Do HBMX and KMEM hold the same stocks?

By their latest filings, 5% 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, HBMX or KMEM?

HBMX has 29% of its weight in S&P 500 names and KMEM has 0%, so KMEM differs more from the index.

Which is cheaper, HBMX or KMEM?

HBMX charges 0.95% a year and KMEM charges 0.65%, so KMEM is cheaper. Fees come from each fund's prospectus.

Data as of Nov 4, 2026.

Thematic ETFs

HBMX vs KMEM: Holdings Overlap & Returns

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HBMX and KMEM hold 5% of their weight in the same names.

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Net assets: $27m on Jul 31, 2026 for Tuttle Capital Concentrated Memory Stack ETF, and $23m on Nov 3, 2026 for Kurv Memory Select ETF.

HBMX on its own →KMEM on its own →

At a glance

29.1%

HBMX in the S&P 500

0.0%

KMEM in the S&P 500

−31.0%

HBMX total return, since launch, Jun 2, 2026

−35.6%

KMEM total return, since launch, Jul 1, 2026

HBMX · 3 months to Nov 4, 2026 71% of its weight is outside the S&P 500

29% of HBMX's weight is in S&P 500 companies and 71% is outside the index. Holdings as of Jul 31, 2026.

KMEM · 3 months to Nov 4, 2026 2 positions, 28% of its net assets

KMEM holds 2 positions, 28% of its net assets. Holdings as of Aug 31, 2026.

Pair scorecard

KMEM costs 0.30 points a year less.

Points (pts) are percentage points.

HBMX vs KMEM: Holdings Overlap & Returns
Measure	HBMX	KMEM
Drawdown
Measure	HBMX	KMEM
Below its all-time high	41.0%, high on Jun 22, 2026	35.6%, high on Jul 1, 2026
Benchmark
Measure	HBMX	KMEM
What it tracks	Memory and storage	Memory and storage
Cost and size
Measure	HBMX	KMEM
Expense ratio	0.95%	0.65%
Net assets, HBMX as of Jul 31, 2026 and KMEM as of Nov 3, 2026	$27m	$23m
Holdings
Measure	HBMX	KMEM
Holdings in common	5%

Method

What they share

By the books each fund has filed, HBMX and KMEM hold 5% of their money in the same securities at the same weight. Holdings dated Jul 31, 2026 and Aug 31, 2026.

50%

0 half 100%

half

5% in common

Positions both hold · largest shared weight first HBMX KMEM

SK hynix Inc 4.77% 21.41%

Only in one fund ↓

Only in HBMX

Advantest Corp 10.00%

Micron Technology Inc 8.55%

Penguin Solutions Inc 6.23%

Onto Innovation Inc 5.90%

Camtek Ltd 5.20%

ASML Holding NV 5.19%

Lam Research Corp 4.62%

Applied Materials Inc 4.60%

Only in KMEM

Samsung Electronics Co Ltd 6.85%

Check overlap with more funds →

Window by window

Window by window: HBMX vs KMEM: Holdings Overlap & Returns
	Total return		vs its benchmark
Window	HBMX	KMEM	HBMX	KMEM
3 months	−21.7%	−16.1%	−21.1 pts vs URTH	not measured
Since launchNot the same days: HBMX Jun 2026 · KMEM Jul 2026	−31.0%	−35.6%	−32.5 pts vs URTH	not measured

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Side by side

HBMX Tuttle Capital Concentrated Memory Stack ETF · Holds 23 stocks in memory and storage, 29% of its weight in S&P 500 companies KMEM Kurv Memory Select ETF · Holds 2 stocks in memory and storage, 0% of its weight in S&P 500 companies

Issuer Tuttle Kurv

Theme Memory and storage Memory and storage

In the S&P 500 29.1% 0.0%

Active share vs the S&P 500 94.4% 100.0%

In the Nasdaq-100 34.3% 0.0%

Holdings 23 2

Top ten, share of the fund 59.2% 28.3%

Expense ratio 0.95% 0.65%

Fee for the differing part 1.01% 0.65%

Total return, 1 year −31.0% (since launch, Jun 2, 2026) −35.6% (since launch, Jul 1, 2026)

vs its benchmark −32.5 pts vs URTH (since launch, Jun 2, 2026) not measured

Below its high −41.0% −35.6%

Net assets, HBMX as of Jul 31, 2026 and KMEM as of Nov 3, 2026 $27m $23m

As of Nov 4, 2026. Source: ETFIQ.

5% of the two portfolios are the same securities at the same weight.

Alert

About each fund

HBMX

By weight, 29% of HBMX's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 94%. The top ten holdings are 59% of the fund across 23 positions, as filed for Jul 31, 2026. Since it first traded on Jun 2, 2026 the fund returned −31.0% with distributions reinvested. It sits 41.0% below its all-time high of Jun 22, 2026.

KMEM

By weight, 0% of KMEM'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 28% of the fund across 2 positions, as filed for Aug 31, 2026. Since it first traded on Jul 1, 2026 the fund returned −35.6% with distributions reinvested. It sits 35.6% below its all-time high of Jul 1, 2026.

Questions people ask

Do HBMX and KMEM hold the same stocks?: By their latest filings, 5% 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, HBMX or KMEM?: HBMX has 29% of its weight in S&P 500 names and KMEM has 0%, so KMEM differs more from the index.
Which is cheaper, HBMX or KMEM?: HBMX charges 0.95% a year and KMEM charges 0.65%, so KMEM is cheaper. Fees come from each fund's prospectus.

Other comparisons

HBMX vs DISK HBMX vs DRAM KMEM vs DISK KMEM vs DRAM

Where to next

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

Sources and dates

HBMX filings on SEC EDGAR ↗

HBMX prospectus with the expense ratio (SEC) ↗

Tuttle website ↗

KMEM filings on SEC EDGAR ↗

KMEM prospectus with the expense ratio (SEC) ↗

Kurv page for KMEM ↗

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.

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ETFIQ, HBMX against KMEM, data as of Nov 4, 2026. https://etfiq.com/compare/themes/hbmx-vs-kmem

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