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SPSKvsIUSBETF Comparison

ETF 1

SPSK

SP Funds Dow Jones Global Sukuk ETF

This fund is part of

US Aggregate Bonds

+0.45%

Full SPSK fund page

VS

ETF 2

IUSB

iShares Core Total USD Bond Market ETF

This fund is part of

US Aggregate Bonds

+0.45%

Full IUSB fund page

SP Funds Dow Jones Global Sukuk ETF (SPSK) and iShares Core Total USD Bond Market ETF (IUSB) belong to the same industry segment: US Aggregate Bonds. In contrast, IUSB's top sector exposures are Sovereign, Finance and Industrials. SPSK is more expensive with a Total Expense Ratio (TER) of 0.5%, versus 0.06% for IUSB. SPSK is down -1.58% year-to-date (YTD) with +$61M in YTD flows. IUSB performs better with -1.44% YTD performance, and +$16.70B in YTD flows. Run a side-by-side ETF comparison of SPSK and IUSB 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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SPSK vs IUSB performance and flow charts

Performance

Cumulative Flows

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Daily, global ETF data for advanced analysis or integration into apps (API), from our partner Trackinsight.

Data Services

Historic performance and flows

Data as of 10/15/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	SPSK IUSB	-0.46%-0.22%	-1.60%-1.83%	-1.58%-1.44%	-1.03%-1.09%	+13.13%+16.26%	+2.63%+0.02%
Flows	SPSK IUSB	-$186M+$6.05B	-$162M+$7.66B	+$61M+$16.70B	+$111M+$18.08B	+$364M+$27.91B	+$461M+$37.54B

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	SPSK IUSB	+2.43%+4.15%	+2.14%+3.67%	+2.17%+4.63%	+2.32%+5.55%
Max drawdown	SPSK IUSB	-2.84%-3.24%	-3.35%-4.33%	-3.35%-4.33%	-11.95%-17.40%
Max drawdown duration	SPSK IUSB	49d51d	228d228d	228d280d	1302d1406d

Trading data

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	SPSK	IUSB
Last sale 10/16/2026 at 1:30 PM	$17.52	$44.47
Previous close 10/15/2026	$17.51	$44.47
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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	SPSK	IUSB
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 10/16/2026 at 1:30 PM

Live

Closed

	SPSK	IUSB
Last price	$17.52	$44.47
1D performance	+0.06%	+0.00%
AuM	$476.83 M	$49.24 B
E/R	0.5%	0.06%

Characteristics

	SPSK	IUSB
Management strategy	Passive	Passive
Provider	SPFunds	iShares
Benchmark	Dow Jones Sukuk Total Return Index	Bloomberg U.S. Universal Index
N° of holdings	-	16069
Asset class	Fixed Income	Bonds
Trailing 12m distribution yield	Join	Join
Inception date	December 30, 2019	June 10, 2014
ESG	No	No

More SPSK data on Trackinsight

More IUSB data on Trackinsight

Exposure

Countries

SPSK

Data will be available soon

IUSB

USA

72.98%

Other

27.02%

Sectors

SPSK

Data will be available soon

IUSB

Sovereign

42.65%

Finance

13.17%

Other

44.17%

Diversification

SPSK

Data will be available soon

IUSB

Total weight of top 15 holdings out of 15

9.55%

Top 15 holdings

Data as of January 1, 1970

SPSK

Data will be available soon

IUSB

BlackRock Liquidity TempCash

4.49%

USA, Notes 4% 15nov2035, USD (F-2035)

0.49%

US01F0206957

0.41%

USA, Notes 4.375% 31dec2029, USD (AH-2029)

0.37%

USA, Notes 4.375% 15may2036, USD (C-2036)

0.36%

USA, Notes 4.125% 30jun2031, USD (AA-2031)

0.36%

USA, Notes 4% 15feb2034, USD (B-2034)

0.35%

USA, Notes 4.375% 15may2034, USD (C-2034)

0.35%

USA, Notes 4.625% 15feb2035, USD (B-2035)

0.35%

USA, Notes 4.25% 15nov2034, USD (F-2034)

0.35%

USA, Notes 4.25% 15may2035, USD (C-2035)

0.34%

USA, Notes 4.25% 15aug2035, USD (E-2035)

0.34%

USA, Notes 3.875% 15aug2034, USD (E-2034)

0.34%

USA, Notes 4.125% 15feb2036, USD (B-2036)

0.33%

USA, Notes 2.75% 15aug2032, USD (E-2032)

0.32%

Frequently asked questions about SPSK and IUSB

How have the SPSK and IUSB ETFs performed in 2026?

As of October 15, 2026, SPSK is down -1.58% year-to-date (YTD), while IUSB has lost -1.44%. That puts IUSB better performer ahead so far this year.

Which ETF is attracting more investor money: SPSK or IUSB?

Year-to-date, the SPSK ETF saw +$61M in flows, compared to +$16.70B for IUSB.

Which ETF is more volatile: SPSK or IUSB?

Over the past year, SPSK had a volatility of 2.14%, while IUSB experienced 3.67%.

Which ETF is bigger: SPSK or IUSB?

As of October 15, 2026, SPSK holds $476.83 M in assets under management (AUM), while IUSB manages $49.24 B.

The Weekly ETF Market Monitor (September 21-25, 2026)

September 26, 2026

IUSB

SPSKvsIUSBETF Comparison

SP Funds Dow Jones Global Sukuk ETF

iShares Core Total USD Bond Market ETF

SPSK vs IUSB performance and flow charts

Performance

Cumulative Flows

Get all the metrics on this page, and more, through a reliable ETF data feed

Countries

Sectors

Diversification

Top 15 holdings

How have the SPSK and IUSB ETFs performed in 2026?

As of October 15, 2026, SPSK is down -1.58% year-to-date (YTD), while IUSB has lost -1.44%. That puts IUSB better performer ahead so far this year.

Which ETF is attracting more investor money: SPSK or IUSB?

Year-to-date, the SPSK ETF saw +$61M in flows, compared to +$16.70B for IUSB.

Which ETF is more volatile: SPSK or IUSB?

Over the past year, SPSK had a volatility of 2.14%, while IUSB experienced 3.67%.

Which ETF is bigger: SPSK or IUSB?

As of October 15, 2026, SPSK holds $476.83 M in assets under management (AUM), while IUSB manages $49.24 B.

The Weekly ETF Market Monitor (September 21-25, 2026)

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