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Data as of .

EPAI vs THNQ: which is really different?

EPAI and THNQ hold 7% of their weight in the same names.

Harbor AI Inflection Strategy ETF and ROBO Global(R) Artificial Intelligence ETF.

58.0%EPAI in the S&P 500
43.9%THNQ in the S&P 500
+33.6%EPAI total return, 1 year
+42.4%THNQ total return, 1 year

ETFIQ Off-Index Score: EPAI scores higher

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

EPAI 34.3THNQ 15.30.1, 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

EPAI42% of its weight is outside the S&P 500 · 6 months to Sep 18, 2026
58%42%of its weight in S&P 500 companiesof its weight outside the S&P 500active share 96% · top ten 38% of the fund · 37 holdings filed Apr 30, 2026 · Nasdaq-100: 19% in58%42%in the S&P 500outsideactive share 96% · top ten 38% of the fund
THNQ56% of its weight is outside the S&P 500 · 1 year to Sep 18, 2026
44%56%of its weight in S&P 500 companiesof its weight outside the S&P 500active share 83% · top ten 28% of the fund · 53 holdings filed Apr 30, 2026 · Nasdaq-100: 39% in44%56%in the S&P 500outside the S&P 500active share 83% · top ten 28% of the fund

7% of the two portfolios are the same securities at the same weight.

What they hold in common

By the books each fund has filed, EPAI and THNQ hold 7% of their money in the same securities at the same weight.

Positions EPAI and THNQ both hold, largest shared weight first
HoldingEPAITHNQ
Lam Research Corp3.27%2.17%
ASML Holding NV3.22%1.98%
Teradyne Inc4.25%1.88%
CoStar Group Inc0.96%0.90%
Only in each
Only in EPAIOnly in THNQ
Vertiv Holdings Co 4.76%ADVANCED MICRO DEVICES, INC. 3.46%
FormFactor Inc 3.98%Nebius Group N.V. 2.94%
MasTec Inc 3.82%Global Unichip Corp 2.92%
Applied Materials Inc 3.65%LUMENTUM HOLDINGS INC. 2.84%
Monolithic Power Systems Inc 3.61%Astera Labs, Inc 2.71%
Taiwan Semiconductor Manufacturing Co Lt 3.61%Infineon Technologies AG 2.67%
Everus Construction Group Inc 3.48%Credo Technology Group Holding Ltd 2.62%
Entegris Inc 3.46%ALPHABET INC. 2.60%

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.

Performance, window by window

EPAI and THNQ over each window. Every figure is an ETFIQ calculation with distributions reinvested. Source: ETFIQ.
WindowTotal returnvs the S&P 500vs the Nasdaq-100
EPAITHNQEPAITHNQEPAITHNQ
3 months−13.1%+2.8%−15.3 pts+0.6 pts−10.6 pts+5.3 pts
6 months+19.2%+54.1%+1.2 pts+36.1 pts−5.0 pts+29.9 pts
1 yearnot published+42.4%not published+25.8 ptsnot published+20.6 pts
3 yearsnot published+165.2%not published+86.8 ptsnot published+67.0 pts
Since launch+33.6%+264.4%+19.8 pts+79.6 pts+14.8 pts+34.3 pts
Open the live comparison on ETFIQ
EPAI and THNQ on the same fields, as of Sep 18, 2026. Source: ETFIQ.
EPAI
Harbor AI Inflection Strategy ETF
Holds 37 stocks in artificial intelligence, 58% of its weight in S&P 500 companies
THNQ
ROBO Global(R) Artificial Intelligence ETF
Holds 53 stocks in artificial intelligence, 44% of its weight in S&P 500 companies
IssuerHarborROBO Global
ThemeArtificial intelligenceArtificial intelligence
In the S&P 50058.0%43.9%
Active share vs the S&P 50095.5%83.1%
In the Nasdaq-10019.0%38.5%
Holdings3753
Top ten, share of the fund37.9%27.8%
Expense ratio0.88%0.68%
Fee for the differing part0.92%0.82%
Total return, 1 year+33.6% (since launch on Dec 18, 2025)+42.4%
vs the S&P 500+19.8 pts+25.8 pts
vs the Nasdaq-100+14.8 pts+20.6 pts
Below its high−16.8%−2.5%
Net assets$5m$322m

EPAI in plain words

By weight, 58% of EPAI's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 96%. The top ten holdings are 38% of the fund across 37 positions, as filed for Apr 30, 2026. Since it launched on Dec 18, 2025 the fund returned +33.6% with distributions reinvested against +13.8% for the S&P 500, so a holder was ahead by 19.8 pts. It sits 16.8% below its all-time high of Jun 30, 2026.

THNQ in plain words

By weight, 44% of THNQ's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 83%. The top ten holdings are 28% of the fund across 53 positions, as filed for Apr 30, 2026. Over the year to Sep 18, 2026 the fund returned +42.4% with distributions reinvested against +16.6% for the S&P 500, so a holder was ahead by 25.8 pts.

Questions people ask

Do EPAI and THNQ hold the same stocks?
By their latest filings, 7% 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, EPAI or THNQ?
EPAI has 58% of its weight in S&P 500 names and THNQ has 44%, so EPAI differs more from the index.
Which is cheaper, EPAI or THNQ?
EPAI charges 0.88% a year and THNQ charges 0.68%, so THNQ 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.

EPAI against THNQ, 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, EPAI against THNQ, data as of Sep 18, 2026. https://etfiq.com/compare/themes/epai-vs-thnq Free to use with attribution; the underlying files are at Open data.

How every figure is computed · Standards and sources