State Street SPDR Portfolio Aggregate Bond ETF holds 8,303 positions and $9.6B in net assets as of Jun 30, 2026. The largest: United States Treasury 45.1%, Fannie Mae 8.9%, Freddie Mac 7.7%, Government National Mortgage Association 5.6%, State Street Global Advisors 4.3%.

What is the expense ratio of SPAB?

SPAB costs 0.03% a year, from its prospectus.

SPABState Street SPDR Portfolio Aggregate Bond ETF

ETF · SPDR Series Trust

$24.89close Nov 9, 2026

The fund

Holdings as of Jun 30, 2026, filed with the SEC.

$9.6B

net assets, all share classes

0.03%

yearly cost, from the prospectus

8,303

positions on file

Growth of $100

Total return with dividends reinvested, month by month since July 2019.

$100$108

20192026

+3.8%

last 12 months

+4.1%

a year, over 3 years

+0.1%

a year, over 5 years

Largest holdings

The top 10 issuers of 8,303 positions, by share of the fund.

United States TreasuryBonds: 45.1%
Fannie MaeMortgage-backed: 8.9%
Freddie MacMortgage-backed: 7.7%
Government National Mortgage AssociationMortgage-backed: 5.6%
State Street Global AdvisorsCash and short-term: 4.3%
Umbs, TBAMortgage-backed: 1.3%
FHLMC Multifamily Structured Pass Through Certs.Mortgage-backed: 0.6%
Jpmorgan Chase & COBonds: 0.5%
BANK OF America CORPBonds: 0.5%
Morgan StanleyBonds: 0.4%

Countries

Where the holdings are, by share of the fund.

United States96.2%
XX1.3%
Canada1.1%
United Kingdom0.8%
Japan0.5%
Mexico0.3%
Germany0.3%
Netherlands0.2%
Australia0.2%
Spain0.1%

What it holds

By kind of asset.

Bonds73.2%
Mortgage-backed24.7%
Cash and short-term4.3%
Asset-backed0.3%

From the fund’s Form N-PORT for June 2026 (filed Aug 28, 2026) and its prospectus, via the SEC’s public data sets. Shares of net assets can sum above 100% where a fund holds cash collateral or derivatives.