Do ITA and WDEF 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, ITA or WDEF?

ITA has 81% of its weight in S&P 500 names and WDEF has 0%, so WDEF differs more from the index.

Which is cheaper, ITA or WDEF?

ITA charges 0.37% a year and WDEF charges 0.45%, so ITA is cheaper. Fees come from each fund's prospectus.

Data as of Nov 4, 2026.

Thematic ETFs

ITA vs WDEF: Holdings Overlap & Returns

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Over the year to Nov 4, 2026, ITA returned +0.8% to WDEF's −5.6%; 0% of their weight is in the same names.

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Net assets: $12.2bn on Nov 4, 2026 for iShares U.S. Aerospace & Defense ETF, and $88m on Jun 30, 2026 for WisdomTree Europe Defense Fund.

ITA on its own →WDEF on its own →

At a glance

80.8%

ITA in the S&P 500

0.0%

WDEF in the S&P 500

+0.8%

ITA total return, 1 year

−5.6%

WDEF total return, 1 year

ITA · 1 year to Nov 4, 2026 19% of its weight is outside the S&P 500

81% of ITA's weight is in S&P 500 companies and 19% is outside the index. Holdings as of Nov 3, 2026.

WDEF · 1 year to Nov 4, 2026 100% of its weight is outside the S&P 500

0% of WDEF's weight is in S&P 500 companies and 100% is outside the index. Holdings as of Jun 30, 2026.

Pair scorecard

ITA costs 0.08 points a year less; their one-year returns differ by 6.4 points.

ITA vs WDEF: Holdings Overlap & Returns
Measure	ITA	WDEF
Return
Measure	ITA	WDEF
Total return, 1 year	+0.8%	−5.6%
Drawdown
Measure	ITA	WDEF
Below its all-time high	15.8%, high on Aug 14, 2026	17.3%, high on Jan 27, 2026
Benchmark
Measure	ITA	WDEF
What it tracks	Defense	Defense
Cost and size
Measure	ITA	WDEF
Expense ratio	0.37%	0.45%
Net assets, ITA as of Nov 4, 2026 and WDEF as of Jun 30, 2026	$12.2bn	$88m
Holdings
Measure	ITA	WDEF
Holdings in common	0%

Method

What they share

By the books each fund has filed, ITA and WDEF hold 0% of their money in the same securities at the same weight. Holdings dated Jun 30, 2026 and Nov 3, 2026.

50%

0 half 100%

half

0% in common

Positions both hold · largest shared weight first ITA WDEF

AAR 0.32% 5.29%

Only in one fund ↓

Only in ITA

GE AEROSPACE 20.61%

RTX 17.02%

BOEING 6.68%

LOCKHEED MARTIN 5.53%

TRANSDIGM GROUP 4.87%

NORTHROP GRUMMAN CORP 4.84%

GENERAL DYNAMICS CORP 4.82%

HOWMET AEROSPACE 4.35%

Only in WDEF

BAE SYSTEMS PLC 10.11%

THALES SA 10.04%

RHEINMETALL AG 8.62%

SAFRAN SA 5.57%

ROLLS-ROYCE HOLDINGS PLC 5.51%

SAAB AB 4.78%

LEONARDO SPA 4.74%

KONGSBERG GRUPPEN ASA 4.56%

Check overlap with more funds →

Window by window

Window by window: ITA vs WDEF: Holdings Overlap & Returns
	Total return
Window	ITA	WDEF
3 months	−15.5%	−10.7%
6 months	−4.6%	−9.1%
1 year	+0.8%	−5.6%
3 years	+91.7%	–
Since launchNot the same days: ITA May 2006 · WDEF Jul 2025	+916.6%	−4.6%

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

Side by side

ITA iShares U.S. Aerospace & Defense ETF · Holds 51 stocks in defense, 81% of its weight in S&P 500 companies WDEF WisdomTree Europe Defense Fund · Holds 42 stocks in defense, 0% of its weight in S&P 500 companies

Issuer iShares WisdomTree

Theme Defense Defense

In the S&P 500 80.8% 0.0%

Active share vs the S&P 500 97.7% 100.0%

In the Nasdaq-100 8.5% 0.0%

Holdings 51 42

Top ten, share of the fund 76.3% 63.3%

Expense ratio 0.37% 0.45%

Fee for the differing part 0.38% 0.45%

Total return, 1 year +0.8% −5.6%

vs its benchmark not measured not measured

Below its high −15.8% −17.3%

Net assets, ITA as of Nov 4, 2026 and WDEF as of Jun 30, 2026 $12.2bn $88m

As of Nov 4, 2026. Source: ETFIQ.

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

Alert

About each fund

ITA

By weight, 81% of ITA'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 76% of the fund across 51 positions, as published by its issuer for Nov 3, 2026. Over the year to Nov 4, 2026 the fund returned +0.8% with distributions reinvested. It sits 15.8% below its all-time high of Aug 14, 2026.

WDEF

By weight, 0% of WDEF'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 63% of the fund across 42 positions, as filed for Jun 30, 2026. Over the year to Nov 4, 2026 the fund returned −5.6% with distributions reinvested. It sits 17.3% below its all-time high of Jan 27, 2026.

Questions people ask

Do ITA and WDEF 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, ITA or WDEF?: ITA has 81% of its weight in S&P 500 names and WDEF has 0%, so WDEF differs more from the index.
Which is cheaper, ITA or WDEF?: ITA charges 0.37% a year and WDEF charges 0.45%, so ITA is cheaper. Fees come from each fund's prospectus.

Other comparisons

ITA vs NATO ITA vs KDEF ITA vs WAR ITA vs WDAF WDEF vs WDGF WDEF vs XDEF WDEF vs AMMO WDEF vs WR

Where to next

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

Sources and dates

ITA filings on SEC EDGAR ↗

ITA prospectus with the expense ratio (SEC) ↗

iShares page for ITA ↗

WDEF filings on SEC EDGAR ↗

WDEF prospectus with the expense ratio (SEC) ↗

WisdomTree page for WDEF ↗

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, ITA against WDEF, data as of Nov 4, 2026. https://etfiq.com/compare/themes/ita-vs-wdef

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