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Data as of .

FOWF vs XDEF: which is really different?

FOWF and XDEF hold 13% of their weight in the same names.

Pacer Solactive Whitney Future of Warfare ETF and Xtrackers Europe Defense Technologies ETF.

73.5%FOWF in the S&P 500
0.0%XDEF in the S&P 500
+12.7%FOWF total return, 1 year
−99.1%XDEF total return, 1 year

ETFIQ Off-Index Score: XDEF scores higher

How much of it is not the index it is sold as an alternative to?

FOWF 22.8XDEF 91.80.1, the lowest in this set91.8, the highest

A percentile among the 379 thematic ETFs with a holdings filing. It is a position in a set, not a rating, and neither end of it is a recommendation. All thematic ETFs ranked by it · How it is computed

FOWF27% of its weight is outside the S&P 500 · 1 year to Sep 18, 2026
74%27%of its weight in S&P 500 companiesoutside the S&P 500active share 88% · top ten 47% of the fund · 86 holdings filed Apr 30, 2026 · Nasdaq-100: 14% in74%27%in the S&P 500outsideactive share 88% · top ten 47% of the fund
XDEF100% of its weight is outside the S&P 500 · 6 months to Sep 18, 2026
0%100%0% of its weight in S&P 500 companiesof its weight outside the S&P 500active share 100% · top ten 62% of the fund · 30 holdings filed May 31, 2026 · Nasdaq-100: 0% in0%100%0% of its weight in S&P 500 companiesof its weight outside the S&P 500active share 100% · top ten 62% of the fund

13% of the two portfolios are the same securities at the same weight.

What they hold in common

By the books each fund has filed, FOWF and XDEF hold 13% of their money in the same securities at the same weight.

Positions FOWF and XDEF both hold, largest shared weight first
HoldingFOWFXDEF
BAE Systems PLC3.98%7.30%
Leonardo SpA0.71%3.98%
Kongsberg Gruppen ASA0.69%3.92%
Rolls-Royce Holdings PLC0.67%8.64%
Safran SA0.62%8.26%
Thales SA0.62%4.40%
Airbus SE0.61%8.69%
MTU Aero Engines AG0.53%4.29%
Saab AB0.53%3.87%
Rheinmetall AG0.52%6.95%
Kongsberg Maritime AS0.13%0.69%
Only in each
Only in FOWFOnly in XDEF
General Dynamics Corp 7.55%DSV A/S 4.70%
Boeing Co/The 7.51%MELROSE INDUSTRIES PLC 4.28%
RTX Corp 6.76%DASSAULT AVIATION SA 3.71%
Lockheed Martin Corp 6.39%BABCOCK INTERNATIONAL GROUP PLC 3.69%
Northrop Grumman Corp 5.58%HENSOLDT AG 3.63%
L3Harris Technologies Inc 3.24%INDRA SISTEMAS SA 3.41%
Dell Technologies Inc 2.10%RENK GROUP AG 3.27%
Leidos Holdings Inc 2.08%SES SA 2.22%

Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings dated Apr 30, 2026 and May 31, 2026.

Performance, window by window

FOWF and XDEF over each window. Every figure is an ETFIQ calculation with distributions reinvested. Source: ETFIQ.
WindowTotal returnvs the S&P 500vs the Nasdaq-100
FOWFXDEFFOWFXDEFFOWFXDEF
3 months+2.2%+1.8%−0.1 pts−0.5 pts+4.7 pts+4.3 pts
6 months+5.6%−0.4%−12.4 pts−18.5 pts−18.6 pts−24.7 pts
1 year+12.7%not published−3.9 ptsnot published−9.1 ptsnot published
Since launch+43.5%−99.1%+10.6 pts−111.5 pts+2.6 pts−117.1 pts
Open the live comparison on ETFIQ
FOWF and XDEF on the same fields, as of Sep 18, 2026. Source: ETFIQ.
FOWF
Pacer Solactive Whitney Future of Warfare ETF
Holds 86 stocks in defense, 74% of its weight in S&P 500 companies
XDEF
Xtrackers Europe Defense Technologies ETF
Holds 30 stocks in defense, 0% of its weight in S&P 500 companies
IssuerPacerXtrackers
ThemeDefenseDefense
In the S&P 50073.5%0.0%
Active share vs the S&P 50088.4%100.0%
In the Nasdaq-10013.7%0.0%
Holdings8630
Top ten, share of the fund46.9%61.5%
Expense ratio0.49%0.35%
Fee for the differing part0.55%0.35%
Total return, 1 year+12.7%−99.1% (since launch on Jan 2, 2026)
vs the S&P 500−3.9 pts−111.5 pts
vs the Nasdaq-100−9.1 pts−117.1 pts
Below its high−8.4%−99.2%
Net assets$15m$4m

FOWF in plain words

By weight, 74% of FOWF'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 47% of the fund across 86 positions, as filed for Apr 30, 2026. Over the year to Sep 18, 2026 the fund returned +12.7% with distributions reinvested against +16.6% for the S&P 500, so a holder was behind by 3.9 pts. It sits 8.4% below its all-time high of Aug 14, 2026.

XDEF in plain words

By weight, 0% of XDEF'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 62% of the fund across 30 positions, as filed for May 31, 2026. Since it launched on Jan 2, 2026 the fund returned −99.1% with distributions reinvested against +12.4% for the S&P 500, so a holder was behind by 111.5 pts. It sits 99.2% below its all-time high of Jan 16, 2026.

Questions people ask

Do FOWF and XDEF hold the same stocks?
By their latest filings, 13% of their books are the same securities at the same weight, which is mostly different names. Overlap is the sum of the smaller weight of every security they share.
Which is more different from the S&P 500, FOWF or XDEF?
FOWF has 74% of its weight in S&P 500 names and XDEF has 0%, so XDEF differs more from the index.
Which is cheaper, FOWF or XDEF?
FOWF charges 0.49% a year and XDEF charges 0.35%, so XDEF is cheaper. Fees come from each fund's prospectus.

Other comparisons

Where these figures came from

ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.

FOWF against XDEF, ETFIQ, data as of Sep 18, 2026. Every figure is calculated from a named public source; the method is at etfiq.com/methodology. A comparison is not a recommendation.

Cite this page. ETFIQ, FOWF against XDEF, data as of Sep 18, 2026. https://etfiq.com/compare/themes/fowf-vs-xdef Free to use with attribution; the underlying files are at Open data.

How every figure is computed · Standards and sources