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CMBSvsFLBLETF Comparison

ETF 1
CMBS

iShares CMBS ETF

This fund is part of
MBS & ABS
-0.45%
VS
ETF 2
FLBL

Franklin Senior Loan ETF

This fund is part of
US Aggregate Bonds
-0.32%

iShares CMBS ETF (CMBS) and Franklin Senior Loan ETF (FLBL) have similar underlying exposures to countries and sectors. CMBS's top 3 sector exposures are Industrials, Non-Corporate and Finance. In contrast, FLBL's top sector exposures are Finance, Consumer Services and Industrials. CMBS is less expensive with a Total Expense Ratio (TER) of 0.25%, versus 0.45% for FLBL. CMBS is down -0.5% year-to-date (YTD) with -$19M in YTD flows. FLBL performs worse with -0.77% YTD performance, and -$49M in YTD flows. Run a side-by-side ETF comparison of CMBS and FLBL 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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CMBS vs FLBL performance and flow charts

Performance

-1.0-0.50.0%Aug 18Aug 25Sep 1Sep 9Sep 16

Cumulative Flows

-4 M-2 M0 M2 M4 M6 M8 MAug 18Aug 25Sep 1Sep 9Sep 16

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Historic performance and flows
Data as of 09/18/2026
1M3MYTD1Y3Y5Y
Perf.
CMBS
FLBL
-1.26%+0.13%
-0.96%+0.69%
-0.50%-0.77%
+0.64%-2.75%
+16.57%+11.92%
+2.53%+15.00%
Flows
CMBS
FLBL
-$2M+$8M
-$5M+$20M
-$19M-$49M
-$5M-$301M
+$14M+$687M
-$239M+$752M
Volatility and drawdown
3M1Y3Y5Y
Volatility
CMBS
FLBL
+2.48%+1.91%
+2.53%+2.63%
+3.61%+2.01%
+4.56%+2.49%
Max drawdown
CMBS
FLBL
-1.50%-0.40%
-2.12%-4.12%
-2.58%-4.18%
-15.21%-8.27%
Max drawdown duration
CMBS
FLBL
24d22d
201d365d
162d366d
1373d649d
Trading data

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CMBS
FLBL
Last sale
9/18/2026 at 1:30 PM
$47.58
$23.00
Previous close
09/17/2026
$47.60
$22.99
Consolidated volume
09/17/2026
Average volume
30 days
Average discount or premium
30 days
Average Bid/Ask spread
30 days
Replication quality
Data as of August 31, 2026
1-year trailing difference

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FLBL
is actively managed and doesn’t replicate an index

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CMBS
FLBL
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst
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Main metrics
Last update 9/18/2026 at 1:30 PM
Live
Closed
CMBS
FLBL
Last price
$47.58
$23.00
1D performance
-0.04%
+0.04%
AuM$461.54 M$872.97 M
E/R0.25%0.45%
Characteristics
CMBS
FLBL
Management strategyPassiveActive
ProvideriSharesFranklin Templeton
BenchmarkBloomberg US CMBS ERISA Eligible Index-
N° of holdings191458
Asset classFixed Income-
Trailing 12m distribution yield
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Inception dateFebruary 14, 2012May 30, 2018
ESGNoNo
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Exposure

Countries

CMBS
Other
100%
FLBL
Other
100%

Sectors

CMBS
Other
100%
FLBL
Other
100%
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Diversification

CMBS

Total weight of top 15 holdings out of 15

12.53%
FLBL

Total weight of top 15 holdings out of 15

17.62%

Top 15 holdings

Data as of July 31, 2026
CMBS
Freddie Mac REMICS K117, 1.406% 25aug2030, USD (ABS, A2)
1.25%
US3137HCXK30
1.14%
US3137FTBM86
1.10%
US3136BXM355
0.92%
US3137FPHK45
0.90%
US3136BMXZ61
0.87%
US3137HLJ526
0.85%
US3137FCJK14
0.74%
US05555PAB85
0.73%
US3137HAAG19
0.72%
US3137HPUE10
0.71%
US3137FMTY89
0.69%
US22945DAG88
0.67%
US09661XAB47
0.64%
US3137HHHY05
0.62%
FLBL
US71360HAB33
1.45%
US03234TBB35
1.32%
US57906HAF47
1.31%
US05988HAQ02
1.30%
US81527CAP23
1.25%
US23923YAB74
1.25%
US21870FBA66
1.22%
US22164MAB37
1.18%
US009ABISG20
1.15%
US44332EAZ97
1.14%
US29426NAZ78
1.05%
US74345HAJ05
1.04%
US04686RAF01
1.00%
US01957TAX54
0.98%
US01881UAN54
0.98%
Frequently asked questions about CMBS and FLBL

How have the CMBS and FLBL ETFs performed in 2026?

As of September 18, 2026, CMBS is down -0.5% year-to-date (YTD), while FLBL has lost -0.77%. That puts CMBS better performer ahead so far this year.

Which ETF is attracting more investor money: CMBS or FLBL?

Year-to-date, the CMBS ETF saw -$19M in flows, compared to -$49M for FLBL.

Which ETF is more volatile: CMBS or FLBL?

Over the past year, CMBS had a volatility of 2.53%, while FLBL experienced 2.63%.

Which ETF is bigger: CMBS or FLBL?

As of September 18, 2026, CMBS holds $461.54 M in assets under management (AUM), while FLBL manages $872.97 M.

What are the top holdings of the CMBS ETF and FLBL ETF?

CMBS top holdings include Freddie Mac REMICS K117, 1.406% 25aug2030, USD (ABS, A2), US3137HCXK30 and US3137FTBM86. FLBL holds in its top three: US71360HAB33, US03234TBB35 and US57906HAF47.

Which ETF is more diversified: CMBS or FLBL?

CMBS holds 454 securities with 12.53% of its assets in the top 15. FLBL has 2271 securities and a top 15 weight of 17.62%.

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