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Data as of .

MISL vs XAR: which is really different?

MISL and XAR hold 50% of their weight in the same names.

First Trust Indxx Aerospace & Defense ETF and State Street(R) SPDR(R) S&P(R) Aerospace & Defense ETF.

62.4%MISL in the S&P 500
34.9%XAR in the S&P 500
+6.4%MISL total return, 1 year
+6.0%XAR total return, 1 year

ETFIQ Off-Index Score: XAR scores higher

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

MISL 43.3XAR 480.1, 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

MISL38% of its weight is outside the S&P 500 · 1 year to Sep 18, 2026
62%38%of its weight in S&P 500 companiesof its weight outside the S&P 500active share 98% · top ten 63% of the fund · 40 holdings filed Sep 18, 2026 · Nasdaq-100: 12% in62%38%in the S&P 500outsideactive share 98% · top ten 63% of the fund
XAR65% of its weight is outside the S&P 500 · 1 year to Sep 18, 2026
35%65%of its weight in S&P 500 companiesof its weight outside the S&P 500active share 98% · top ten 31% of the fund · 49 holdings filed Sep 17, 2026 · Nasdaq-100: 3% in35%65%inoutside the S&P 500active share 98% · top ten 31% of the fund

50% of the two portfolios are the same securities at the same weight.

What they hold in common

By the books each fund has filed, MISL and XAR hold 50% of their money in the same securities at the same weight.

Positions MISL and XAR both hold, largest shared weight first
HoldingMISLXAR
Rocket Lab Corporation3.34%2.97%
Northrop Grumman Corporation4.10%2.97%
Lockheed Martin Corporation4.27%2.95%
General Dynamics Corporation3.95%2.90%
Howmet Aerospace Inc.3.56%2.86%
L3Harris Technologies, Inc.3.57%2.86%
RTX Corporation8.30%2.85%
GE Aerospace7.34%2.80%
TransDigm Group Incorporated3.53%2.80%
The Boeing Company7.48%2.78%
HEICO Corporation3.56%2.77%
Curtiss-Wright Corporation2.37%2.92%
Only in each
Only in MISLOnly in XAR
Palantir Technologies Inc. (Class A) 11.75%HONEYWELL AEROSPACE INC 3.13%
Space Exploration Technologies Corp. (Class A) 8.81%BWX TECHNOLOGIES INC 2.73%
AST SpaceMobile, Inc. 2.56%ATI INC 2.69%
Leidos Holdings, Inc. 1.81%AXON ENTERPRISE INC 2.65%
CACI International Inc. 1.56%CARPENTER TECHNOLOGY 2.58%
Science Applications International Corporation 0.64%STANDARDAERO INC 2.53%
Parsons Corporation 0.54%VSE CORP 2.45%
KBR, Inc. 0.51%ARCHER AVIATION INC A 1.84%

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 Sep 18, 2026.

Performance, window by window

MISL and XAR over each window. Every figure is an ETFIQ calculation with distributions reinvested. Source: ETFIQ.
WindowTotal returnvs the S&P 500vs the Nasdaq-100
MISLXARMISLXARMISLXAR
3 months−8.7%−15.6%−10.9 pts−17.9 pts−6.2 pts−13.1 pts
6 months−7.5%−7.3%−25.5 pts−25.3 pts−31.7 pts−31.5 pts
1 year+6.4%+6.0%−10.2 pts−10.6 pts−15.4 pts−15.8 pts
3 years+93.1%+110.8%+14.7 pts+32.4 pts−5.1 pts+12.7 pts
Since launch+109.5%+1014.0%−0.6 pts+261.0 pts−56.0 pts−408.8 pts
Open the live comparison on ETFIQ
MISL and XAR on the same fields, as of Sep 18, 2026. Source: ETFIQ.
MISL
First Trust Indxx Aerospace & Defense ETF
Holds 40 stocks in defense, 62% of its weight in S&P 500 companies
XAR
State Street(R) SPDR(R) S&P(R) Aerospace & Defense ETF
Holds 49 stocks in defense, 35% of its weight in S&P 500 companies
IssuerFirst TrustState Street
ThemeDefenseDefense
In the S&P 50062.4%34.9%
Active share vs the S&P 50097.5%97.9%
In the Nasdaq-10011.8%3.1%
Holdings4049
Top ten, share of the fund63.1%30.8%
Expense ratio0.60%0.35%
Fee for the differing part0.62%0.36%
Total return, 1 year+6.4%+6.0%
vs the S&P 500−10.2 pts−10.6 pts
vs the Nasdaq-100−15.4 pts−15.8 pts
Below its high−16.9%−19.2%
Net assets$704m$6.1bn

MISL in plain words

By weight, 62% of MISL'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 63% of the fund across 40 positions, as published by its issuer for Sep 18, 2026. Over the year to Sep 18, 2026 the fund returned +6.4% with distributions reinvested against +16.6% for the S&P 500, so a holder was behind by 10.2 pts. It sits 16.9% below its all-time high of Jan 16, 2026.

XAR in plain words

By weight, 35% of XAR'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 31% of the fund across 49 positions, as published by its issuer for Sep 18, 2026. Over the year to Sep 18, 2026 the fund returned +6.0% with distributions reinvested against +16.6% for the S&P 500, so a holder was behind by 10.6 pts. It sits 19.2% below its all-time high of Aug 14, 2026.

Questions people ask

Do MISL and XAR hold the same stocks?
By their latest filings, 50% of their books are the same securities at the same weight, which is close to holding one of them twice. Overlap is the sum of the smaller weight of every security they share.
Which is more different from the S&P 500, MISL or XAR?
MISL has 62% of its weight in S&P 500 names and XAR has 35%, so XAR differs more from the index.
Which is cheaper, MISL or XAR?
MISL charges 0.60% a year and XAR charges 0.35%, so XAR 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.

MISL against XAR, 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, MISL against XAR, data as of Sep 18, 2026. https://etfiq.com/compare/themes/misl-vs-xar Free to use with attribution; the underlying files are at Open data.

How every figure is computed · Standards and sources