Do BOTZ and IDEF hold the same stocks?

By their latest filings, 1% 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, BOTZ or IDEF?

BOTZ has 19% of its weight in S&P 500 names and IDEF has 42%, so IDEF differs more from the index.

Which is cheaper, BOTZ or IDEF?

BOTZ charges 0.68% a year and IDEF charges 0.55%, so IDEF is cheaper. Fees come from each fund's prospectus.

Data as of Oct 28, 2026.

Thematic ETFs

BOTZ vs IDEF: Holdings Overlap & Returns

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Over the year to Oct 28, 2026, BOTZ returned −10.2% to IDEF's −5.7%; 1% of their weight is in the same names.

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Net assets: $3.3bn on Oct 12, 2026 for Global X Robotics & Artificial Intelligence ETF, and $3.7bn on Oct 28, 2026 for iShares Defense Industrials and Tech Active ETF.

BOTZ on its own →IDEF on its own →

At a glance

18.6%

BOTZ in the S&P 500

42.5%

IDEF in the S&P 500

−10.2%

BOTZ total return, 1 year

−5.7%

IDEF total return, 1 year

BOTZ · 1 year to Oct 28, 2026 81% of its weight is outside the S&P 500

19% of BOTZ's weight is in S&P 500 companies and 81% is outside the index. Holdings as of May 31, 2026.

IDEF · 1 year to Oct 28, 2026 58% of its weight is outside the S&P 500

43% of IDEF's weight is in S&P 500 companies and 58% is outside the index. Holdings as of Oct 27, 2026.

Pair scorecard

IDEF costs 0.13 points a year less; their one-year returns differ by 4.5 points; IDEF is 1.1 times larger.

BOTZ vs IDEF: Holdings Overlap & Returns
Measure	BOTZ	IDEF
Return
Measure	BOTZ	IDEF
Total return, 1 year	−10.2%	−5.7%
Drawdown
Measure	BOTZ	IDEF
Below its all-time high	18.2%, high on May 13, 2026	17.0%, high on Mar 2, 2026
Benchmark
Measure	BOTZ	IDEF
What it tracks	Robotics and automation	Defense
Cost and size
Measure	BOTZ	IDEF
Expense ratio	0.68%	0.55%
Net assets, as of Oct 12, 2026	$3.3bn	$3.7bn
Holdings
Measure	BOTZ	IDEF
Holdings in common	1%

Holdings in common uses holdings dated May 31, 2026 and Oct 27, 2026. Method

Risk and return

May 30, 2025 to Oct 23, 2026 · 73 weekly returns

BOTZ IDEF

Return

Total return edge IDEF +7.6% +14.9%

Annualized edge IDEF +5.4% +10.4%

Price return edge IDEF +6.9% +14.5%

Risk

Volatility edge IDEF (slight) 24.6% 22.4%

Max drawdown edge IDEF −20.3% −17.1%

Risk-adjusted

Sharpe edge IDEF 0.18 0.38

Sortino edge IDEF 0.26 0.58

Calmar edge IDEF 0.27 0.61

Reading

IDEF returned more: +14.9% to +7.6%. IDEF swung slightly less: 22.4% to 24.6%. IDEF fell less at its worst: −17.1% to −20.3%.

Full scorecard

9 measures, with how each is measured Open ↓

Risk and return: BOTZ vs IDEF: Holdings Overlap & Returns
Measure	BOTZ	IDEF	Edge	How it is measured
Return
Total return	+7.6%	+14.9%	IDEF	Price change plus distributions, reinvested.
Annualized	+5.4%	+10.4%	IDEF	Total return as a yearly rate.
Price return	+6.9%	+14.5%	IDEF	Price change alone, distributions left out.
Risk
Volatility	24.6%	22.4%	IDEF (slight)	Spread of weekly returns, annualized. Lower is steadier.
Downside deviation	16.9%	14.7%	IDEF	Like volatility, counting only weeks below the Treasury bill rate.
Max drawdown	−20.3%	−17.1%	IDEF	Deepest fall from a high to the low after it.
Risk-adjusted
Sharpe	0.18	0.38	IDEF	Return above Treasury bills per unit of volatility.
Sortino	0.26	0.58	IDEF	Return above Treasury bills per unit of downside deviation.
Calmar	0.27	0.61	IDEF	Annualized return divided by the max drawdown.

Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 73 weekly returns. Cash rate: the 13-week Treasury bill.

What they share

By the books each fund has filed, BOTZ and IDEF hold 1% of their money in the same securities at the same weight. Holdings dated May 31, 2026 and Oct 27, 2026.

50%

0 half 100%

half

1% in common

Positions both hold · largest shared weight first BOTZ IDEF

AEROVIRONMENT, INC. 2.08% 0.48%

Rainbow Robotics 1.81% 0.27%

Only in one fund ↓

Only in BOTZ

KEYENCE CORPORATION 9.30%

ABB Ltd 9.03%

FANUC CORPORATION 8.98%

NVIDIA CORPORATION 8.28%

INTUITIVE SURGICAL, INC. 6.14%

Shenzhen Inovance Technology Co., Ltd 4.32%

SMC CORPORATION 4.01%

DAIFUKU CO., LTD. 3.52%

Only in IDEF

RTX 7.05%

LOCKHEED MARTIN 5.27%

GENERAL DYNAMICS CORP 4.15%

NORTHROP GRUMMAN CORP 3.92%

BOEING 3.44%

ROLLS-ROYCE HOLDINGS PLC 3.06%

PALANTIR TECHNOLOGIES CLASS A 3.02%

SPACE EXPLORATION TECHNOLOGIES COR 2.93%

Check overlap with more funds →

Window by window

Window by window: BOTZ vs IDEF: Holdings Overlap & Returns
	Total return
Window	BOTZ	IDEF
3 months	+1.0%	−3.0%
6 months	−8.8%	−5.8%
1 year	−10.2%	−5.7%
3 years	+53.7%	–
Since launchNot the same days: BOTZ Sep 2016 · IDEF May 2025	+140.2%	+22.1%

– means no data for this window. Open this comparison in the app →

Side by side

BOTZ Global X Robotics & Artificial Intelligence ETF · Holds 61 stocks in robotics and automation, 19% of its weight in S&P 500 companies IDEF iShares Defense Industrials and Tech Active ETF · Holds 155 stocks in defense, 42% of its weight in S&P 500 companies

Issuer Global X iShares

Theme Robotics and automation Defense

In the S&P 500 18.6% 42.5%

Active share vs the S&P 500 88.2% 92.2%

In the Nasdaq-100 18.6% 10.7%

Holdings 61 155

Top ten, share of the fund 58.7% 37.3%

Expense ratio 0.68% 0.55%

Fee for the differing part 0.77% 0.60%

Total return, 1 year −10.2% −5.7%

vs its benchmark not measured not measured

Below its high −18.2% −17.0%

Net assets, BOTZ as of Oct 12, 2026 and IDEF as of Oct 28, 2026 $3.3bn $3.7bn

As of Oct 28, 2026. Source: ETFIQ.

1% 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 149 days apart.

Alert

About each fund

BOTZ

By weight, 19% of BOTZ's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 88%. The top ten holdings are 59% of the fund across 61 positions, as filed for May 31, 2026. Over the year to Oct 28, 2026 the fund returned −10.2% with distributions reinvested. It sits 18.2% below its all-time high of May 13, 2026.

IDEF

By weight, 42% of IDEF's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 92%. The top ten holdings are 37% of the fund across 155 positions, as published by its issuer for Oct 27, 2026. Over the year to Oct 28, 2026 the fund returned −5.7% with distributions reinvested. It sits 17.0% below its all-time high of Mar 2, 2026.

Questions people ask

Do BOTZ and IDEF hold the same stocks?: By their latest filings, 1% 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, BOTZ or IDEF?: BOTZ has 19% of its weight in S&P 500 names and IDEF has 42%, so IDEF differs more from the index.
Which is cheaper, BOTZ or IDEF?: BOTZ charges 0.68% a year and IDEF charges 0.55%, so IDEF is cheaper. Fees come from each fund's prospectus.

Other comparisons

BOTZ vs XAR BOTZ vs SHLD BOTZ vs PPA BOTZ vs ITA IDEF vs COPX IDEF vs EUAD IDEF vs GDX IDEF vs GCAD

Where to next

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

Sources and dates

BOTZ filings on SEC EDGAR ↗

BOTZ prospectus with the expense ratio (SEC) ↗

Global X page for BOTZ ↗

IDEF filings on SEC EDGAR ↗

IDEF prospectus with the expense ratio (SEC) ↗

iShares page for IDEF ↗

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, BOTZ against IDEF, data as of Oct 28, 2026. https://etfiq.com/compare/themes/botz-vs-idef

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