SPMB
+0.27 · +1.19%
$22.54 · NYSE ARCA

SPDR Portfolio Mortgage Backed Bond (SPMB) ETF Analysis | Government Mortgage-Backed Bond

State Street Investment Management · USA
AUM:$7.0B
#– of – in Government Mortgage-Backed Bond ETFs

Educational tool only – Figures are based on historical data, holdings and expense metrics for informational purposes. This is not financial advice or a recommendation to buy or sell any security. Always conduct your own research or consult a qualified financial adviser.

Market Performance

Up 7.3% over the past year, showing positive momentum.

Cost Efficiency

Ongoing charge of 0.04% — among the lowest available for this category.

What is SPMB?

The fund generally invests substantially all, but at least 80%, of its total assets in the securities comprising the index and in securities that the Adviser determines have economic characteristics that are substantially identical to the economic characteristics of the securities that comprise the index. The index is designed to measure the performance of the U.

Performance Highlights

Returns (%)
Cost & Yield (%)

Investment Breakdown

Positive 1-Year Return
SPMB returned 7.3% over the past year. Historical returns only — past performance is not indicative of future results.
Ultra-Low Expense Ratio
Expense ratio of 0.04% — among the lowest available. Low costs compound favourably over long holding periods.
Broadly Diversified
Top 10 holdings represent just 4.1% of the ETF — exposure spread across many positions.
ETF Information
AUM$7.0B
Expense Ratio0.04%
Dividend Yield3.96%
Holdings1
Inception DateJan 2009
Domicile–
Distribution–
Index–
ProviderState Street Investment Management
Beta1.12
CategoryGovernment Mortgage-Backed Bond
CurrencyUSD
Portfolio Impact

How would SPMB affect your portfolio?

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Example preview
6168
+7 points · better diversified

Chart Tools

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Uses ISF.L (iShares FTSE 100 ETF)
Indicators

Performance Metrics

Historical returns

6M
-3.0%
1Y
+1.6%
3Y
+13.0%
5Y
-0.4%
OpenBook InsightIf you had invested £10,000 in SPMB 5 years ago, it would have fallen to £9,961 — a loss of £39.

Annual Returns

Calendar year performance

SPMB delivered positive returns in 3 of the last 5 calendar years.
YearSPMB
2026 YTD-0.9%
2025+8.4%
2024+1.9%
2023+4.5%
2022-11.7%
CAGR 4yr+0.5%
3/5 positive yearsAvg return: +0.4%Worst year: -11.7% (2022)

Technical Analysis Summary

Automated insights from historical price action and indicators

Technical Regime: NEGATIVE
Trend Strength
0%
Negative
Volatility
4.7%
Low
Momentum
-0.4%
30-day change
Support Level
21.90
Key floor
Key Insights
  • Price is currently below all major moving averages, indicating a weaker trend profile.
  • Price is consolidating, with low momentum over the recent period.
  • Low volatility environment with a narrower recent trading range.