SPYXvsSMAXETF Comparison

ETF 1

SPYX

State Street SPDR S&P 500 Fossil Fuel Reserves Free ETF

This fund is part of

US Large Cap

+0%

Full SPYX fund page

ETF 2

SMAX

iShares Large Cap Max Buffer Sep ETF

This fund is part of

Options Strategies

+0%

Full SMAX fund page

State Street SPDR S&P 500 Fossil Fuel Reserves Free ETF (SPYX) belongs to the US Large Cap segment. iShares Large Cap Max Buffer Sep ETF (SMAX) is part of the Options Strategies segment. SPYX's top 3 sector exposures are Technology, Finance and Consumer Non-Cyclicals. In contrast, SMAX's top sector exposures are Technology, Finance and Healthcare. SPYX is less expensive with a Total Expense Ratio (TER) of 0.2%, versus 0.53% for SMAX. SPYX is up 12.9% year-to-date (YTD) with +$50M in YTD flows. SMAX performs worse with 5.36% YTD performance, and -$34M in YTD flows. Run a side-by-side ETF comparison of SPYX and SMAX 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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SPYX vs SMAX performance and flow charts

Performance

Cumulative Flows

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Data Services

Historic performance and flows

Data as of 09/04/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	SPYX SMAX	-0.31%+0.63%	+2.16%+1.90%	+12.90%+5.36%	+19.30%+7.49%	+78.34%n/a	+79.20%n/a
Flows	SPYX SMAX	+$8M-$1M	+$31M-$7M	+$50M-$34M	+$105M+$515K	+$340M-	+$550M-

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	SPYX SMAX	+13.72%+2.42%	+13.08%+2.76%	+15.22%n/a	+17.26%n/a
Max drawdown	SPYX SMAX	-4.20%-0.64%	-9.81%-1.93%	-18.88%n/a	-26.17%n/a
Max drawdown duration	SPYX SMAX	35d8d	92d44d	126dn/a	709dn/a

Trading data

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	SPYX	SMAX
Last sale 9/8/2026 at 1:30 PM	$62.74	$28.29
Previous close 09/04/2026	$63.12	$28.30
Consolidated volume 09/04/2026
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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SMAX

is actively managed and doesn’t replicate an index

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	SPYX	SMAX
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 9/8/2026 at 1:30 PM

Live

Closed

	SPYX	SMAX
Last price	$62.74	$28.29
1D performance	-0.60%	-0.04%
AuM	$2.86 B	$88.39 M
E/R	0.2%	0.53%

Characteristics

	SPYX	SMAX
Management strategy	Passive	Active
Provider	State Street Investment Management	iShares
Benchmark	S&P 500 Fossil Fuel Free Index	-
N° of holdings	483	501
Asset class	Equities	-
Trailing 12m distribution yield	Join	Join
Inception date	November 30, 2015	September 30, 2024
ESG	Yes	No

More SPYX data on Trackinsight

More SMAX data on Trackinsight

Exposure

Countries

SPYX

USA

97.19%

Other

2.81%

SMAX

USA

102.01%

Other

-2.01%

Sectors

SPYX

Technology

45.52%

Finance

14.35%

Consumer Non-Cycl.

9.72%

Healthcare

9.16%

Industrials

7.69%

Other

13.56%

SMAX

Technology

46.23%

Finance

14.48%

Healthcare

9.28%

Consumer Non-Cycl.

9.23%

Industrials

8.09%

Other

12.68%

Diversification

SPYX

Total weight of top 15 holdings out of 15

45.4%

SMAX

Total weight of top 15 holdings out of 15

45.4%

Top 15 holdings

Data as of July 31, 2026

SPYX

NVIDIA Corp.

7.79%

Apple, Inc.

7.27%

Microsoft Corp.

5.53%

Amazon.com, Inc.

4.26%

Alphabet, Inc.

3.35%

Broadcom Inc.

2.95%

Alphabet, Inc.

2.70%

Meta Platforms, Inc.

1.96%

JPMorgan Chase & Co.

1.51%

Berkshire Hathaway, Inc.

1.50%

Micron Technology, Inc.

1.49%

Eli Lilly & Co.

1.46%

Tesla, Inc.

1.40%

Advanced Micro Devices, Inc.

1.24%

Johnson & Johnson

0.99%

SMAX

Apple, Inc.

7.90%

NVIDIA Corp.

7.62%

Microsoft Corp.

5.40%

Amazon.com, Inc.

3.72%

Alphabet, Inc.

3.16%

Broadcom Inc.

2.96%

Alphabet, Inc.

2.54%

Meta Platforms, Inc.

1.91%

Micron Technology, Inc.

1.59%

JPMorgan Chase & Co.

1.52%

Berkshire Hathaway, Inc.

1.51%

Eli Lilly & Co.

1.47%

BlackRock Cash Funds - Treasury

1.42%

Tesla, Inc.

1.40%

Advanced Micro Devices, Inc.

1.28%

Frequently asked questions about SPYX and SMAX

SPYXvsSMAXETF Comparison

State Street SPDR S&P 500 Fossil Fuel Reserves Free ETF

iShares Large Cap Max Buffer Sep ETF

SPYX vs SMAX 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 SPYX and SMAX ETFs performed in 2026?

As of September 4, 2026, SPYX is up 12.9% year-to-date (YTD), while SMAX has returned 5.36%. That puts SPYX better performer ahead so far this year.

Which ETF is attracting more investor money: SPYX or SMAX?

Year-to-date, the SPYX ETF saw +$50M in flows, compared to -$34M for SMAX.

Which ETF is more volatile: SPYX or SMAX?

Over the past year, SPYX had a volatility of 13.08%, while SMAX experienced 2.76%.

Which ETF is bigger: SPYX or SMAX?

As of September 4, 2026, SPYX holds $2.86 B in assets under management (AUM), while SMAX manages $88.39 M.

What sectors do the SPYX and SMAX ETFs invest in?

SPYX leans toward sectors like Technology, Finance and Consumer Non-Cyclicals. Meanwhile, SMAX focuses on Technology, Finance and Healthcare.

What are the top holdings of the SPYX ETF and SMAX ETF?

SPYX top holdings include NVIDIA Corp., Apple, Inc. and Microsoft Corp.. SMAX holds in its top three: Apple, Inc., NVIDIA Corp. and Microsoft Corp..

Which ETF is more diversified: SPYX or SMAX?

SPYX holds 486 securities with 45.4% of its assets in the top 15. SMAX has 504 securities and a top 15 weight of 45.4%.

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