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CATH vs OEF: Differences, Returns & Fees

CATH and OEF hold 68% of their weight in the same names, and OEF returned +16.8% over the year. Net assets on Oct 9, 2026: $1.4bn for Global X S&P 500 Catholic Values ETF and $20.8bn for iShares S&P 100 ETF.

OEF costs 0.09 points a year less; their one-year returns differ by 2.3 points; OEF is 14.9 times larger.

CATHOEF
Expense ratio0.29%0.20%
Net assets$1.4bn$20.8bn
Total return, 1 year+14.5%+16.8%
What it tracksS&P 500 Catholic Values IndexS&P 100
Holdings in common68%
Top ten holdings, share of the fund40.6%52.6%

Holdings in common uses holdings dated Oct 8, 2026 and Oct 9, 2026.

+14.5%
CATH total return, 1 year
+16.8%
OEF total return, 1 year
0.29%
CATH expense ratio
0.20%
OEF expense ratio

What they hold in common

By the books each fund has filed, CATH and OEF hold 68% 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 and Oct 9, 2026.

half

68% in common

Positions both hold, largest shared weight first
Holding CATH OEF
NVIDIA CORP 8.70% 11.23%
APPLE INC 7.70% 10.00%
MICROSOFT CORP 6.23% 7.81%
AMAZON.COM INC 3.87% 5.02%
ALPHABET INC-CL A 3.09% 4.11%
BROADCOM INC 2.70% 3.45%
ALPHABET INC-CL C 2.47% 3.30%
META PLATFORMS INC 2.37% 3.20%
MICRON TECHNOLOGY INC 1.82% 2.36%
TESLA INC 1.62% 2.13%
JPMORGAN CHASE & CO 1.49% 1.77%
VISA INC-CLASS A SHARES 1.11% 1.29%
Only in CATH
MCKESSON CORP 0.51%
STRYKER CORP 0.45%
CROWDSTRIKE HOLDINGS INC - A 0.44%
ELEVANCE HEALTH INC 0.42%
KLA CORP 0.40%
MARVELL TECHNOLOGY INC 0.38%
THE CIGNA GROUP 0.35%
AMPHENOL CORP-CL A 0.34%
Only in OEF
ADVANCED MICRO DEVICES 2.04%
BERKSHIRE HATHAWAY INC CLASS B 1.92%
ELI LILLY 1.88%
JOHNSON & JOHNSON 1.24%
ABBVIE 0.97%
MERCK & CO INC 0.71%
COCA-COLA 0.68%
UNITEDHEALTH GROUP 0.67%

Check overlap with more funds →

On the same fields

CATH
Global X S&P 500 Catholic Values ETF
OEF
iShares S&P 100 ETF
Where it sits Stock ETF Stock ETF
Issuer Global X iShares
What it is Tracks an index Tracks an index
Total return, 1 year +14.5% +16.8%
S&P 500 over the same days +17.3% +17.3%
Gap to the S&P 500 −2.7 pts −0.5 pts
Expense ratio 0.29% 0.20%
Already in the S&P 500 98.9% 99.9%
Holdings 444 102
Net assets $1.4bn $20.8bn

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

CATH in plain words

CATH tracks an index. Over the year to Oct 9, 2026 it returned +14.5% with distributions reinvested, against +17.3% for the S&P 500. The prospectus expense ratio is 0.29% a year. By its holdings published by its issuer for Oct 9, 2026, 99% of the fund by weight is stocks the S&P 500 also holds, across 444 positions, with the top ten at 40.6%.

OEF in plain words

OEF tracks an index. Over the year to Oct 9, 2026 it returned +16.8% with distributions reinvested, against +17.3% for the S&P 500. 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 102 positions, with the top ten at 52.6%.

Questions people ask

Which returned more over the last year, CATH or OEF?
In the year to Oct 9, 2026, with distributions reinvested, CATH returned +14.5% and OEF +16.8%.
Which is cheaper, CATH or OEF?
OEF is cheaper, by 0.09 percentage points a year. That is about $9 on $10,000 held for a year. Fees come from each fund's prospectus.
How much do CATH and OEF overlap with the S&P 500?
By their latest filed holdings, 99% of CATH and 100% of OEF by weight is stocks the S&P 500 already holds.
Other comparisons
CATH vs RDVYCATH vs DGRWCATH vs CGDVCATH vs IWBFDLO vs OEFFQAL vs OEFLRGC vs OEFFVAL vs OEF
CATH on its own →OEF on its own →Hold both: look the portfolio through →Rankings →Standards and sources →
Where these figures came from
CATH filings on SEC EDGAR ↗CATH prospectus with the expense ratio (SEC) ↗Global X page for CATH ↗OEF filings on SEC EDGAR ↗OEF prospectus with the expense ratio (SEC) ↗iShares page for OEF ↗

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, CATH against OEF, data as of Oct 9, 2026. https://etfiq.com/compare/any/cath-vs-oef

Open data

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