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State Street SPDR Bloomberg 3-12 Month T-Bill ETF

This ETF provides exposure to US Investment Grade Government Bonds

BILS performance and flow charts

Last update 8/17/2026 at 1:30 PM
Live
Closed
Last price
$99.30
+$0.00 (+0.00%) Yesterday

Performance

0.00.10.20.30.4%Jul 14Jul 21Jul 28Aug 4Aug 11

Flows

0 M20 M40 M60 M80 M
1 day price range
$99.30
$99.32
52 week price range
$99.09
$99.52
1W perf
+0.08%
YTD perf
+2.18%
YTD flows
+$54M
AuM
$3.91B
E/R
0.1354%
TTM yield
3.72%
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Historic performance and flows

Data as of August 14, 2026
1M3MYTD1Y3Y5Y
Perf.+0.36%+0.94%+2.18%+3.80%+14.40%+18.52%
Flows+$70M-$35M+$54M+$35M+$1.51B+$3.90B
Data as of August 14, 2026
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Daily, global ETF data for advanced analysis or integration into apps (API), from our partner Trackinsight.

Characteristics

The State Street SPDR Bloomberg 3-12 Month T-Bill ETF is built to track the Bloomberg 3–12 Month U.S. Treasury Bill GTR Index - USD. This ETF provides physical exposure - by owning its shares you earn the return of the securities composing the index (as the ETF holds them directly). This share class generates a stream of income by distributing dividends.

Management strategyPassive
StrategyLong Only
ProviderState Street Investment Management
N° of holdings23
Replication methodDirect (Physical)
Asset classFixed Income
Dividend policyDistributing
Trailing 12m distribution yield
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Inception dateSeptember 23, 2020
ESGNo
TrackinsightTrackinsight

More data and info about BILS on Trackinsight

Exposure

Data as of June 30, 2026

Diversification

75.29%

Total weight of top 15 holdings out of 23

Top 15 Holdings

US912797SA68
7.07%
US912797TC16
6.98%
US912797SK41
6.9%
US912797SU23
6.75%
US912797UJ40
4.46%
US912797UK13
4.46%
US912797VA22
4.45%
US912797VG91
4.44%
US912797VH74
4.44%
US912797UM78
4.41%
US912797UY17
4.41%
US912797UZ81
4.37%
US912797UL95
4.2%
US912797VK04
3.99%
US912797VM69
3.98%

Sectors

Other
100%

Countries

Other
100%

Maturity

Other
100%

Credit rating

Other
100%
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Trading data

Last sale
8/17/2026 at 1:30 PM
$99.30
Previous close
$99.30
Consolidated volume
08/14/2026
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Average volume
30 days
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Average discount or premium
30 days
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Average Bid/Ask spread
30 days
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Volatility and drawdown

3M1Y3Y5Y
Volatility+0.20%+0.19%+0.22%+0.27%
Max drawdown
-0.00%-0.00%-0.00%-0.37%
Max drawdown duration
2d2d2d406d
Time to recover
1d1d1d106d

Replication quality

Data as of July 31, 2026
1-year trailing difference

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Tracking error
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Tracking difference
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1 year cumulative return difference
Best
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Worst
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daily return difference
Average
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Worst
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Frequently asked questions about BILS

What type of ETF is BILS?

BILS is a Passive ETF that provides exposure to Fixed Income assets. It is managed by State Street Investment Management.

What index does BILS track?

BILS tracks the Bloomberg 3–12 Month U.S. Treasury Bill GTR Index - USD, aiming to replicate its performance through optimized sampling.

What does BILS invest in?

This ETF provides exposure to US Investment Grade Government Bonds. It is part of the segment: Money Market Bonds.

What is the expense ratio of BILS?

The total expense ratio (TER) of BILS is 0.1354%, representing the annual fee charged by the fund manager.

When was BILS launched?

BILS was launched on September 23, 2020, marking its entry into the ETF market.

Who is the issuer of BILS?

BILS is issued by State Street Investment Management.

What is the AUM of BILS?

As of August 14, 2026, BILS manages $3.91 B, reflecting the total assets held in the fund.

How has BILS performed recently?

As of August 14, 2026, BILS delivered a return of 0.36% over the past month (1M performance), 0.94% over the past three months (3M), and 2.18% year-to-date (YTD).

What are the recent fund flows for BILS?

As of August 14, 2026, BILS has seen net flows of +$70M in the past month (1M flow) and +$54M year-to-date (YTD).

Does BILS pay dividends?

As of August 14, 2026, BILS has a trailing 12-month distribution yield of 3.72%.

How many holdings are in BILS

As of June 30, 2026, BILS holds 23 securities in its portfolio. This level of diversification can influence the fund’s risk profile and exposure to individual assets.

How diversified is BILS?

As of June 30, 2026, BILS holds 23 securities, with 75.29% of its assets concentrated in its top 15 holdings.

What are the top holdings of BILS?

As of June 30, 2026, BILS holds a portfolio of 23 underlyings, with its largest positions including US912797SA68, US912797TC16 and US912797SK41. These top holdings play a significant role in shaping the fund’s performance and exposure.

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