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SPYM vs SPYX: Differences, Returns & Fees

SPYM and SPYX hold 96% of their weight in the same names, and SPYM returned +17.3% over the year. Net assets on Oct 8, 2026: $178.5bn for State Street SPDR Portfolio S&P 500 ETF and $2.9bn for State Street SPDR S&P 500 Fossil Fuel Reserves Free ETF.

SPYM costs 0.18 points a year less; their one-year returns differ by 0.9 points; SPYM is far larger, $178.5bn against $2.9bn.

SPYM vs SPYX: Differences, Returns & Fees
SPYMSPYX
Expense ratio0.02%0.20%
Net assets, as of Oct 8, 2026$178.5bn$2.9bn
Total return, 1 year+17.3%+16.4%
What it tracksS&P 500 Index ?S&P 500 Fossil Fuel Reserves Free Index
Holdings in common96%
Top ten holdings, share of the fund39.0%40.4%

Holdings in common uses holdings dated Oct 8, 2026.

+17.3%
SPYM total return, 1 year
+16.4%
SPYX total return, 1 year
0.02%
SPYM expense ratio
0.20%
SPYX expense ratio

What they hold in common

By the books each fund has filed, SPYM and SPYX hold 96% of their money in the same securities at the same weight. Above 50%, holding both is close to holding one of them twice. Holdings dated Oct 8, 2026.

half

96% in common

Positions both hold, largest shared weight first
Holding SPYM SPYX
NVIDIA CORP 8.33% 8.63%
APPLE INC 7.42% 7.68%
MICROSOFT CORP 5.79% 6.00%
AMAZON.COM INC 3.72% 3.86%
ALPHABET INC CL A 3.05% 3.16%
BROADCOM INC 2.56% 2.65%
ALPHABET INC CL C 2.45% 2.54%
META PLATFORMS INC CLASS A 2.37% 2.46%
MICRON TECHNOLOGY INC 1.75% 1.81%
TESLA INC 1.58% 1.63%
ADVANCED MICRO DEVICES 1.51% 1.56%
BERKSHIRE HATHAWAY INC CL B 1.42% 1.47%
Only in SPYM
EXXONMOBIL HOLDINGS CORP 1.03%
CHEVRON CORP 0.62%
GE VERNOVA INC 0.40%
SANDISK CORP 0.35%
CONOCOPHILLIPS 0.24%
BLOOM ENERGY CORP A 0.12%
EOG RESOURCES INC 0.12%
DEVON ENERGY CORP 0.08%
Only in SPYX
CONTRA ABIOMED INC 0.00%

Check overlap with more funds →

On the same fields

SPYM
State Street SPDR Portfolio S&P 500 ETF
SPYX
State Street SPDR S&P 500 Fossil Fuel Reserves Free ETF
Where it sits Stock ETF Stock ETF
Issuer State Street State Street
What it is Tracks the S&P 500 Tracks an index
Total return, 1 year +17.3% +16.4%
Its benchmark over the same days +17.3% (IVV) not published
Gap to its benchmark 0.0 pts vs IVV not available
Expense ratio 0.02% 0.20%
Already in the S&P 500 99.8% 99.8%
Holdings 506 488
Net assets, as of Oct 8, 2026 $178.5bn $2.9bn
Former ticker SPLG none

SPYM and SPYX on the fields both publish, as of Oct 9, 2026. Source: ETFIQ.

About SPYM

SPYM tracks the S&P 500. Over the year to Oct 9, 2026 it returned +17.3% with distributions reinvested, against +17.3% for its benchmark, the S&P 500 Index ?. The prospectus expense ratio is 0.02% a year. By its holdings published by its issuer for Oct 8, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 506 positions, with the top ten at 39.0%.

About SPYX

SPYX tracks an index. Over the year to Oct 9, 2026 it returned +16.4% with distributions reinvested. The prospectus expense ratio is 0.20% a year. By its holdings published by its issuer for Oct 8, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 488 positions, with the top ten at 40.4%.

Questions people ask

Which returned more over the last year, SPYM or SPYX?
In the year to Oct 9, 2026, with distributions reinvested, SPYM returned +17.3% and SPYX +16.4%.
Which is cheaper, SPYM or SPYX?
SPYM is cheaper, by 0.18 percentage points a year. That is about $18 on $10,000 held for a year. Fees come from each fund's prospectus.
How much do SPYM and SPYX overlap with the S&P 500?
By their latest filed holdings, 100% of SPYM and 100% of SPYX by weight is stocks the S&P 500 already holds.
Other comparisons
IYY vs SPYMBDYN vs SPYMGUSA vs SPYMGSUS vs SPYMIWB vs SPYXSPYX vs VIGITOT vs SPYXSCHX vs SPYX
SPYM on its own →SPYX on its own →Hold both: look the portfolio through →Rankings →Standards and sources →
Where these figures came from
SPYM and SPYX filings on SEC EDGAR ↗SPYM and SPYX prospectus with the expense ratio (SEC) ↗State Street website ↗

ETFIQ links to the documents behind every figure; a link is not an endorsement. A comparison is not a recommendation.

How this is computed

Overlap adds up the smaller of the two weights for each security both funds hold.

Cite this pageCitation, APA and Markdown

ETFIQ, SPYM against SPYX, data as of Oct 9, 2026. https://etfiq.com/compare/any/spym-vs-spyx

Open data

Free to use with attribution for figures ETFIQ computes; issuer data stays under its owner's terms.