Do AV and IDEF hold the same stocks?

By their latest filings, 30% 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, AV or IDEF?

AV has 67% of its weight in S&P 500 names and IDEF has 40%, so AV differs more from the index.

Which is cheaper, AV or IDEF?

AV charges 0.35% a year and IDEF charges 0.55%, so AV is cheaper. Fees come from each fund's prospectus.

Data as of Nov 4, 2026.

Thematic ETFs

AV vs IDEF: Holdings Overlap & Returns

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AV and IDEF hold 30% of their weight in the same names.

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Net assets on Nov 4, 2026: $800,703 for Corgi Aerospace & Commercial Aviation ETF and $3.6bn for iShares Defense Industrials and Tech Active ETF.

AV on its own →IDEF on its own →

At a glance

67.0%

AV in the S&P 500

40.1%

IDEF in the S&P 500

+1.0%

AV total return, 6 months

−5.8%

IDEF total return, 1 year

AV · 6 months to Nov 4, 2026 33% of its weight is outside the S&P 500

67% of AV's weight is in S&P 500 companies and 33% is outside the index. Holdings as of Nov 4, 2026.

IDEF · 1 year to Nov 4, 2026 60% of its weight is outside the S&P 500

40% of IDEF's weight is in S&P 500 companies and 60% is outside the index. Holdings as of Nov 3, 2026.

Pair scorecard

AV costs 0.20 points a year less.

AV vs IDEF: Holdings Overlap & Returns
Measure	AV	IDEF
Return
Measure	AV	IDEF
Total return, 1 year	not published	−5.8%
Drawdown
Measure	AV	IDEF
Below its all-time high	10.0%, high on Aug 5, 2026	19.2%, high on Mar 2, 2026
Benchmark
Measure	AV	IDEF
What it tracks	Defense	Defense
Cost and size
Measure	AV	IDEF
Expense ratio	0.35%	0.55%
Net assets	$800,703	$3.6bn
Holdings
Measure	AV	IDEF
Holdings in common	30%

Method

What they share

30%

By the books each fund has filed, AV and IDEF hold 30% of their money in the same securities at the same weight. Holdings dated Nov 3, 2026 and Nov 4, 2026.

50%

0 half 100%

half

30% in common

Positions both hold · largest shared weight first AV IDEF

RTX Corp 9.81% 7.41%

Lockheed Martin Corp 5.35% 5.42%

General Dynamics Corp 5.47% 4.39%

Northrop Grumman Corp 4.33% 3.93%

Boeing Co 3.45% 1.30%

TransDigm Group Inc 3.65% 1.12%

Howmet Aerospace Inc 4.16% 0.86%

AAR Corp 0.81% 1.61%

CAE Inc 0.94% 0.72%

GE AEROSPACE 10.86% 0.59%

Textron Inc 1.69% 0.52%

HEICO Corp 1.77% 0.51%

Only in one fund ↓

Only in AV

United Parcel Service Inc 4.45%

Delta Air Lines Inc 4.01%

FedEx Corp 3.70%

United Airlines Holdings Inc 3.12%

Ryanair Holdings PLC 2.61%

AerCap Holdings NV 2.48%

Southwest Airlines Co 2.23%

FTAI Aviation Ltd 1.75%

Only in IDEF

THALES SA 3.76%

SPACE EXPLORATION TECHNOLOGIES COR 2.77%

PALANTIR TECHNOLOGIES CLASS A 2.67%

ROLLS-ROYCE HOLDINGS PLC 2.27%

SAAB CLASS B 1.95%

PALO ALTO NETWORKS 1.74%

RHEINMETALL AG 1.67%

LEONARDO FINMECCANICA SPA 1.63%

Check overlap with more funds →

Window by window

Window by window: AV vs IDEF: Holdings Overlap & Returns
	Total return
Window	AV	IDEF
3 months	−10.0%	−14.0%
6 months	+1.0%	−12.4%
1 year	–	−5.8%
Since launchNot the same days: AV May 2026 · IDEF May 2025	+1.0%	+18.8%

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Side by side

AV Corgi Aerospace & Commercial Aviation ETF · Holds 39 stocks in defense, 67% of its weight in S&P 500 companies IDEF iShares Defense Industrials and Tech Active ETF · Holds 162 stocks in defense, 40% of its weight in S&P 500 companies

Issuer Corgi iShares

Theme Defense Defense

In the S&P 500 67.0% 40.1%

Active share vs the S&P 500 97.6% 92.6%

In the Nasdaq-100 0.0% 11.2%

Holdings 39 162

Top ten, share of the fund 55.8% 36.3%

Expense ratio 0.35% 0.55%

Fee for the differing part 0.36% 0.59%

Total return, 1 year +1.0% (since launch, May 6, 2026) −5.8%

vs its benchmark not measured not measured

Below its high −10.0% −19.2%

Net assets $800,703 $3.6bn

As of Nov 4, 2026. Source: ETFIQ.

30% of the two portfolios are the same securities at the same weight.

Alert

About each fund

By weight, 67% of AV's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 98%. The top ten holdings are 56% of the fund across 39 positions, as published by its issuer for Nov 4, 2026. Since it first traded on May 6, 2026 the fund returned +1.0% with distributions reinvested. It sits 10.0% below its all-time high of Aug 5, 2026.

IDEF

By weight, 40% of IDEF's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 93%. The top ten holdings are 36% of the fund across 162 positions, as published by its issuer for Nov 3, 2026. Over the year to Nov 4, 2026 the fund returned −5.8% with distributions reinvested. It sits 19.2% below its all-time high of Mar 2, 2026.

Questions people ask

Do AV and IDEF hold the same stocks?: By their latest filings, 30% 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, AV or IDEF?: AV has 67% of its weight in S&P 500 names and IDEF has 40%, so AV differs more from the index.
Which is cheaper, AV or IDEF?: AV charges 0.35% a year and IDEF charges 0.55%, so AV is cheaper. Fees come from each fund's prospectus.

Other comparisons

AV vs XAR AV vs SHLD AV vs PPA AV vs EUAD IDEF vs WDEF IDEF vs NATO IDEF vs KDEF IDEF vs MISL

Where to next

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

Sources and dates

AV filings on SEC EDGAR ↗

AV prospectus with the expense ratio (SEC) ↗

Corgi website ↗

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, AV against IDEF, data as of Nov 4, 2026. https://etfiq.com/compare/themes/av-vs-idef

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