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IWSvsSASSETF Comparison

ETF 1

IWS

iShares Russell Mid-Cap Value ETF

This fund is part of

US Mid Cap Value

-0.39%

Full IWS fund page

VS

ETF 2

SASS

M.D. Sass Concentrated Value ETF

This fund is part of

US Large Cap Value

-0.08%

Full SASS fund page

iShares Russell Mid-Cap Value ETF (IWS) belongs to the US Mid Cap Value segment. M.D. Sass Concentrated Value ETF (SASS) is part of the US Large Cap Value segment. IWS's top 3 sector exposures are Finance, Industrials and Technology. In contrast, SASS's top sector exposures are Industrials, Consumer Non-Cyclicals and Technology. IWS is less expensive with a Total Expense Ratio (TER) of 0.23%, versus 0.75% for SASS. Run a side-by-side ETF comparison of IWS and SASS 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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IWS vs SASS 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 08/05/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	IWS SASS	+2.65%+0.69%	+8.44%+3.13%	+21.63%n/a	+28.79%n/a	+58.07%n/a	+59.86%n/a
Flows	IWS SASS	-$298M+$740K	-$378M+$2M	-$1.31B-	-$1.11B-	-$3.04B-	-$3.74B-

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	IWS SASS	+13.02%+15.67%	+13.47%n/a	+15.42%n/a	+17.29%n/a
Max drawdown	IWS SASS	-2.87%-5.99%	-7.51%n/a	-20.45%n/a	-21.32%n/a
Max drawdown duration	IWS SASS	16d41d	44dn/a	269dn/a	785dn/a

Trading data

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	IWS	SASS
Last sale 8/6/2026 at 1:30 PM	$169.87
Previous close 08/05/2026	$170.45
Consolidated volume 08/05/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of July 31, 2026

1-year trailing difference

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SASS

is actively managed and doesn’t replicate an index

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	IWS	SASS
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 8/6/2026 at 1:30 PM

Live

Closed

	IWS	SASS
Last price	$169.87	–
1D performance	-0.34%	–
AuM	$15.84 B	$79.50 M
E/R	0.23%	0.75%

Characteristics

	IWS	SASS
Management strategy	Passive	Active
Provider	iShares	MD Sass
Benchmark	Russell Midcap Value Index	-
N° of holdings	706	22
Asset class	Equities	-
Trailing 12m distribution yield	Join	Join
Inception date	July 17, 2001	March 4, 2026
ESG	No	No

More IWS data on Trackinsight

More SASS data on Trackinsight

Exposure

Countries

IWS

USA

95.3%

Other

4.7%

SASS

USA

96.75%

Other

3.25%

Sectors

IWS

Finance

25.73%

Industrials

13.82%

Technology

10.69%

Healthcare

10.06%

Non-Energy Materi.

7.93%

Utilities

7.14%

Other

24.63%

SASS

Industrials

25.99%

Consumer Non-Cycl.

16.23%

Technology

13.39%

Healthcare

13.34%

Finance

9.79%

Other

21.26%

Diversification

IWS

Total weight of top 15 holdings out of 15

8.62%

SASS

Total weight of top 15 holdings out of 15

78.83%

Top 15 holdings

Data as of June 30, 2026

IWS

Warner Bros. Discovery, Inc.

0.63%

Phillips 66

0.62%

Digital Realty Trust, Inc.

0.62%

Kinder Morgan, Inc.

0.61%

The Allstate Corp.

0.60%

Hewlett Packard Enterprise Co.

0.59%

Flex Ltd.

0.58%

Realty Income Corp.

0.57%

Delta Air Lines, Inc.

0.56%

Corteva, Inc.

0.56%

AMETEK, Inc.

0.54%

Coherent Corp.

0.54%

Baker Hughes Co.

0.54%

ONEOK, Inc.

0.54%

United Rentals, Inc.

0.53%

SASS

Henry Schein, Inc.

7.76%

Primo Brands Corp.

6.06%

AMETEK, Inc.

5.94%

The Williams Cos., Inc.

5.80%

Capital One Financial Corp.

5.62%

Quest Diagnostics, Inc.

5.58%

Clean Harbors, Inc.

5.54%

Amazon.com, Inc.

5.16%

Somnigroup International, Inc.

5.01%

Martin Marietta Materials, Inc.

4.87%

StandardAero, Inc.

4.80%

C.H. Robinson Worldwide, Inc.

4.66%

Analog Devices, Inc.

4.26%

Welltower, Inc.

4.17%

APi Group Corp.

3.60%

Frequently asked questions about IWS and SASS

Which ETF is bigger: IWS or SASS?

As of August 5, 2026, IWS holds $15.84 B in assets under management (AUM), while SASS manages $79.50 M.

What sectors do the IWS and SASS ETFs invest in?

IWS leans toward sectors like Finance, Industrials and Technology. Meanwhile, SASS focuses on Industrials, Consumer Non-Cyclicals and Technology.

What are the top holdings of the IWS ETF and SASS ETF?

IWS top holdings include Warner Bros. Discovery, Inc., Phillips 66 and Digital Realty Trust, Inc.. SASS holds in its top three: Henry Schein, Inc., Primo Brands Corp. and AMETEK, Inc..

IWSvsSASSETF Comparison

iShares Russell Mid-Cap Value ETF

M.D. Sass Concentrated Value ETF

IWS vs SASS 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

Which ETF is bigger: IWS or SASS?

As of August 5, 2026, IWS holds $15.84 B in assets under management (AUM), while SASS manages $79.50 M.

What sectors do the IWS and SASS ETFs invest in?

IWS leans toward sectors like Finance, Industrials and Technology. Meanwhile, SASS focuses on Industrials, Consumer Non-Cyclicals and Technology.

What are the top holdings of the IWS ETF and SASS ETF?

IWS top holdings include Warner Bros. Discovery, Inc., Phillips 66 and Digital Realty Trust, Inc.. SASS holds in its top three: Henry Schein, Inc., Primo Brands Corp. and AMETEK, Inc..

Which ETF is more diversified: IWS or SASS?

IWS holds 719 securities with 8.62% of its assets in the top 15. SASS has 22 securities and a top 15 weight of 78.83%.

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