SIOvsAGGETF Comparison

ETF 1

SIO

Touchstone Strategic Income Opportunities ETF

This fund is part of

Multi-Asset: Other

-0.07%

Full SIO fund page

ETF 2

AGG

iShares Core U.S. Aggregate Bond ETF

This fund is part of

US Aggregate Bonds

-0.07%

Full AGG fund page

Touchstone Strategic Income Opportunities ETF (SIO) belongs to the Multi-Asset: Other segment. iShares Core U.S. Aggregate Bond ETF (AGG) is part of the US Aggregate Bonds segment. Both ETFs have the same top 3 sector exposures: Sovereign, Finance and Industrials. SIO is more expensive with a Total Expense Ratio (TER) of 0.88%, versus 0.03% for AGG. SIO is up 0.85% year-to-date (YTD) with +$72M in YTD flows. AGG performs worse with -0.23% YTD performance, and +$6.49B in YTD flows. Run a side-by-side ETF comparison of SIO and AGG 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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SIO vs AGG performance and flow charts

Performance

Cumulative Flows

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Data Services

Historic performance and flows

Data as of 08/31/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	SIO AGG	+0.59%+0.38%	-0.18%-0.62%	+0.85%-0.23%	+3.74%+2.12%	+22.36%+12.75%	n/a-1.42%
Flows	SIO AGG	+$18M+$917M	+$39M+$4.20B	+$72M+$6.49B	+$95M+$10.67B	+$196M+$44.88B	-+$64.58B

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	SIO AGG	+3.29%+3.93%	+3.07%+3.70%	+4.12%+5.05%	n/a+5.91%
Max drawdown	SIO AGG	-1.49%-1.72%	-2.41%-2.73%	-3.67%-4.86%	n/a-17.79%
Max drawdown duration	SIO AGG	64d63d	183d183d	78d284d	n/a1625d

Trading data

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	SIO	AGG
Last sale 8/31/2026 at 7:44 PM	$25.31	$96.89
Previous close 08/31/2026	$25.36	$97.41
Consolidated volume 08/31/2026
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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SIO

is actively managed and doesn’t replicate an index

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	SIO	AGG
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 8/31/2026 at 7:44 PM

Live

Closed

	SIO	AGG
Last price	$25.31	$96.89
1D performance	-0.20%	-0.54%
AuM	$294.68 M	$138.32 B
E/R	0.88%	0.03%

Characteristics

	SIO	AGG
Management strategy	Active	Passive
Provider	Touchstone Investments	iShares
Benchmark	-	Bloomberg US Aggregate Bond Index
N° of holdings	149	10356
Asset class	-	Bonds
Trailing 12m distribution yield	Join	Join
Inception date	July 21, 2022	September 22, 2003
ESG	No	No

More SIO data on Trackinsight

More AGG data on Trackinsight

Exposure

Countries

SIO

USA

69.99%

Other

30.01%

AGG

USA

77.45%

Other

22.55%

Sectors

SIO

Sovereign

31.42%

Finance

14.79%

Industrials

8.13%

Other

45.66%

AGG

Sovereign

47.55%

Finance

10.22%

Industrials

7.11%

Other

35.12%

Diversification

SIO

Total weight of top 15 holdings out of 15

34.41%

AGG

Total weight of top 15 holdings out of 15

8.32%

Top 15 holdings

Data as of July 31, 2026

SIO

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

5.15%

USA, Notes 4.125% 30jun2028, USD (BD-2028)

4.60%

USA, Bonds 4.75% 15feb2045, USD

4.38%

USA, Notes 3.75% 15apr2028, USD (AM-2028)

4.28%

USA, Bonds 4.75% 15aug2055, USD

3.44%

USA, Bonds 5% 15may2056, USD

2.40%

USA, Notes 3.875% 31mar2031, USD (W-2031)

2.11%

Dreyfus Government Cash Management

1.74%

USA, TIPS 2.375% 15feb2056, USD

1.70%

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

0.86%

USA, Bonds 4.625% 15nov2055, USD

0.80%

General Motors Financial, 3.1% 12jan2032, USD

0.78%

Barclays, 2.894% 24nov2032, USD

0.75%

USA, Bonds 4.75% 15feb2056, USD

0.72%

United Airlines, 4.625% 15apr2029, USD

0.71%

AGG

BlackRock Cash Funds - Institutional

2.85%

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

0.42%

USA, Notes 4% 28feb2030, USD (H-2030)

0.41%

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

0.41%

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

0.40%

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

0.40%

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

0.40%

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

0.40%

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

0.39%

USA, Notes 4.5% 15nov2033, USD (F-2033)

0.39%

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

0.39%

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

0.38%

USA, Notes 3.875% 15jul2028, USD (AQ-2028)

0.36%

USA, Notes 3.875% 15jun2028, USD (AP-2028)

0.36%

USA, Notes 3.875% 15aug2033, USD (E-2033)

0.35%

Frequently asked questions about SIO and AGG

How have the SIO and AGG ETFs performed in 2026?

As of August 31, 2026, SIO is up 0.85% year-to-date (YTD), while AGG has lost -0.23%. That puts SIO better performer ahead so far this year.

Which ETF is attracting more investor money: SIO or AGG?

Year-to-date, the SIO ETF saw +$72M in flows, compared to +$6.49B for AGG.

Which ETF is more volatile: SIO or AGG?

Over the past year, SIO had a volatility of 3.07%, while AGG experienced 3.7%.

Which ETF is bigger: SIO or AGG?

As of August 31, 2026, SIO holds $294.68 M in assets under management (AUM), while AGG manages $138.32 B.

What sectors do the SIO and AGG ETFs invest in?

SIO leans toward sectors like Sovereign, Finance and Industrials. Meanwhile, AGG focuses on Sovereign, Finance and Industrials.

What are the top holdings of the SIO ETF and AGG ETF?

SIO top holdings include USA, Notes 4.125% 15feb2036, USD (B-2036), USA, Notes 4.125% 30jun2028, USD (BD-2028) and USA, Bonds 4.75% 15feb2045, USD. AGG holds in its top three: BlackRock Cash Funds - Institutional, USA, Notes 4.625% 15feb2035, USD (B-2035) and USA, Notes 4% 28feb2030, USD (H-2030).

SIOvsAGGETF Comparison

Touchstone Strategic Income Opportunities ETF

iShares Core U.S. Aggregate Bond ETF

SIO vs AGG 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 SIO and AGG ETFs performed in 2026?

As of August 31, 2026, SIO is up 0.85% year-to-date (YTD), while AGG has lost -0.23%. That puts SIO better performer ahead so far this year.

Which ETF is attracting more investor money: SIO or AGG?

Year-to-date, the SIO ETF saw +$72M in flows, compared to +$6.49B for AGG.

Which ETF is more volatile: SIO or AGG?

Over the past year, SIO had a volatility of 3.07%, while AGG experienced 3.7%.

Which ETF is bigger: SIO or AGG?

As of August 31, 2026, SIO holds $294.68 M in assets under management (AUM), while AGG manages $138.32 B.

What sectors do the SIO and AGG ETFs invest in?

SIO leans toward sectors like Sovereign, Finance and Industrials. Meanwhile, AGG focuses on Sovereign, Finance and Industrials.

What are the top holdings of the SIO ETF and AGG ETF?

SIO top holdings include USA, Notes 4.125% 15feb2036, USD (B-2036), USA, Notes 4.125% 30jun2028, USD (BD-2028) and USA, Bonds 4.75% 15feb2045, USD. AGG holds in its top three: BlackRock Cash Funds - Institutional, USA, Notes 4.625% 15feb2035, USD (B-2035) and USA, Notes 4% 28feb2030, USD (H-2030).

Which ETF is more diversified: SIO or AGG?

SIO holds 220 securities with 34.41% of its assets in the top 15. AGG has 13243 securities and a top 15 weight of 8.32%.

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