Do COOL and LUMA hold the same stocks?

By their latest filings, 0% of their books are the same securities at the same weight. Overlap is the sum of the smaller weight of every security they share.

Which is more different from the S&P 500, COOL or LUMA?

COOL has 11% of its weight in S&P 500 names and LUMA has 19%, so COOL differs more from the index.

Which is cheaper, COOL or LUMA?

COOL charges 0.75% a year and LUMA charges 1.00%, so COOL is cheaper. Fees come from each fund's prospectus.

Data as of Nov 12, 2026.

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COOL vs LUMA: Holdings Overlap & Returns

Return, fees and overlap, side by side.

Return gap

+11.7 pts

3 months to Nov 12, 2026: COOL ahead, total return

Fee gap

0.25 pts

A year: COOL 0.75%, LUMA 1.00%, per filings dated Jul 8, 2026 and Aug 3, 2026

Overlap

Share of the two books held in common, holdings dated Aug 31, 2026 and Nov 11, 2026

Net flow

–

Needs daily flows for both funds

Pair scorecard

COOL costs 0.25 points a year less; LUMA is 7.7 times larger.

Points (pts) are percentage points.

COOL vs LUMA: Holdings Overlap & Returns
Measure	COOL	LUMA
Drawdown
Measure	COOL	LUMA
Below its all-time high	24.8%, high on Oct 5, 2026	33.8%, high on Oct 6, 2026
Benchmark
Measure	COOL	LUMA
What it tracks	AI infrastructure and chips	AI infrastructure and chips
Cost and size
Measure	COOL	LUMA
Expense ratio	0.75%	1.00%
Net assets, as of Nov 11, 2026	$1.3m	$10m
Holdings
Measure	COOL	LUMA
Holdings in common	0%
Top ten holdings, share of the fund	32%	55%

Method

Key numbers

11.3%

COOL in the S&P 500

19.4%

LUMA in the S&P 500

−17.3%

COOL total return, 3 months

−23.5%

LUMA total return, since launch, Jul 15, 2026

COOL · 3 months to Nov 12, 2026 12 positions, 34% of its net assets

COOL holds 12 positions, 34% of its net assets. Holdings as of Aug 31, 2026.

LUMA · 3 months to Nov 12, 2026 81% of its weight is outside the S&P 500

19% of LUMA's weight is in S&P 500 companies and 81% is outside the index. Holdings as of Nov 11, 2026.

What they share

By the books each fund has filed, COOL and LUMA hold 0% of their money in the same securities at the same weight. Holdings dated Aug 31, 2026 and Nov 11, 2026.

50%

0 half 100%

half

0% in common

Positions both hold · largest shared weight first COOL LUMA

Only in one fund ↓

Only in COOL

Vertiv Holdings Co 8.07%

Sanyo Denki Co Ltd 4.00%

Vicor Corp 3.59%

Navitas Semiconductor Corp 3.55%

Advanced Energy Industries Inc 3.50%

Monolithic Power Systems Inc 2.42%

nVent Electric PLC 2.08%

Infineon Technologies AG 1.99%

Only in LUMA

AYAR LABS INC 9.61%

COHERENT CORP 5.72%

MACOM TECHNOLOGY SOLUTIONS H 5.72%

AIXTRON SE 5.65%

LAND MARK OPTOELECTRONICS 5.31%

LUMENTUM HOLDINGS INC 4.74%

EOPTOLINK TECHNOLOGY INC L-A 4.71%

TOWER SEMICONDUCTOR LTD 4.61%

Check overlap with more funds →

Window by window

Window by window: COOL vs LUMA: Holdings Overlap & Returns
	Total return		vs its benchmark
Window	COOL	LUMA	COOL	LUMA
3 months	−17.3%	−29.0%	not measured	−20.7 pts vs EEM
Since launchNot the same days: COOL Aug 2026 · LUMA Jul 2026	−17.3%	−23.5%	not measured	−16.7 pts vs EEM

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Side by side

COOL VegaShares AI Thermal, Cooling & Power Management ETF · Holds 12 stocks in aI infrastructure and chips, 11% of its weight in S&P 500 companies LUMA KraneShares Photonic and Optical ETF · Holds 27 stocks in aI infrastructure and chips, 19% of its weight in S&P 500 companies

Issuer VegaShares KraneShares

Theme AI infrastructure and chips AI infrastructure and chips

In the S&P 500 11.3% 19.4%

Active share vs the S&P 500 99.6% 99.0%

In the Nasdaq-100 2.4% 8.6%

Holdings 12 27

Top ten, share of the fund 32.5% 54.7%

Expense ratio 0.75% 1.00%

Fee for the differing part 0.75% 1.01%

Total return, 1 year −17.3% (since launch, Aug 13, 2026) −23.5% (since launch, Jul 15, 2026)

vs its benchmark not measured −16.7 pts vs EEM (since launch, Jul 15, 2026)

Below its high −24.8% −33.8%

Net assets, as of Nov 11, 2026 $1.3m $10m

As of Nov 12, 2026. Source: ETFIQ.

0% of the two portfolios are the same securities at the same weight.

Alert

About each fund

COOL

By weight, 11% of COOL's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 100%. The top ten holdings are 32% of the fund across 12 positions, as filed for Aug 31, 2026. Since it first traded on Aug 13, 2026 the fund returned −17.3% with distributions reinvested. It sits 24.8% below its all-time high of Oct 5, 2026.

LUMA

By weight, 19% of LUMA's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 99%. The top ten holdings are 55% of the fund across 27 positions, as published by its issuer for Nov 11, 2026. Since it first traded on Jul 15, 2026 the fund returned −23.5% with distributions reinvested. It sits 33.8% below its all-time high of Oct 6, 2026.

Questions people ask

Do COOL and LUMA hold the same stocks?: By their latest filings, 0% of their books are the same securities at the same weight. Overlap is the sum of the smaller weight of every security they share.
Which is more different from the S&P 500, COOL or LUMA?: COOL has 11% of its weight in S&P 500 names and LUMA has 19%, so COOL differs more from the index.
Which is cheaper, COOL or LUMA?: COOL charges 0.75% a year and LUMA charges 1.00%, so COOL is cheaper. Fees come from each fund's prospectus.

Other comparisons

COOL vs IVEP COOL vs CGPT COOL vs AINF COOL vs AIPO LUMA vs CGPT LUMA vs AINF LUMA vs TCAI LUMA vs AIPO

Where to next

All thematic ETFs ranked by the S&P 500 Difference Score →How the scores are computed →COOL on its own →LUMA on its own →COOL holdings →LUMA holdings →Method →Standards and sources →

Sources and dates

COOL filings on SEC EDGAR ↗

COOL prospectus with the expense ratio (SEC) ↗

VegaShares page for COOL ↗

LUMA filings on SEC EDGAR ↗

LUMA prospectus with the expense ratio (SEC) ↗

KraneShares page for LUMA ↗

Links are sources, not endorsements. 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.

Every number is an ETFIQ calculation with distributions reinvested.

Cite this pageCitation, APA and Markdown

ETFIQ, COOL against LUMA, data as of Nov 12, 2026. https://etfiq.com/compare/themes/cool-vs-luma

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

COOL and LUMA hold 0% of their weight in the same names.

COOL on its own →LUMA on its own →

Growth of 100

COOL and LUMA

Total return, distributions reinvested, 3 months.

COOL −17.3%LUMA −29.0%

Aug 13, 2026Nov 12, 2026

COOL −17.3%, LUMA −29.0%: COOL +11.7 pts ahead, 3 months, Aug 13, 2026 to Nov 12, 2026.