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Data as of .

TMAT vs XT: which is really different?

TMAT and XT hold 12% of their weight in the same names, and XT returned more over the year.

Main Thematic Innovation ETF and iShares Future Exponential Technologies ETF.

46.4%TMAT in the S&P 500
64.5%XT in the S&P 500
+3.5%TMAT total return, 1 year
+24.4%XT total return, 1 year

ETFIQ Off-Index Score: TMAT scores higher

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

TMAT 24.9XT 3.30.1, 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

TMAT54% of its weight is outside the S&P 500 · 1 year to Sep 18, 2026
46%54%of its weight in S&P 500 companiesof its weight outside the S&P 500active share 92% · top ten 24% of the fund · 88 holdings filed Apr 30, 2026 · Nasdaq-100: 23% in46%54%in the S&P 500outside the S&P 500active share 92% · top ten 24% of the fund
XT36% of its weight is outside the S&P 500 · 1 year to Sep 18, 2026
65%36%of its weight in S&P 500 companiesof its weight outside the S&P 500active share 68% · top ten 34% of the fund · 225 holdings filed Sep 17, 2026 · Nasdaq-100: 39% in65%36%in the S&P 500outsideactive share 68% · top ten 34% of the fund

12% of the two portfolios are the same securities at the same weight.

What they hold in common

By the books each fund has filed, TMAT and XT hold 12% of their money in the same securities at the same weight.

Positions TMAT and XT both hold, largest shared weight first
HoldingTMATXT
ROCKWELL AUTOMATION INC1.09%0.42%
AGILENT TECHNOLOGIES INC0.48%0.25%
WATERS CORP0.82%0.25%
SEAGATE TECHNOLOGY HOLDINGS PLC1.28%0.19%
WESTERN DIGITAL CORP1.15%0.15%
Only in each
Only in TMATOnly in XT
VICOR CORP 2.98%MICROSOFT 4.19%
MICRON TECHNOLOGY INC 2.81%NVIDIA 4.13%
LUMENTUM HOLDINGS INC 2.75%ELI LILLY 3.94%
CIENA CORP 2.61%TESLA INC 3.52%
PALO ALTO NETWORKS INC 2.55%TEXAS INSTRUMENT INC 3.49%
CLEAR SECURE INC 2.48%JOHNSON & JOHNSON 3.47%
KEYSIGHT TECHNOLOGIES INC 2.26%PALO ALTO NETWORKS 2.99%
MODINE MANUFACTURING COMPANY 1.94%ANALOG DEVICES 2.85%

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 Sep 17, 2026.

Performance, window by window

TMAT and XT over each window. Every figure is an ETFIQ calculation with distributions reinvested. Source: ETFIQ.
WindowTotal returnvs the S&P 500vs the Nasdaq-100
TMATXTTMATXTTMATXT
3 months−5.8%0.0%−8.1 pts−2.3 pts−3.3 pts+2.5 pts
6 months+21.2%+22.9%+3.1 pts+4.8 pts−3.1 pts−1.4 pts
1 year+3.5%+24.4%−13.0 pts+7.8 pts−18.2 pts+2.6 pts
3 years+105.6%+67.9%+27.2 pts−10.5 pts+7.4 pts−30.2 pts
Since launch+16.5%+284.5%−105.8 pts−56.6 pts−120.4 pts−342.6 pts
Open the live comparison on ETFIQ
TMAT and XT on the same fields, as of Sep 18, 2026. Source: ETFIQ.
TMAT
Main Thematic Innovation ETF
Holds 88 stocks in broad innovation and megatrends, 46% of its weight in S&P 500 companies
XT
iShares Future Exponential Technologies ETF
Holds 225 stocks in broad innovation and megatrends, 64% of its weight in S&P 500 companies
IssuerMainiShares
ThemeBroad innovation and megatrendsBroad innovation and megatrends
In the S&P 50046.4%64.5%
Active share vs the S&P 50091.5%67.5%
In the Nasdaq-10022.9%39.4%
Holdings88225
Top ten, share of the fund24.2%33.9%
Expense ratio0.82%0.46%
Fee for the differing part0.90%0.68%
Total return, 1 year+3.5%+24.4%
vs the S&P 500−13.0 pts+7.8 pts
vs the Nasdaq-100−18.2 pts+2.6 pts
Below its high−9.0%−1.9%
Net assets$211m$4.0bn

TMAT in plain words

By weight, 46% of TMAT's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 92%. The top ten holdings are 24% of the fund across 88 positions, as filed for Apr 30, 2026. Over the year to Sep 18, 2026 the fund returned +3.5% with distributions reinvested against +16.6% for the S&P 500, so a holder was behind by 13.0 pts. It sits 9.0% below its all-time high of Jun 30, 2026.

XT in plain words

By weight, 64% of XT's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 68%. The top ten holdings are 34% of the fund across 225 positions, as published by its issuer for Sep 17, 2026. Over the year to Sep 18, 2026 the fund returned +24.4% with distributions reinvested against +16.6% for the S&P 500, so a holder was ahead by 7.8 pts.

Questions people ask

Do TMAT and XT hold the same stocks?
By their latest filings, 12% 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, TMAT or XT?
TMAT has 46% of its weight in S&P 500 names and XT has 64%, so TMAT differs more from the index.
Which is cheaper, TMAT or XT?
TMAT charges 0.82% a year and XT charges 0.46%, so XT 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.

TMAT against XT, 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, TMAT against XT, data as of Sep 18, 2026. https://etfiq.com/compare/themes/tmat-vs-xt Free to use with attribution; the underlying files are at Open data.

How every figure is computed · Standards and sources