |
| Consolidated volume 10/15/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of September 30, 2026
1-year trailing difference
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IBIK | SPTL | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 10/16/2026 at 1:30 PM
Live
Closed
IBIK | SPTL | |
|---|---|---|
| Last price | $24.34 | $24.45 |
| 1D performance | +0.27% | +0.00% |
| AuM | $96.08 M | $11.47 B |
| E/R | 0.1% | 0.03% |
Characteristics
IBIK | SPTL | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | iShares | State Street Investment Management |
| Benchmark | ICE 2034 Maturity US Inflation-Linked Treasury Index | Bloomberg US Long Treasury Index |
| N° of holdings | 2 | 100 |
| Asset class | - | Bonds |
| Trailing 12m distribution yield | Join | Join |
| Inception date | May 22, 2024 | May 23, 2007 |
| ESG | No | No |
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Exposure
Countries
IBIK
USA
100%
Other
0%
SPTL
USA
98.1%
Other
1.9%
Sectors
IBIK
Sovereign
100%
Other
0%
SPTL
Sovereign
98.1%
Other
1.9%
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Diversification
IBIK
Total weight of top 2 holdings out of 2
100%
SPTL
Total weight of top 15 holdings out of 15
29.18%
Top 15 holdings
Data as of August 31, 2026
IBIK
USA, TIPS 1.875% 15jul2034, USD (D-2034)
51.14%
USA, TIPS 1.75% 15jan2034, USD (A-2034)
48.86%
SPTL
USA, Bonds 5% 15may2056, USD
2.28%
USA, Bonds 4.75% 15feb2056, USD
2.19%
USA, Bonds 4.75% 15aug2055, USD
2.18%
USA, Bonds 4.75% 15may2055, USD
2.12%
USA, Bonds 4.625% 15may2054, USD
2.08%
USA, Bonds 4.625% 15nov2055, USD
2.08%
USA, Bonds 4.625% 15feb2055, USD
2.07%
USA, Bonds 4.5% 15nov2054, USD
2.04%
USA, Bonds 4.75% 15nov2053, USD
2.02%
USA, Bonds 4.25% 15aug2054, USD
1.95%
USA, Bonds 4.25% 15feb2054, USD
1.95%
USA, Bonds 4.125% 15aug2053, USD
1.74%
USA, Bonds 4% 15nov2052, USD
1.55%
USA, Bonds 1.75% 15aug2041, USD
1.50%
USA, Bonds 3.625% 15may2053, USD
1.44%
Frequently asked questions about IBIK and SPTL
How have the IBIK and SPTL ETFs performed in 2026?
As of October 16, 2026, IBIK is down -1.33% year-to-date (YTD), while SPTL has lost -4.73%. That puts IBIK better performer ahead so far this year.
Which ETF is attracting more investor money: IBIK or SPTL?
Year-to-date, the IBIK ETF saw +$16M in flows, compared to +$1.34B for SPTL.
Which ETF is more volatile: IBIK or SPTL?
Over the past year, IBIK had a volatility of 4.29%, while SPTL experienced 8.62%.
Which ETF is bigger: IBIK or SPTL?
As of October 16, 2026, IBIK holds $96.08 M in assets under management (AUM), while SPTL manages $11.47 B.
What sectors do the IBIK and SPTL ETFs invest in?
IBIK leans toward sectors like Sovereign. Meanwhile, SPTL focuses on Sovereign.
What are the top holdings of the IBIK ETF and SPTL ETF?
IBIK top holdings include USA, TIPS 1.875% 15jul2034, USD (D-2034) and USA, TIPS 1.75% 15jan2034, USD (A-2034). SPTL holds in its top three: USA, Bonds 5% 15may2056, USD, USA, Bonds 4.75% 15feb2056, USD and USA, Bonds 4.75% 15aug2055, USD.
Which ETF is more diversified: IBIK or SPTL?
IBIK has 2 securities. SPTL has 101 securities and a top 15 weight of 29.18%.
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