Are IBB and ONEQ in the same category?

IBB is a thematic ETF and ONEQ is a stock ETF, so they do different jobs. The table compares what both publish: return, cost and holdings.

Which returned more over the last year, IBB or ONEQ?

In the year to Oct 28, 2026, with distributions reinvested, IBB returned +37.5% and ONEQ +12.7%.

Which is cheaper, IBB or ONEQ?

ONEQ is cheaper, by 0.23 percentage points a year. That is about $23 on $10,000 held for a year. Fees come from each fund's prospectus.

How much do IBB and ONEQ overlap with the S&P 500?

By their latest filed holdings, 40% of IBB and 85% of ONEQ by weight is stocks the S&P 500 already holds.

Data as of Oct 28, 2026.

Across categories

IBB vs ONEQ: Differences, Returns & Fees

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Over the year to Oct 28, 2026, IBB returned +37.5% to ONEQ's +12.7%, and ONEQ charges 0.21% to IBB's 0.44%.

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Net assets: $11.0bn on Oct 27, 2026 for iShares Biotechnology ETF, and $10.9bn on Sep 30, 2026 for Fidelity Nasdaq Composite Index ETF.

IBB on its own →ONEQ on its own →

At a glance

+37.5%

IBB total return, 1 year

+12.7%

ONEQ total return, 1 year

0.44%

IBB expense ratio

0.21%

ONEQ expense ratio

Pair scorecard

ONEQ costs 0.23 points a year less; their one-year returns differ by 24.8 points.

IBB vs ONEQ: Differences, Returns & Fees
Measure	IBB	ONEQ
Return
Measure	IBB	ONEQ
Total return, 1 year	+37.5%	+12.7%
Drawdown
Measure	IBB	ONEQ
Below its high		3.8%, high on Oct 6, 2026
Benchmark
Measure	IBB	ONEQ
What it tracks	Biotech	Nasdaq Composite Index
Cost and size
Measure	IBB	ONEQ
Expense ratio	0.44%	0.21%
Net assets, as of Sep 30, 2026	$11.2bn	$10.9bn
Active share vs the S&P 500	99%
Holdings
Measure	IBB	ONEQ
Holdings in common	3%
Top ten holdings, share of the fund	50%	56.0%

Holdings in common uses holdings dated Aug 31, 2026 and Oct 27, 2026. Method

What they share

By the books each fund has filed, IBB and ONEQ hold 3% of their money in the same securities at the same weight. Holdings dated Aug 31, 2026 and Oct 27, 2026.

50%

0 half 100%

half

3% in common

Positions both hold · largest shared weight first IBB ONEQ

AMGEN INC 8.20% 0.50%

GILEAD SCIENCES 8.56% 0.39%

VERTEX PHARMACEUTICALS 7.53% 0.30%

REGENERON PHARMACEUTICALS 5.64% 0.18%

MODERNA 5.29% 0.13%

NATERA 3.85% 0.10%

REVOLUTION MEDICINES 2.50% 0.09%

ILLUMINA INC 2.93% 0.07%

BIOGEN 2.58% 0.07%

ALNYLAM PHARMACEUTICALS 2.11% 0.07%

ARGENX SE ADR 3.42% 0.06%

INSMED 1.42% 0.06%

Only in one fund ↓

Only in IBB

GENMAB SPONSORED ADR 1.72%

UNITED THERAPEUTICS 1.71%

CHARLES RIVER LABORATORIES INTERNA 1.18%

ASCENDIS PHARMA 1.06%

MEDPACE HOLDINGS 1.06%

ABIVAX AMERICAN DEPOSITARY SHARES 0.44%

LEGEND BIOTECH ADR REP 0.25%

CAREDX 0.23%

Only in ONEQ

NVIDIA CORP 11.57%

APPLE INC 10.08%

MICROSOFT CORP 8.16%

AMAZON.COM INC 6.05%

ALPHABET INC 4.28%

ALPHABET INC 3.96%

BROADCOM INC 3.80%

TESLA INC 2.99%

Check overlap with more funds →

Side by side

IBB iShares Biotechnology ETF ONEQ Fidelity Nasdaq Composite Index ETF

Where it sits Thematic ETF Stock ETF

Issuer iShares Fidelity

What it is Biotech Tracks the Nasdaq Composite

Total return, 1 year +37.5% +12.7%

Expense ratio 0.44% 0.21%

Already in the S&P 500 40.2% 84.6%

Holdings 245 1026

Net assets, IBB as of Oct 27, 2026 and ONEQ as of Sep 30, 2026 $11.0bn $10.9bn

IBB and ONEQ on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.

Alert

About each fund

IBB

By weight, 40% of IBB's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 99%. The top ten holdings are 50% of the fund across 245 positions, as published by its issuer for Oct 27, 2026. Over the year to Oct 28, 2026 the fund returned +37.5% with distributions reinvested.

ONEQ

ONEQ tracks the Nasdaq Composite. Over the year to Oct 28, 2026 it returned +12.7% with distributions reinvested. The prospectus expense ratio is 0.21% a year. By its holdings filed for Aug 31, 2026, 85% of the fund by weight is stocks the S&P 500 also holds, across 1,026 positions, with the top ten at 56.0%. It sat 3.8% below its high of Oct 6, 2026 on Oct 28, 2026.

Questions people ask

Are IBB and ONEQ in the same category?: IBB is a thematic ETF and ONEQ is a stock ETF, so they do different jobs. The table compares what both publish: return, cost and holdings.
Which returned more over the last year, IBB or ONEQ?: In the year to Oct 28, 2026, with distributions reinvested, IBB returned +37.5% and ONEQ +12.7%.
Which is cheaper, IBB or ONEQ?: ONEQ is cheaper, by 0.23 percentage points a year. That is about $23 on $10,000 held for a year. Fees come from each fund's prospectus.
How much do IBB and ONEQ overlap with the S&P 500?: By their latest filed holdings, 40% of IBB and 85% of ONEQ by weight is stocks the S&P 500 already holds.

Other comparisons

FBCG vs IBB IBB vs MAGS GARP vs IBB IBB vs MGK ONEQ vs XBI ONEQ vs QVOL CGBL vs ONEQ BITO vs ONEQ

Where to next

IBB on its own →ONEQ on its own →Hold both: look the portfolio through →Rankings →IBB dividend history →IBB holdings →ONEQ dividend history →ONEQ holdings →Standards and sources →

Sources and dates

IBB filings on SEC EDGAR ↗

IBB prospectus with the expense ratio (SEC) ↗

iShares page for IBB ↗

ONEQ filings on SEC EDGAR ↗

ONEQ prospectus with the expense ratio (SEC) ↗

Fidelity website ↗

Links are sources, not endorsements. A comparison is not a recommendation.

How this is computed

Overlap adds up the smaller of the two weights for each security both funds hold.

Cite this pageCitation, APA and Markdown

ETFIQ, IBB against ONEQ, data as of Oct 28, 2026. https://etfiq.com/compare/any/ibb-vs-oneq

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Free to use with attribution for data ETFIQ computes; issuer data stays under its owner's terms.