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Data as of .

BULD vs FDFF: which is really different?

BULD and FDFF hold 0% of their weight in the same names, and BULD returned more over the year.

Pacer BlueStar Engineering the Future ETF and Fidelity Disruptive Finance ETF.

35.8%BULD in the S&P 500
45.1%FDFF in the S&P 500
+37.2%BULD total return, 1 year
−4.9%FDFF total return, 1 year

ETFIQ Off-Index Score: FDFF scores higher

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

BULD 41FDFF 42.30.1, 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

BULD64% of its weight is outside the S&P 500 · 1 year to Sep 18, 2026
36%64%of its weight in S&P 500 companiesof its weight outside the S&P 500active share 97% · top ten 63% of the fund · 55 holdings filed Apr 30, 2026 · Nasdaq-100: 37% in36%64%inoutside the S&P 500active share 97% · top ten 63% of the fund
FDFF55% of its weight is outside the S&P 500 · 1 year to Sep 18, 2026
45%55%of its weight in S&P 500 companiesof its weight outside the S&P 500active share 97% · top ten 48% of the fund · 45 holdings filed May 31, 2026 · Nasdaq-100: 2% in45%55%in the S&P 500outside the S&P 500active share 97% · top ten 48% of the fund

0% of the two portfolios are the same securities at the same weight.

What they hold in common

By the books each fund has filed, BULD and FDFF hold 0% of their money in the same securities at the same weight.

Only in each
Only in BULDOnly in FDFF
ASML Holding NV 8.91%BLACKROCK INC 6.00%
Proto Labs Inc 8.59%DBS GROUP HOLDINGS LTD 5.82%
Lam Research Corp 8.44%CAPITAL ONE FINANCIAL CORP 5.43%
Applied Materials Inc 8.29%BANKINTER SA 4.91%
Stratasys Ltd 5.79%FINECOBANK SPA 4.52%
KLA Corp 5.53%APOLLO GLOBAL MANAGEMENT, INC 4.47%
Autodesk Inc 5.49%VISA INC 4.33%
3D Systems Corp 4.82%BLOCK INC 4.17%

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

BULD and FDFF over each window. Every figure is an ETFIQ calculation with distributions reinvested. Source: ETFIQ.
WindowTotal returnvs the S&P 500vs the Nasdaq-100
BULDFDFFBULDFDFFBULDFDFF
3 months−7.2%+8.2%−9.5 pts+5.9 pts−4.8 pts+10.6 pts
6 months+26.1%+16.3%+8.1 pts−1.8 pts+1.9 pts−8.0 pts
1 year+37.2%−4.9%+20.6 pts−21.5 pts+15.4 pts−26.7 pts
3 years+84.5%+41.4%+6.1 pts−37.0 pts−13.7 pts−56.7 pts
Since launch+75.7%+45.6%−19.8 pts−37.8 pts−60.9 pts−58.3 pts
Open the live comparison on ETFIQ
BULD and FDFF on the same fields, as of Sep 18, 2026. Source: ETFIQ.
BULD
Pacer BlueStar Engineering the Future ETF
Holds 55 stocks in broad innovation and megatrends, 36% of its weight in S&P 500 companies
FDFF
Fidelity Disruptive Finance ETF
Holds 45 stocks in broad innovation and megatrends, 45% of its weight in S&P 500 companies
IssuerPacerFidelity
ThemeBroad innovation and megatrendsBroad innovation and megatrends
In the S&P 50035.8%45.1%
Active share vs the S&P 50097.2%97.4%
In the Nasdaq-10036.7%2.4%
Holdings5545
Top ten, share of the fund62.9%47.5%
Expense ratio0.49%0.50%
Fee for the differing part0.50%0.51%
Total return, 1 year+37.2%−4.9%
vs the S&P 500+20.6 pts−21.5 pts
vs the Nasdaq-100+15.4 pts−26.7 pts
Below its high−10.4%−8.3%
Net assets$5m$47m

BULD in plain words

By weight, 36% of BULD's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 97%. The top ten holdings are 63% of the fund across 55 positions, as filed for Apr 30, 2026. Over the year to Sep 18, 2026 the fund returned +37.2% with distributions reinvested against +16.6% for the S&P 500, so a holder was ahead by 20.6 pts. It sits 10.4% below its all-time high of Jun 30, 2026.

FDFF in plain words

By weight, 45% of FDFF's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 97%. The top ten holdings are 48% of the fund across 45 positions, as filed for May 31, 2026. Over the year to Sep 18, 2026 the fund returned −4.9% with distributions reinvested against +16.6% for the S&P 500, so a holder was behind by 21.5 pts. It sits 8.3% below its all-time high of Jan 30, 2025.

Questions people ask

Do BULD and FDFF hold the same stocks?
By their latest filings, 0% 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, BULD or FDFF?
BULD has 36% of its weight in S&P 500 names and FDFF has 45%, so FDFF differs more from the index.
Which is cheaper, BULD or FDFF?
BULD charges 0.49% a year and FDFF charges 0.50%, so BULD 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.

BULD against FDFF, 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, BULD against FDFF, data as of Sep 18, 2026. https://etfiq.com/compare/themes/buld-vs-fdff Free to use with attribution; the underlying files are at Open data.

How every figure is computed · Standards and sources