Do AIQ and QTUM hold the same stocks?

By their latest filings, 28% 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, AIQ or QTUM?

AIQ has 65% of its weight in S&P 500 names and QTUM has 38%, so QTUM differs more from the index.

Which is cheaper, AIQ or QTUM?

AIQ charges 0.68% a year and QTUM charges 0.40%, so QTUM is cheaper. Fees come from each fund's prospectus.

Data as of Oct 28, 2026.

Thematic ETFs

AIQ vs QTUM: Holdings Overlap & Returns

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Over the year to Oct 28, 2026, AIQ returned +21.3% to QTUM's +28.9%; 28% of their weight is in the same names.

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Net assets: $10.6bn on Oct 12, 2026 for Global X Artificial Intelligence & Technology ETF, and $5.4bn on Oct 27, 2026 for Defiance Quantum ETF.

AIQ on its own →QTUM on its own →

At a glance

64.7%

AIQ in the S&P 500

37.5%

QTUM in the S&P 500

+21.3%

AIQ total return, 1 year

+28.9%

QTUM total return, 1 year

AIQ · 1 year to Oct 28, 2026 35% of its weight is outside the S&P 500

65% of AIQ's weight is in S&P 500 companies and 35% is outside the index. Holdings as of May 31, 2026.

QTUM · 1 year to Oct 28, 2026 63% of its weight is outside the S&P 500

38% of QTUM's weight is in S&P 500 companies and 63% is outside the index. Holdings as of Oct 28, 2026.

Pair scorecard

QTUM costs 0.28 points a year less; their one-year returns differ by 7.6 points; AIQ is 1.9 times larger.

AIQ vs QTUM: Holdings Overlap & Returns
Measure	AIQ	QTUM
Return
Measure	AIQ	QTUM
Total return, 1 year	+21.3%	+28.9%
Drawdown
Measure	AIQ	QTUM
Below its all-time high	8.2%, high on Jun 2, 2026	14.3%, high on Jun 2, 2026
Benchmark
Measure	AIQ	QTUM
What it tracks	Artificial intelligence	Quantum computing
Cost and size
Measure	AIQ	QTUM
Expense ratio	0.68%	0.40%
Net assets, as of Oct 12, 2026	$10.6bn	$5.6bn
Holdings
Measure	AIQ	QTUM
Holdings in common	28%
Top ten holdings, share of the fund	43%	18%

Holdings in common uses holdings dated May 31, 2026 and Oct 28, 2026. Method

Risk and return

Sep 14, 2018 to Oct 23, 2026 · 423 weekly returns

AIQ QTUM

Return

Total return edge QTUM +303.5% +489.3%

Annualized edge QTUM +18.7% +24.4%

Price return edge QTUM +292.1% +450.1%

Risk

Volatility edge AIQ (slight) 24.6% 26.3%

Max drawdown edge QTUM −44.1% −38.1%

Risk-adjusted

Sharpe edge QTUM 0.71 0.86

Sortino edge QTUM 1.07 1.28

Calmar edge QTUM 0.42 0.64

Reading

QTUM returned more: +489.3% to +303.5%. AIQ swung slightly less: 24.6% to 26.3%. QTUM fell less at its worst: −38.1% to −44.1%.

Full scorecard

9 measures, with how each is measured Open ↓

Risk and return: AIQ vs QTUM: Holdings Overlap & Returns
Measure	AIQ	QTUM	Edge	How it is measured
Return
Total return	+303.5%	+489.3%	QTUM	Price change plus distributions, reinvested.
Annualized	+18.7%	+24.4%	QTUM	Total return as a yearly rate.
Price return	+292.1%	+450.1%	QTUM	Price change alone, distributions left out.
Risk
Volatility	24.6%	26.3%	AIQ (slight)	Spread of weekly returns, annualized. Lower is steadier.
Downside deviation	16.2%	17.6%	AIQ (slight)	Like volatility, counting only weeks below the Treasury bill rate.
Max drawdown	−44.1%	−38.1%	QTUM	Deepest fall from a high to the low after it.
Risk-adjusted
Sharpe	0.71	0.86	QTUM	Return above Treasury bills per unit of volatility.
Sortino	1.07	1.28	QTUM	Return above Treasury bills per unit of downside deviation.
Calmar	0.42	0.64	QTUM	Annualized return divided by the max drawdown.

Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 423 weekly returns. Cash rate: the 13-week Treasury bill.

What they share

28%

By the books each fund has filed, AIQ and QTUM hold 28% of their money in the same securities at the same weight. Holdings dated May 31, 2026 and Oct 28, 2026.

50%

0 half 100%

half

28% in common

Positions both hold · largest shared weight first AIQ QTUM

PALANTIR TECHNOLOGIES INC. 2.23% 1.84%

MICROSOFT CORPORATION 2.35% 1.63%

ADVANCED MICRO DEVICES, INC. 4.80% 1.56%

MICRON TECHNOLOGY, INC. 5.76% 1.34%

NVIDIA CORPORATION 2.70% 1.31%

Taiwan Semiconductor Manufacturing Company Limited 3.02% 1.31%

AMAZON.COM, INC. 2.73% 1.30%

MARVELL TECHNOLOGY, INC. 1.27% 1.21%

QUALCOMM INCORPORATED 1.97% 1.17%

BROADCOM INC. 3.24% 1.15%

CISCO SYSTEMS, INC. 3.82% 1.13%

INTERNATIONAL BUSINESS MACHINES CORPORATION 2.03% 1.13%

Only in one fund ↓

Only in AIQ

SK hynix Inc. 7.12%

Samsung Electronics Co., Ltd. 4.79%

APPLE INC. 2.97%

NETFLIX, INC. 2.43%

META PLATFORMS, INC. 2.30%

TESLA, INC. 2.29%

Siemens Aktiengesellschaft 1.83%

Tencent Holdings Limited 1.68%

Only in QTUM

Elastic Nv 2.14%

Horizon Quantum Holdings Ltd 1.86%

Nutanix Inc 1.78%

Cloudflare Inc 1.77%

Arqit Quantum Inc 1.72%

Radnet Inc 1.54%

Reply Spa 1.52%

Asustek Computer Inc 1.48%

Check overlap with more funds →

Window by window

Window by window: AIQ vs QTUM: Holdings Overlap & Returns
	Total return
Window	AIQ	QTUM
3 months	+15.0%	+9.1%
6 months	+17.0%	+11.2%
1 year	+21.3%	+28.9%
3 years	+151.9%	+229.7%
Since launchNot the same days: AIQ May 2018 · QTUM Sep 2018	+340.8%	+522.8%

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Side by side

AIQ Global X Artificial Intelligence & Technology ETF · Holds 84 stocks in artificial intelligence, 65% of its weight in S&P 500 companies QTUM Defiance Quantum ETF · Holds 85 stocks in quantum computing, 38% of its weight in S&P 500 companies

Issuer Global X Defiance

Theme Artificial intelligence Quantum computing

In the S&P 500 64.7% 37.5%

Active share vs the S&P 500 70.2% 82.2%

In the Nasdaq-100 55.8% 28.0%

Holdings 84 85

Top ten, share of the fund 42.7% 18.5%

Expense ratio 0.68% 0.40%

Fee for the differing part 0.97% 0.49%

Total return, 1 year +21.3% +28.9%

vs its benchmark not measured not measured

Below its high −8.2% −14.3%

Net assets, AIQ as of Oct 12, 2026 and QTUM as of Oct 27, 2026 $10.6bn $5.4bn

As of Oct 28, 2026. Source: ETFIQ.

28% of the two portfolios are the same securities at the same weight.

Client brief

No client brief for this pair: the two funds' holdings are dated 150 days apart.

Alert

About each fund

AIQ

By weight, 65% of AIQ's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 70%. The top ten holdings are 43% of the fund across 84 positions, as filed for May 31, 2026. Over the year to Oct 28, 2026 the fund returned +21.3% with distributions reinvested. It sits 8.2% below its all-time high of Jun 2, 2026.

QTUM

By weight, 38% of QTUM's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 82%. The top ten holdings are 18% of the fund across 85 positions, as published by its issuer for Oct 28, 2026. Over the year to Oct 28, 2026 the fund returned +28.9% with distributions reinvested. It sits 14.3% below its all-time high of Jun 2, 2026.

Questions people ask

Do AIQ and QTUM hold the same stocks?: By their latest filings, 28% 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, AIQ or QTUM?: AIQ has 65% of its weight in S&P 500 names and QTUM has 38%, so QTUM differs more from the index.
Which is cheaper, AIQ or QTUM?: AIQ charges 0.68% a year and QTUM charges 0.40%, so QTUM is cheaper. Fees come from each fund's prospectus.

Other comparisons

AIQ vs NLR AIQ vs DRAM AIQ vs SOXX AIQ vs SMH QTUM vs BAI QTUM vs ARTY QTUM vs XBI QTUM vs IGF

Where to next

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

Sources and dates

AIQ filings on SEC EDGAR ↗

AIQ prospectus with the expense ratio (SEC) ↗

Global X page for AIQ ↗

QTUM filings on SEC EDGAR ↗

QTUM prospectus with the expense ratio (SEC) ↗

Defiance page for QTUM ↗

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, AIQ against QTUM, data as of Oct 28, 2026. https://etfiq.com/compare/themes/aiq-vs-qtum

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