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IYMvsXLBIETF Comparison

ETF 1
IYM

iShares U.S. Basic Materials ETF

This fund is part of
US Materials
-1.94%
VS
ETF 2
XLBI

State Street Materials Select Sector SPDR Premium Income Fund

This fund is part of
Options Strategies
+0.18%

iShares U.S. Basic Materials ETF (IYM) belongs to the US Materials segment. State Street Materials Select Sector SPDR Premium Income Fund (XLBI) is part of the Options Strategies segment. IYM's top 3 sector exposures are Non-Energy Materials and Industrials. In contrast, XLBI's top sector exposures are Non-Energy Materials  IYM is more expensive with a Total Expense Ratio (TER) of 0.38%, versus 0.35% for XLBI. IYM is up 14.83% year-to-date (YTD) with +$403M in YTD flows. XLBI performs worse with 7.26% YTD performance, and +$6M in YTD flows. Run a side-by-side ETF comparison of IYM and XLBI 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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IYM vs XLBI performance and flow charts

Performance

-4.0-3.0-2.0-1.00.01.02.03.0%Jun 30Jul 8Jul 15Jul 22Jul 29

Cumulative Flows

-250,000,000-200,000,000-150,000,000-100,000,000-50,000,000050,000,000100,000,000Jun 30Jul 8Jul 15Jul 22Jul 29

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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 07/31/2026
1M3MYTD1Y3Y5Y
Perf.
IYM
XLBI
-2.00%-0.45%
-2.76%+0.96%
+14.83%+7.26%
+26.80%+12.88%
+32.98%n/a
+46.00%n/a
Flows
IYM
XLBI
-$224M+$946K
-$324M+$2M
+$403M+$6M
+$470M+$7M
+$180M-
-$119M-
Volatility and drawdown
3M1Y3Y5Y
Volatility
IYM
XLBI
+22.38%+18.69%
+19.91%+14.18%
+18.46%n/a
+20.49%n/a
Max drawdown
IYM
XLBI
-8.61%-5.37%
-13.67%-10.72%
-23.58%n/a
-29.91%n/a
Max drawdown duration
IYM
XLBI
45d31d
102d102d
352dn/a
709dn/a
Trading data

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IYM
XLBI
Last sale
7/31/2026 at 1:30 PM
$175.70
$23.70
Previous close
07/30/2026
$179.22
$24.00
Consolidated volume
07/30/2026
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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XLBI
is actively managed and doesn’t replicate an index

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IYM
XLBI
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst
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Main metrics
Last update 7/31/2026 at 1:30 PM
Live
Closed
IYM
XLBI
Last price
$175.70
$23.70
1D performance
-1.96%
-1.27%
AuM$1.16 B$7.79 M
E/R0.38%0.35%
Characteristics
IYM
XLBI
Management strategyPassiveActive
ProvideriSharesState Street Investment Management
BenchmarkRussell 1000 Basic Materials RIC 22.5/45 Capped Gross Index-
N° of holdings3925
Asset classEquities-
Trailing 12m distribution yield
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Inception dateJune 12, 2000July 30, 2025
ESGNoNo
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Exposure

Countries

IYM
USA
76.91%
United Kingdom
22.99%
Other
0.1%
XLBI
USA
79.93%
United Kingdom
16.81%
Other
3.27%

Sectors

IYM
Non-Energy Materi.
94.72%
Other
5.28%
XLBI
Non-Energy Materi.
103.01%
Other
-3.01%
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Diversification

IYM

Total weight of top 15 holdings out of 15

77.3%
XLBI

Total weight of top 15 holdings out of 15

80.05%

Top 15 holdings

Data as of June 30, 2026
IYM
Linde Plc
21.60%
Newmont Corp.
9.05%
Freeport-McMoRan, Inc.
8.18%
Ecolab, Inc.
6.32%
Air Products & Chemicals, Inc.
4.87%
Fastenal Co.
4.41%
Nucor Corp.
3.84%
Anglogold Ashanti Plc
3.39%
Carpenter Technology Corp.
3.02%
Steel Dynamics, Inc.
2.79%
International Flavors & Fragrances, Inc.
2.07%
RBC Bearings, Inc.
2.05%
International Paper Co.
2.04%
Reliance, Inc.
1.94%
Royal Gold, Inc.
1.73%
XLBI
Linde Plc
14.88%
Newmont Corp.
6.18%
Freeport-McMoRan, Inc.
5.61%
Corteva, Inc.
5.25%
The Sherwin-Williams Co.
5.23%
Ecolab, Inc.
5.00%
Vulcan Materials Co.
4.99%
CRH Plc
4.94%
Air Products & Chemicals, Inc.
4.86%
Martin Marietta Materials, Inc.
4.81%
Nucor Corp.
4.10%
Steel Dynamics, Inc.
3.95%
PPG Industries, Inc.
3.83%
Smurfit WestRock Plc
3.44%
Packaging Corporation of America
2.99%
Frequently asked questions about IYM and XLBI

How have the IYM and XLBI ETFs performed in 2026?

As of July 31, 2026, IYM is up 14.83% year-to-date (YTD), while XLBI has returned 7.26%. That puts IYM better performer ahead so far this year.

Which ETF is attracting more investor money: IYM or XLBI?

Year-to-date, the IYM ETF saw +$403M in flows, compared to +$6M for XLBI.

Which ETF is more volatile: IYM or XLBI?

Over the past year, IYM had a volatility of 19.91%, while XLBI experienced 14.18%.

Which ETF is bigger: IYM or XLBI?

As of July 31, 2026, IYM holds $1.16 B in assets under management (AUM), while XLBI manages $7.79 M.

What sectors do the IYM and XLBI ETFs invest in?

IYM leans toward sectors like Non-Energy Materials. Meanwhile, XLBI focuses on Non-Energy Materials.

What are the top holdings of the IYM ETF and XLBI ETF?

IYM top holdings include Linde Plc, Newmont Corp. and Freeport-McMoRan, Inc.. XLBI holds in its top three: Linde Plc, Newmont Corp. and Freeport-McMoRan, Inc..

Which ETF is more diversified: IYM or XLBI?

IYM holds 39 securities with 77.3% of its assets in the top 15. XLBI has 25 securities and a top 15 weight of 80.05%.

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