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Data as of .

MISL vs TSSD: which is really different?

MISL and TSSD hold 41% of their weight in the same names.

First Trust Indxx Aerospace & Defense ETF and Truth Social American Security & Defense ETF.

62.4%MISL in the S&P 500
71.5%TSSD in the S&P 500
+6.4%MISL total return, 1 year
+20.2%TSSD total return, 1 year

ETFIQ Off-Index Score: MISL scores higher

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

MISL 43.3TSSD 43.30.1, 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
TSSD29% of its weight is outside the S&P 500 · 6 months to Sep 18, 2026
72%29%of its weight in S&P 500 companiesoutside the S&P 500active share 98% · top ten 60% of the fund · 62 holdings filed Jun 30, 2026 · Nasdaq-100: 36% in72%29%in the S&P 500outsideactive share 98% · top ten 60% of the fund

41% 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 TSSD hold 41% of their money in the same securities at the same weight.

Positions MISL and TSSD both hold, largest shared weight first
HoldingMISLTSSD
RTX Corporation8.30%7.08%
Palantir Technologies Inc. (Class A)11.75%6.78%
Lockheed Martin Corporation4.27%5.51%
Northrop Grumman Corporation4.10%4.00%
General Dynamics Corporation3.95%4.91%
L3Harris Technologies, Inc.3.57%4.08%
Curtiss-Wright Corporation2.37%2.76%
Leidos Holdings, Inc.1.81%1.29%
Moog Inc.1.31%1.00%
CACI International Inc.1.56%0.96%
Kratos Defense & Security Solutions, Inc.1.00%0.94%
Huntington Ingalls Industries, Inc.1.21%0.88%
Only in each
Only in MISLOnly in TSSD
Space Exploration Technologies Corp. (Class A) 8.81%Palo Alto Networks Inc 9.71%
The Boeing Company 7.48%Crowdstrike Holdings Inc 7.25%
GE Aerospace 7.34%Fortinet Inc 5.76%
HEICO Corporation 3.56%Cloudflare Inc 4.76%
Howmet Aerospace Inc. 3.56%Axon Enterprise Inc 4.58%
TransDigm Group Incorporated 3.53%Teledyne Technologies Inc 2.90%
Rocket Lab Corporation 3.34%Okta Inc 2.12%
AST SpaceMobile, Inc. 2.56%VeriSign Inc 2.06%

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 Jun 30, 2026 and Sep 18, 2026.

Performance, window by window

MISL and TSSD over each window. Every figure is an ETFIQ calculation with distributions reinvested. Source: ETFIQ.
WindowTotal returnvs the S&P 500vs the Nasdaq-100
MISLTSSDMISLTSSDMISLTSSD
3 months−8.7%+12.0%−10.9 pts+9.7 pts−6.2 pts+14.5 pts
6 months−7.5%+18.0%−25.5 pts−0.1 pts−31.7 pts−6.3 pts
1 year+6.4%not published−10.2 ptsnot published−15.4 ptsnot published
3 years+93.1%not published+14.7 ptsnot published−5.1 ptsnot published
Since launch+109.5%+20.2%−0.6 pts+8.4 pts−56.0 pts+3.4 pts
Open the live comparison on ETFIQ
MISL and TSSD 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
TSSD
Truth Social American Security & Defense ETF
Holds 62 stocks in defense, 72% of its weight in S&P 500 companies
IssuerFirst TrustYorkville
ThemeDefenseDefense
In the S&P 50062.4%71.5%
Active share vs the S&P 50097.5%97.5%
In the Nasdaq-10011.8%35.8%
Holdings4062
Top ten, share of the fund63.1%60.4%
Expense ratio0.60%0.65%
Fee for the differing part0.62%0.67%
Total return, 1 year+6.4%+20.2% (since launch on Dec 30, 2025)
vs the S&P 500−10.2 pts+8.4 pts
vs the Nasdaq-100−15.4 pts+3.4 pts
Below its high−16.9%−7.1%
Net assets$704m$7m

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.

TSSD in plain words

By weight, 72% of TSSD'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 60% of the fund across 62 positions, as filed for Jun 30, 2026. Since it launched on Dec 30, 2025 the fund returned +20.2% with distributions reinvested against +11.7% for the S&P 500, so a holder was ahead by 8.4 pts. It sits 7.1% below its all-time high of Aug 13, 2026.

Questions people ask

Do MISL and TSSD hold the same stocks?
By their latest filings, 41% of their books are the same securities at the same weight, which is a meaningful overlap. Overlap is the sum of the smaller weight of every security they share.
Which is more different from the S&P 500, MISL or TSSD?
MISL has 62% of its weight in S&P 500 names and TSSD has 72%, so MISL differs more from the index.
Which is cheaper, MISL or TSSD?
MISL charges 0.60% a year and TSSD charges 0.65%, so MISL 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 TSSD, 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 TSSD, data as of Sep 18, 2026. https://etfiq.com/compare/themes/misl-vs-tssd Free to use with attribution; the underlying files are at Open data.

How every figure is computed · Standards and sources