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TOTLvsMBBETF Comparison

ETF 1
TOTL

State Street SPDR DoubleLine Total Return Tactical ETF

This fund is part of
Intl Aggregate Bonds
+0.17%
VS
ETF 2
MBB

iShares MBS ETF

This fund is part of
MBS & ABS
+0.31%

State Street SPDR DoubleLine Total Return Tactical ETF (TOTL) belongs to the Intl Aggregate Bonds segment. iShares MBS ETF (MBB) is part of the MBS & ABS segment. TOTL's top 3 sector exposures are Sovereign, Industrials and Finance. In contrast, MBB's top sector exposures are Industrials, Non-Corporate and Finance. TOTL is more expensive with a Total Expense Ratio (TER) of 0.55%, versus 0.04% for MBB. TOTL is down -1.46% year-to-date (YTD) with -$70M in YTD flows. MBB performs better with -0.29% YTD performance, and -$1.70B in YTD flows. Run a side-by-side ETF comparison of TOTL and MBB 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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TOTL vs MBB performance and flow charts

Performance

0.01.02.03.0%Sep 30Oct 7Oct 14Oct 21Oct 28

Cumulative Flows

-1.5 B-1 B-0.5 B0 BSep 30Oct 7Oct 14Oct 21Oct 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 10/30/2026
1M3MYTD1Y3Y5Y
Perf.
TOTL
MBB
+2.40%+3.07%
-0.63%-0.39%
-1.46%-0.29%
-0.77%+0.40%
+18.39%+20.21%
+1.80%+1.07%
Flows
TOTL
MBB
-$5M-$1.47B
-$250M-$2.57B
-$70M-$1.70B
+$19M-$4.72B
+$658M+$8.04B
+$1.35B+$13.56B
Volatility and drawdown
3M1Y3Y5Y
Volatility
TOTL
MBB
+4.37%+5.98%
+3.79%+4.69%
+4.66%+5.65%
+5.30%+6.68%
Max drawdown
TOTL
MBB
-3.50%-4.27%
-5.28%-5.38%
-5.28%-5.38%
-15.72%-16.94%
Max drawdown duration
TOTL
MBB
66d66d
243d243d
243d243d
1360d1405d
Trading data

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TOTL
MBB
Last sale
10/30/2026 at 1:30 PM
$38.19
$92.05
Previous close
10/29/2026
$38.02
$91.68
Consolidated volume
10/29/2026
Average volume
30 days
Average discount or premium
30 days
Average Bid/Ask spread
30 days
Replication quality
Data as of October 30, 2026
1-year trailing difference

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TOTL
is actively managed and doesn’t replicate an index

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TOTL
MBB
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst
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Main metrics
Last update 10/30/2026 at 1:30 PM
Live
Closed
TOTL
MBB
Last price
$38.19
$92.05
1D performance
+0.45%
+0.40%
AuM$3.75 B$35.89 B
E/R0.55%0.04%
Characteristics
TOTL
MBB
Management strategyActivePassive
ProviderState Street Investment ManagementiShares
Benchmark-Bloomberg U.S. MBS Index
N° of holdings7231190
Asset class-Bonds
Trailing 12m distribution yield
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Inception dateFebruary 23, 2015March 13, 2007
ESGNoNo
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Exposure

Countries

TOTL
USA
24.85%
Other
75.15%
MBB
USA
27.26%
Other
72.74%

Sectors

TOTL
Sovereign
11.73%
Other
88.27%
MBB
Industrials
20.52%
Other
79.48%
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Diversification

TOTL

Total weight of top 15 holdings out of 15

19.59%
MBB

Total weight of top 15 holdings out of 15

14.23%

Top 15 holdings

Data as of September 30, 2026
TOTL
USA, Notes 0.75% 31jan2028, USD (G-2028)
6.29%
US912797WK94
3.66%
USA, Notes 0.625% 15aug2030, USD (E-2030)
1.60%
USA, Notes 3.5% 28feb2031, USD (V-2031)
0.89%
USA, Notes 0.875% 15nov2030, USD (F-2030)
0.80%
US3142GSE201
0.75%
US3140QVEV23
0.73%
US3140W0TT22
0.68%
USA, TIPS 1.625% 15oct2027, USD (AE-2027)
0.67%
US74331VAC00
0.63%
US3140XQQD29
0.62%
US3132DU5X10
0.59%
US3136BYP893
0.57%
US3140W1AM52
0.56%
US3140XPW547
0.55%
MBB
BlackRock Cash Funds - Institutional
6.49%
FR SD8146, 2% 1may2051, USD (ABS)
1.04%
US21H0606A46
0.68%
US01F0526A56
0.59%
G2 MB0025, 5% 20nov2054, USD (ABS)
0.59%
US21H0526A19
0.57%
G2 MA7648, 2% 20oct2051, USD (ABS)
0.54%
US36179WTX64
0.53%
FN MA4492, 2% 1dec2051, USD (ABS)
0.52%
US36179WJR07
0.51%
FR SD8140, 2% 1apr2051, USD (ABS)
0.50%
FN MA4465, 2% 1nov2051, USD (ABS)
0.44%
US3618N6FL65
0.43%
US21H0506A54
0.41%
G2 MA9171, 5.5% 20sep2053, USD (ABS)
0.40%
Frequently asked questions about TOTL and MBB

How have the TOTL and MBB ETFs performed in 2026?

As of October 30, 2026, TOTL is down -1.46% year-to-date (YTD), while MBB has lost -0.29%. That puts MBB better performer ahead so far this year.

Which ETF is attracting more investor money: TOTL or MBB?

Year-to-date, the TOTL ETF saw -$70M in flows, compared to -$1.70B for MBB.

Which ETF is more volatile: TOTL or MBB?

Over the past year, TOTL had a volatility of 3.79%, while MBB experienced 4.69%.

Which ETF is bigger: TOTL or MBB?

As of October 30, 2026, TOTL holds $3.75 B in assets under management (AUM), while MBB manages $35.89 B.

What sectors do the TOTL and MBB ETFs invest in?

TOTL leans toward sectors like Sovereign. Meanwhile, MBB focuses on Industrials.

What are the top holdings of the TOTL ETF and MBB ETF?

TOTL top holdings include USA, Notes 0.75% 31jan2028, USD (G-2028), US912797WK94 and USA, Notes 0.625% 15aug2030, USD (E-2030). MBB holds in its top three: BlackRock Cash Funds - Institutional, FR SD8146, 2% 1may2051, USD (ABS) and US21H0606A46.

Which ETF is more diversified: TOTL or MBB?

TOTL holds 1645 securities with 19.59% of its assets in the top 15. MBB has 9134 securities and a top 15 weight of 14.23%.

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