SPTUvsBILZETF Comparison
ETF 1
SPTU
State Street SPDR Portfolio Ultra Short T-Bill ETF
This fund is part of
Money Market Bonds
+0.01%
VS
State Street SPDR Portfolio Ultra Short T-Bill ETF (SPTU) and PIMCO Ultra Short Government Active ETF (BILZ) belong to the same industry segment: Money Market Bonds. Both ETFs have the same top 1 sector exposures: Sovereign. SPTU is less expensive with a Total Expense Ratio (TER) of 0.05%, versus 0.14% for BILZ. SPTU is up 2.8% year-to-date (YTD) with +$6M in YTD flows. BILZ performs worse with 2.8% YTD performance, and +$95M in YTD flows. Run a side-by-side ETF comparison of SPTU and BILZ 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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SPTU vs BILZ performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/14/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | SPTU BILZ | +0.31%+0.31% | +0.89%+0.90% | +2.80%+2.80% | +3.69%+3.67% | n/a+14.04% | n/an/a |
| Flows | SPTU BILZ | +$3M+$26M | +$3M-$89M | +$6M+$95M | +$7M+$70M | -+$868M | -- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | SPTU BILZ | +0.16%+0.16% | +0.15%+0.15% | n/a+0.19% | n/an/a |
| Max drawdown | SPTU BILZ | n/an/a | n/an/a | n/an/a | n/an/a |
| Max drawdown duration | SPTU BILZ | n/an/a | n/an/a | n/an/a | n/an/a |
Trading data
SPTU | BILZ | |
Last sale 10/15/2026 at 2:11 PM | $25.04 | $100.75 |
| Previous close 10/14/2026 | $25.04 | $100.75 |
| Consolidated volume 10/14/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of October 15, 2026
1-year trailing difference
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BILZ
is actively managed and doesn’t replicate an indexSPTU | BILZ | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 10/15/2026 at 2:11 PM
Live
Closed
SPTU | BILZ | |
|---|---|---|
| Last price | $25.04 | $100.75 |
| 1D performance | +0.00% | +0.00% |
| AuM | $16.77 M | $932.93 M |
| E/R | 0.05% | 0.14% |
Characteristics
SPTU | BILZ | |
|---|---|---|
| Management strategy | Passive | Active |
| Provider | State Street Investment Management | PIMCO |
| Benchmark | ICE BofA US Treasury Bill Index | - |
| N° of holdings | 36 | 3 |
| Asset class | - | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | October 8, 2025 | June 22, 2023 |
| ESG | No | No |
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Exposure
Countries
SPTU
USA
89.55%
Other
10.45%
BILZ
USA
100%
Sectors
SPTU
Sovereign
89.55%
Other
10.45%
BILZ
Sovereign
100%
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Diversification
SPTU
Total weight of top 15 holdings out of 15
59.84%
BILZ
Total weight of top 3 holdings out of 3
100%
Top 15 holdings
Data as of August 31, 2026
SPTU
USA, Bills 0% 1oct2026, USD (364D)
6.90%
USA, Bills 0% 8oct2026, USD (182D)
5.78%
USA, Bills 0% 27nov2026, USD (364D)
4.66%
USA, Bills 0% 29oct2026, USD (364D)
4.54%
USA, Bills 0% 13oct2026, USD (119D)
3.79%
USA, Bills 0% 5nov2026, USD (182D)
3.78%
USA, Bills 0% 12nov2026, USD (182D)
3.78%
USA, Bills 0% 19nov2026, USD (182D)
3.78%
USA, Bills 0% 20oct2026, USD (119D)
3.71%
USA, Bills 0% 6oct2026, USD (119D)
3.61%
USA, Bills 0% 15oct2026, USD (182D)
3.43%
USA, Bills 0% 22oct2026, USD (182D)
3.43%
USA, Bills 0% 24dec2026, USD (363D)
3.42%
USA, Bills 0% 18feb2027, USD (364D)
2.73%
USA, Bills 0% 21jan2027, USD (364D)
2.51%
BILZ
USA, Bills 0% 27oct2026, USD (119D)
41.81%
USA, Bills 0% 22sep2026, USD (119D)
40.23%
USA, Bills 0% 1dec2026, USD (119D)
17.96%
Frequently asked questions about SPTU and BILZ
How have the SPTU and BILZ ETFs performed in 2026?
As of October 14, 2026, SPTU is up 2.8% year-to-date (YTD), while BILZ has returned 2.8%. That puts SPTU better performer ahead so far this year.
Which ETF is attracting more investor money: SPTU or BILZ?
Year-to-date, the SPTU ETF saw +$6M in flows, compared to +$95M for BILZ.
Which ETF is more volatile: SPTU or BILZ?
Over the past year, SPTU had a volatility of 0.15%, while BILZ experienced 0.15%.
Which ETF is bigger: SPTU or BILZ?
As of October 14, 2026, SPTU holds $16.77 M in assets under management (AUM), while BILZ manages $932.93 M.
What sectors do the SPTU and BILZ ETFs invest in?
SPTU leans toward sectors like Sovereign. Meanwhile, BILZ focuses on Sovereign.
What are the top holdings of the SPTU ETF and BILZ ETF?
SPTU top holdings include USA, Bills 0% 1oct2026, USD (364D), USA, Bills 0% 8oct2026, USD (182D) and USA, Bills 0% 27nov2026, USD (364D). BILZ holds in its top three: USA, Bills 0% 27oct2026, USD (119D), USA, Bills 0% 22sep2026, USD (119D) and USA, Bills 0% 1dec2026, USD (119D).
Which ETF is more diversified: SPTU or BILZ?
SPTU holds 41 securities with 59.84% of its assets in the top 15. BILZ has 3 securities.
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