SPDR Portfolio Mortgage Backed Bond ETF

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About SPMB

SPMB tracks an index of US agency mortgage pass-through debt.

Index-Tracked

BBgBarc US MBS TR USD

Index-TrackedBBgBarc US MBS TR USD

What's in this fund

Sectors

As of July 14, 2025

Securitized Bonds93.02%

Cash and Equivalents6.98%

Top 10 Holdings (12.38% of total assets)

As of July 11, 2025

NameSymbol% Assets

Ssi Us Gov Money Market Class State Street Inst Us Gov—6.98%

Federal Home Loan Mortgage Corp. 5.5%—0.71%

Government National Mortgage Association 5.5%—0.70%

Federal Home Loan Mortgage Corp. 6%—0.64%

Federal National Mortgage Association 4.5%—0.60%

Federal Home Loan Mortgage Corp. 5.5%—0.59%

Federal National Mortgage Association 2%—0.58%

Government National Mortgage Association 5%—0.55%

Federal National Mortgage Association 6%—0.53%

Federal National Mortgage Association 2%—0.50%

SPMB Key Statistics

AUM

6.15B

AUM6.15B

Price-Earnings ratio

—

Price-Earnings ratio—

30-Day yield

3.97

30-Day yield3.97

Average volume

714.95K

Average volume714.95K

High today

$21.89

High today$21.89

Low today

$21.77

Low today$21.77

Open price

$21.85

Open price$21.85

Volume

770.36K

Volume770.36K

52 Week high

$22.76

52 Week high$22.76

52 Week low

$21.20

52 Week low$21.20

Expense ratio

0.05

Expense ratio0.05

View Prospectus and Reports