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SPDR® Portfolio Aggregate Bond ETF (SPAB)



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Upturn Advisory Summary
07/10/2025: SPAB (2-star) has a low Upturn Star Rating. Not recommended to BUY.
Analysis of Past Performance
Type ETF | Historic Profit 3.54% | Avg. Invested days 37 | Today’s Advisory Consider higher Upturn Star rating |
Upturn Star Rating ![]() ![]() | Upturn Advisory Performance ![]() | ETF Returns Performance ![]() |
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Key Highlights
Volume (30-day avg) - | Beta 1 | 52 Weeks Range 24.03 - 25.74 | Updated Date 06/29/2025 |
52 Weeks Range 24.03 - 25.74 | Updated Date 06/29/2025 |
Upturn AI SWOT
SPDR® Portfolio Aggregate Bond ETF
ETF Overview
Overview
The SPDRu00ae Portfolio Aggregate Bond ETF (SPAB) seeks to provide investment results that correspond to the total return performance of the Bloomberg US Aggregate Bond Index. It offers broad exposure to the U.S. investment-grade bond market, covering a wide range of bond types, including U.S. Treasuries, agency debt, and corporate bonds. The ETF aims for low cost and diversification within the fixed income market.
Reputation and Reliability
State Street Global Advisors (SSGA) is a well-established and reputable asset manager with a long track record in the ETF industry.
Management Expertise
SSGA has a team of experienced investment professionals managing its ETFs, ensuring effective portfolio management and adherence to the investment objective.
Investment Objective
Goal
The ETF seeks to track the investment results of the Bloomberg US Aggregate Bond Index, providing exposure to the broad U.S. investment-grade bond market.
Investment Approach and Strategy
Strategy: The ETF employs a passive investment strategy, aiming to replicate the performance of its benchmark index.
Composition The ETF holds a diversified portfolio of U.S. investment-grade bonds, including government, corporate, and mortgage-backed securities.
Market Position
Market Share: SPAB holds a significant market share within the aggregate bond ETF category.
Total Net Assets (AUM): 2326000000
Competitors
Key Competitors
- iShares Core U.S. Aggregate Bond ETF (AGG)
- Vanguard Total Bond Market ETF (BND)
- Schwab U.S. Aggregate Bond ETF (SCHZ)
Competitive Landscape
The aggregate bond ETF market is highly competitive, with several large players vying for market share. SPAB offers a low-cost option with broad market exposure, but it faces competition from similar ETFs with slightly different expense ratios and tracking methodologies. Advantages include State Street's strong brand and established presence, while a disadvantage may be slightly lower AUM compared to some competitors.
Financial Performance
Historical Performance: Historical performance data is variable based on interest rate environment.
Benchmark Comparison: The ETF's performance closely tracks the Bloomberg US Aggregate Bond Index.
Expense Ratio: 0.03
Liquidity
Average Trading Volume
SPAB exhibits moderate to high liquidity, with an average trading volume indicating ease of buying and selling shares.
Bid-Ask Spread
The bid-ask spread for SPAB is generally tight, reflecting its high liquidity and low transaction costs.
Market Dynamics
Market Environment Factors
Economic growth, inflation expectations, and Federal Reserve policy decisions influence SPAB's performance.
Growth Trajectory
SPAB's growth is tied to the overall demand for fixed income investments and its ability to attract assets from investors seeking low-cost, broad market exposure. There have been no recent major strategy changes or unusual holding shifts.
Moat and Competitive Advantages
Competitive Edge
SPAB offers a compelling combination of low cost, broad market exposure, and the backing of a well-established issuer, State Street Global Advisors. This makes it an attractive choice for investors seeking efficient access to the U.S. investment-grade bond market. The ETF's simple, passive investment strategy further enhances its appeal to cost-conscious investors. However, the ETF differentiates through State Street's brand name and trading activity, but lacks unique features.
Risk Analysis
Volatility
SPAB's volatility is relatively low compared to equity ETFs, reflecting the stability of the underlying bond market.
Market Risk
SPAB is subject to interest rate risk, where rising interest rates can lead to a decline in bond prices and ETF value.
Investor Profile
Ideal Investor Profile
SPAB is suited for investors seeking broad exposure to the U.S. investment-grade bond market, including those looking for income generation or portfolio diversification.
Market Risk
SPAB is best for long-term investors and passive index followers who prioritize low costs and broad market representation.
Summary
SPDRu00ae Portfolio Aggregate Bond ETF (SPAB) offers a low-cost, diversified way to access the U.S. investment-grade bond market by tracking the Bloomberg US Aggregate Bond Index. Managed by State Street Global Advisors, it's a suitable option for investors seeking stable income and diversification. The ETF's performance closely mirrors its benchmark, making it ideal for passive investors. However, it's subject to interest rate risk, which investors should consider based on macroeconomic outlook.
Peer Comparison
Sources and Disclaimers
Data Sources:
- State Street Global Advisors website
- Bloomberg
- Morningstar
- ETF.com
Disclaimers:
Data and analysis are based on available information and are subject to change. Investment decisions should be based on individual circumstances and risk tolerance.
AI Summarization is directionally correct and might not be accurate.
Summarized information shown could be a few years old and not current.
Fundamental Rating based on AI could be based on old data.
AI-generated summaries may have inaccuracies (hallucinations). Please verify the information before taking action.
About SPDR® Portfolio Aggregate Bond ETF
Exchange NYSE ARCA | Headquaters - | ||
IPO Launch date - | CEO - | ||
Sector - | Industry - | Full time employees - | Website |
Full time employees - | Website |
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.S. dollar denominated investment grade bond market.

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