IUSB
IUSB 2-star rating from Upturn Advisory

iShares Core Total USD Bond Market ETF (IUSB)

iShares Core Total USD Bond Market ETF (IUSB) 2-star rating from Upturn Advisory
$46.55
Last Close (24-hour delay)
Profit since last BUY3.98%
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Upturn Advisory Summary

12/08/2025: IUSB (2-star) has a low Upturn Star Rating. Not recommended to BUY.

Upturn Star Rating

Upturn 2 star rating for performance

Below Average Performance

These Stocks/ETFs, based on Upturn Advisory, often underperform the market, warranting careful consideration before investing.

Analysis of Past Performance

Type ETF
Historic Profit 5.4%
Avg. Invested days 48
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Upturn Advisory Performance Upturn Advisory Performance icon 3.0
ETF Returns Performance Upturn Returns Performance icon 2.0
Upturn Profits based on simulation icon Profits based on simulation
Upturn last close icon Last Close 12/08/2025

Key Highlights

Volume (30-day avg) -
Beta 0.98
52 Weeks Range 43.24 - 46.18
Updated Date 06/29/2025
52 Weeks Range 43.24 - 46.18
Updated Date 06/29/2025

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iShares Core Total USD Bond Market ETF

iShares Core Total USD Bond Market ETF(IUSB) company logo displayed in Upturn AI summary

ETF Overview

overview logo Overview

The iShares Core Total USD Bond Market ETF (AGG) seeks to track the performance of the Bloomberg US Aggregate Bond Index. It offers broad exposure to the US investment-grade fixed-income market, encompassing government, corporate, and securitized bonds. The strategy is passive, aiming for diversification and cost-efficiency for investors seeking core bond market exposure.

Reputation and Reliability logo Reputation and Reliability

iShares, by BlackRock, is one of the largest and most reputable ETF providers globally, known for its extensive product offerings, robust infrastructure, and commitment to low costs. They have a long track record of managing large and complex portfolios.

Leadership icon representing strong management expertise and executive team Management Expertise

BlackRock's ETF management team comprises experienced professionals with deep expertise in fixed income markets, index tracking, and portfolio construction. Their scale allows for significant resources dedicated to operational efficiency and risk management.

Investment Objective

Icon representing investment goals and financial objectives Goal

To provide broad exposure to the U.S. investment-grade bond market, aiming to track the performance of its benchmark index.

Investment Approach and Strategy

Strategy: The ETF employs a full replication strategy, meaning it aims to hold all the securities in its underlying index in similar proportions. It tracks the Bloomberg US Aggregate Bond Index.

Composition The ETF holds a diversified portfolio of U.S. investment-grade fixed-income securities, including U.S. Treasury bonds, U.S. mortgage-backed securities, U.S. corporate bonds, and U.S. government agency bonds.

Market Position

Market Share: AGG is a dominant player in the U.S. aggregate bond ETF space.

Total Net Assets (AUM): 104000000000

Competitors

Key Competitors logo Key Competitors

  • Vanguard Total Bond Market ETF (BND)
  • SPDR Portfolio Aggregate Bond ETF (SPAB)
  • iShares Core Investment Grade Corporate Bond ETF (IGIB)

Competitive Landscape

The aggregate bond ETF market is highly competitive, dominated by a few large players. AGG's primary advantage is its scale, which contributes to its low expense ratio and strong liquidity. Competitors like BND offer similar broad market exposure with competitive fees. SPAB, while smaller, also offers low-cost exposure. AGG benefits from the iShares brand and BlackRock's extensive distribution network. A potential disadvantage could be its vast holdings, making it sensitive to broad market movements rather than specific sector opportunities.

Financial Performance

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Benchmark Comparison: The ETF generally tracks its benchmark index, the Bloomberg US Aggregate Bond Index, very closely. Minor deviations are typical due to tracking error, fees, and cash holdings.

Expense Ratio: 0.03

Liquidity

Average Trading Volume

AGG exhibits high average daily trading volume, indicating excellent liquidity for investors.

Bid-Ask Spread

The bid-ask spread for AGG is typically very tight, reflecting its high trading volume and making it cost-effective to trade.

Market Dynamics

Market Environment Factors

AGG is significantly influenced by interest rate movements, inflation expectations, and overall economic growth. Changes in Federal Reserve policy, government debt issuance, and corporate credit conditions directly impact its underlying bond holdings.

Growth Trajectory

AGG has experienced consistent growth in assets under management due to its status as a core holding for many investors. Its strategy remains largely unchanged, focused on broad market exposure, with minor adjustments to holdings dictated by index rebalancing.

Moat and Competitive Advantages

Competitive Edge

AGG's primary competitive advantages stem from its massive scale and BlackRock's robust infrastructure, leading to an exceptionally low expense ratio. This makes it a highly cost-effective choice for investors seeking diversified exposure to the US investment-grade bond market. Its broad diversification across various bond sectors mitigates single-security risk, offering a stable core fixed-income component for portfolios.

Risk Analysis

Volatility

AGG exhibits moderate volatility, characteristic of a broad-based bond ETF. Its historical volatility is lower than that of equity ETFs but higher than ultra-short-term bond funds.

Market Risk

The primary market risk for AGG is interest rate risk, where rising interest rates can lead to declining bond prices. Credit risk is also present, though mitigated by its investment-grade focus and diversification across issuers. Inflation risk can erode the purchasing power of fixed-income returns.

Investor Profile

Ideal Investor Profile

The ideal investor for AGG is one seeking broad diversification and reliable exposure to the US investment-grade bond market as a core component of their portfolio. This includes individual investors, retirement savers, and institutional investors looking for low-cost, liquid fixed-income exposure.

Market Risk

AGG is best suited for long-term investors and passive index followers who want to maintain a diversified bond allocation and are not looking for active trading strategies.

Summary

The iShares Core Total USD Bond Market ETF (AGG) is a highly liquid, low-cost ETF that provides broad exposure to the US investment-grade bond market. It tracks the Bloomberg US Aggregate Bond Index, offering diversification across government, corporate, and securitized debt. AGG is an excellent core holding for long-term investors seeking stable, diversified fixed-income exposure. Its primary risks include interest rate sensitivity and moderate market volatility.

Similar ETFs

Sources and Disclaimers

Data Sources:

  • BlackRock Official Website (iShares)
  • Bloomberg Index Services
  • Financial Data Providers (e.g., Yahoo Finance, Morningstar)

Disclaimers:

This information is for educational purposes only and should not be considered investment advice. Past performance is not indicative of future results. Investors should consult with a qualified financial advisor before making investment decisions.

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Information icon for Upturn AI Summarization data freshness disclaimer Summarized information shown could be a few years old and not current.

Information icon warning about Upturn AI Fundamental Rating based on potentially old data Fundamental Rating based on AI could be based on old data.

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About iShares Core Total USD Bond Market ETF

Exchange NASDAQ
Headquaters -
IPO Launch date -
CEO -
Sector -
Industry -
Full time employees -
Website
Full time employees -
Website

The fund will invest at least 80% of its assets in the component securities of the underlying index and to-be-announced transactions ("TBAs") that have economic characteristics that are substantially identical to the economic characteristics of the component securities of the underlying index. The index measures the performance of U.S. dollar-denominated taxable bonds that are rated either investment-grade or high yield.