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Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.

ETFIQetfiq.com · independent ETF data

HYMB vs IBB: how they differ

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

State Street(R) SPDR Nuveen ICE High Yield Municipal Bond ETF and iShares Biotechnology ETF.

What they hold in common

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

Largest positions each one holds and the other does not
Only in HYMBOnly in IBB
Puerto Rico Sales Tax Financing Corp Sal 2.53%Vertex Pharmaceuticals, Inc. 8.09%
Puerto Rico Sales Tax Financing Corp Sal 1.54%Amgen, Inc. 7.84%
Buckeye Tobacco Settlement Financing Aut 1.27%Gilead Sciences, Inc. 6.85%
Commonwealth of Puerto Rico 0.64%Regeneron Pharmaceuticals, Inc. 4.91%
Puerto Rico Sales Tax Financing Corp Sal 0.62%Argenx SE 3.76%
Commonwealth of Puerto Rico 0.55%Alnylam Pharmaceuticals, Inc. 3.12%
New York Liberty Development Corp 0.47%Natera, Inc. 2.89%
Metropolitan Pier & Exposition Authority 0.43%Revolution Medicines, Inc. 2.78%

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 Jun 30, 2026.

HYMB and IBB on the fields both publish, as of Sep 12, 2026. Source: ETFIQ.
HYMB
State Street(R) SPDR Nuveen ICE High Yield Municipal Bond ETF
IBB
iShares Biotechnology ETF
Where it sitsCore index fundCore index fund
IssuerState StreetiShares
What it isSPDR Nuveen ICE High Yield Municipal BondBiotechnology
Total return, 1 year+1.7%+41.5%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−15.8 pts+24.0 pts
Expense ratio0.35%0.44%
Holdings1867248

HYMB in plain words

HYMB is a bond fund tracking the SPDR Nuveen ICE High Yield Municipal Bond. Over the year to Sep 11, 2026 it returned +1.7% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.35% a year. It sat 3.8% below its high of Jul 2, 2026 on Sep 11, 2026.

IBB in plain words

IBB is an index equity fund tracking the Biotechnology. Over the year to Sep 11, 2026 it returned +41.5% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.44% a year. By its holdings filed for Jun 30, 2026, 36% of the fund by weight is stocks the S&P 500 also holds, across 248 positions, with the top ten at 44.8%. It sat 6.5% below its high of Aug 19, 2026 on Sep 11, 2026.

Questions people ask

Which returned more over the last year, HYMB or IBB?
In the year to Sep 12, 2026, with distributions reinvested, HYMB returned +1.7% and IBB returned +41.5%, so IBB returned more. One year is one year; the longer windows are in the table.
Which is cheaper, HYMB or IBB?
HYMB charges 0.35% a year and IBB charges 0.44%, so HYMB is cheaper. Fees come from each fund's prospectus.

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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.

HYMB against IBB, ETFIQ, data as of Sep 12, 2026. Every figure is arithmetic on a named public source; the method is at etfiq.com/methodology. A comparison is not a recommendation.

Cite this page. ETFIQ, HYMB against IBB, data as of Sep 12, 2026. https://etfiq.com/compare/any/HYMB-IBB Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources