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CABZ vs IDRV: which is really different?

CABZ and IDRV hold 13% of their weight in the same names. Roundhill Robotaxi, Autonomous Vehicles & Technology ETF and iShares Self-Driving EV and Tech ETF.

37.6%
CABZ in the S&P 500
8.1%
IDRV in the S&P 500
−20.2%
CABZ total return, since launch
−8.9%
IDRV total return, 1 year
CABZ · 6 months to Sep 30, 202662% of its weight is outside the S&P 500
62% of its weight is outside the S&P 50038% of CABZ's weight is in S&P 500 companies and 62% is outside the index38%62%of its weight in S&P 500 companiesof its weight outside the S&P 500active share 86% · top ten 53% of the fund · 30 holdings filed Sep 30, 2026 · Nasdaq-100: 25% in62% of its weight is outside the S&P 50038% of CABZ's weight is in S&P 500 companies and 62% is outside the index38%62%in the S&P 500outside the S&P 500active share 86% · top ten 53% of the fund

38% of CABZ's weight is in S&P 500 companies and 62% is outside the index

IDRV · 1 year to Sep 30, 202692% of its weight is outside the S&P 500
92% of its weight is outside the S&P 5008% of IDRV's weight is in S&P 500 companies and 92% is outside the index8%92%inof its weight outside the S&P 500active share 98% · top ten 43% of the fund · 77 holdings filed Sep 29, 2026 · Nasdaq-100: 5% in92% of its weight is outside the S&P 5008% of IDRV's weight is in S&P 500 companies and 92% is outside the index8%92%8% of its weight in S&P 500 companiesof its weight outside the S&P 500active share 98% · top ten 43% of the fund

8% of IDRV's weight is in S&P 500 companies and 92% is outside the index

ETFIQ Off-Index Score · IDRV scores higherHow much of it is not the index it is sold as an alternative to?
0.1, the lowest in this set92.0, the highest

A percentile among the 375 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 →

What they hold in common

By the books each fund has filed, CABZ and IDRV hold 13% of their money in the same securities at the same weight. Above 50%, holding both is close to holding one of them twice. Holdings dated Sep 29, 2026 and Sep 30, 2026.

half

13% in common

Positions both hold, largest shared weight first
Holding CABZ IDRV
Tesla Inc 8.44% 4.58%
Aurora Innovation Inc 3.46% 2.90%
Ouster Inc 4.55% 1.00%
WeRide Inc 5.05% 0.84%
Only in CABZ
Alphabet Inc 6.19%
Uber Technologies Inc 5.46%
Baidu Inc 5.25%
Pony AI Inc 4.72%
NVIDIA Corp 4.49%
RoboSense Technology Co Ltd 4.31%
Amazon.com Inc 4.20%
Hesai Group 4.07%
Only in IDRV
SAMSUNG SDI LTD 5.18%
LG ENERGY SOLUTION LTD 4.91%
RIVIAN AUTOMOTIVE INC CLASS A 4.64%
BYD H 4.28%
LG CHEM LTD 4.13%
VOLKSWAGEN NON-VOTING PREF AG 4.03%
LI AUTO CLASS A 3.98%
ABB LTD 3.93%

Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed.

13% of the two portfolios are the same securities at the same weight.

Performance, window by window

Total returnvs the S&P 500vs the Nasdaq-100
WindowCABZIDRVCABZIDRVCABZIDRV
3 months−17.2%−13.1%−19.7 pts−15.6 pts−19.3 pts−15.2 pts
6 months−3.7%−14.8%−20.7 pts−31.8 pts−30.6 pts−41.7 pts
1 yearnot published−8.9%not published−24.6 ptsnot published−32.7 pts
3 yearsnot published−6.0%not published−91.0 ptsnot published−116.0 pts
Since launch
CABZ Jan 2026 · IDRV Apr 2019
−20.2%+44.5%−31.5 pts−149.1 pts−40.0 pts−269.2 pts

CABZ and IDRV over each window. Every figure is an ETFIQ calculation with distributions reinvested. Source: ETFIQ. Open the live comparison on ETFIQ →

On the same fields

CABZ
Roundhill Robotaxi, Autonomous Vehicles & Technology ETF · Holds 30 stocks in electric vehicles and batteries, 38% of its weight in S&P 500 companies
IDRV
iShares Self-Driving EV and Tech ETF · Holds 77 stocks in electric vehicles and batteries, 8% of its weight in S&P 500 companies
Issuer Roundhill iShares
Theme Electric vehicles and batteries Electric vehicles and batteries
In the S&P 500 37.6% 8.1%
Active share vs the S&P 500 86.0% 98.1%
In the Nasdaq-100 25.2% 4.6%
Holdings 30 77
Top ten, share of the fund 52.6% 43.2%
Expense ratio 0.59% 0.48%
Fee for the differing part 0.69% 0.49%
Total return, 1 year −20.2% (since launch on Jan 14, 2026) −8.9%
vs the S&P 500 −31.5 pts −24.6 pts
vs the Nasdaq-100 −40.0 pts −32.7 pts
Below its high −24.7% −35.7%
Net assets $3m $260m

CABZ and IDRV on the same fields, as of Sep 30, 2026. Source: ETFIQ.

CABZ in plain words

By weight, 38% of CABZ's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 86%. The top ten holdings are 53% of the fund across 30 positions, as published by its issuer for Sep 30, 2026. Since it launched on Jan 14, 2026 the fund returned −20.2% with distributions reinvested against +11.3% for the S&P 500, so a holder was behind by 31.5 pts. It sits 24.7% below its all-time high of Jun 2, 2026.

IDRV in plain words

By weight, 8% of IDRV'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 43% of the fund across 77 positions, as published by its issuer for Sep 29, 2026. Over the year to Sep 30, 2026 the fund returned −8.9% with distributions reinvested against +15.7% for the S&P 500, so a holder was behind by 24.6 pts. It sits 35.7% below its all-time high of Nov 22, 2021.

Questions people ask

Do CABZ and IDRV hold the same stocks?
By their latest filings, 13% 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, CABZ or IDRV?
CABZ has 38% of its weight in S&P 500 names and IDRV has 8%, so IDRV differs more from the index.
Which is cheaper, CABZ or IDRV?
CABZ charges 0.59% a year and IDRV charges 0.48%, so IDRV is cheaper. Fees come from each fund's prospectus.
Other comparisons
CABZ vs HAILCABZ vs ILITCABZ vs IONCABZ vs KARSIDRV vs ILITIDRV vs IONIDRV vs KARSIDRV vs LIMI
CABZ on its own →IDRV on its own →How every figure is computed →Standards and sources →
Where these figures came from
CABZ filings on SEC EDGAR ↗CABZ prospectus with the expense ratio (SEC) ↗Roundhill page for CABZ ↗IDRV filings on SEC EDGAR ↗IDRV prospectus with the expense ratio (SEC) ↗iShares page for IDRV ↗

ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement. A comparison is not a recommendation.

Cite this page

ETFIQ, CABZ against IDRV, data as of Sep 30, 2026. https://etfiq.com/compare/themes/cabz-vs-idrv

Open data

Free to use with attribution. Every figure is calculated from a named public source; the method is at etfiq.com/methodology.