iShares U.S. Aggregate Bond Index Fund | WFBIX | Class K (2024)

Review the MSCI methodology behind the Sustainability Characteristics and Business Involvement metrics: 1ESG Fund Ratings; 2Index Carbon Footprint Metrics; 3Business Involvement Screening Research; 4ESG Screened Index Methodology; 5ESG Controversies; 6MSCI Implied Temperature Rise

For funds with an investment objective that include the integration of ESG criteria, there may be corporate actions or other situations that may cause the fund or index to passively hold securities that may not comply with ESG criteria. Please refer to the fund’s prospectus for more information. The screening applied by the fund's index provider may include revenue thresholds set by the index provider. The information displayed on this website may not include all of the screens that apply to the relevant index or the relevant fund. These screens are described in more detail in the fund’s prospectus, other fund documents, and the relevant index methodology document.

Certain information contained herein (the “Information”) has been provided by MSCI ESG Research LLC, a RIA under the Investment Advisers Act of 1940, and may include data from its affiliates (including MSCI Inc. and its subsidiaries (“MSCI”)), or third party suppliers (each an “Information Provider”), and it may not be reproduced or redisseminated in whole or in part without prior written permission. The Information has not been submitted to, nor received approval from, the US SEC or any other regulatory body. The Information may not be used to create any derivative works, or in connection with, nor does it constitute, an offer to buy or sell, or a promotion or recommendation of, any security, financial instrument or product or trading strategy, nor should it be taken as an indication or guarantee of any future performance, analysis, forecast or prediction. Some funds may be based on or linked to MSCI indexes, and MSCI may be compensated based on the fund’s assets under management or other measures. MSCI has established an information barrier between equity index research and certain Information. None of the Information in and of itself can be used to determine which securities to buy or sell or when to buy or sell them. The Information is provided “as is” and the user of the Information assumes the entire risk of any use it may make or permit to be made of the Information. Neither MSCI ESG Research nor any Information Party makes any representations or express or implied warranties (which are expressly disclaimed), nor shall they incur liability for any errors or omissions in the Information, or for any damages related thereto. The foregoing shall not exclude or limit any liability that may not by applicable law be excluded or limited.

Carefully consider the Funds' investment objectives, risk factors, and charges and expenses before investing. This and other information can be found in the Funds' prospectuses or, if available, the summary prospectuses, which may be obtained by visiting the iShares Fund and BlackRock Fund prospectus pages. Read the prospectus carefully before investing.


The portfolio holdings information, including any sustainability-related disclosure, shown for the iShares U.S. Aggregate Bond Index Fund (the "Fund") on this site are the information of the U.S. Total Bond Index Master Portfolio (the “Master Portfolio”). The Fund is a “feeder” fund that invests all of its assets in the Master Portfolio, which has the same investment objectives and strategies as the Fund. All investments are made at the level of the Master Portfolio. The Fund’s investment results will correspond directly to the investment results of the Master Portfolio. Because the Master Portfolio may have other investors, the percentage of the Master Portfolio held by the Fund may change from time to time. As of November 30, 2022, the Fund held 100.00% of the Master Portfolio.

Bond values fluctuate in price so the value of your investment can go down depending on market conditions.

Fixed income risks include interest-rate and credit risk. Typically, when interest rates rise, there is a corresponding decline in bond values. Credit risk refers to the possibility that the bond issuer will not be able to make principal and interest payments.

Obligations of US govt. agencies are supported by varying degrees of credit but generally are not backed by the full faith and credit of the US govt.

The fund may use derivatives to hedge its investments or to seek to enhance returns. Derivatives entail risks relating to liquidity, leverage and credit that may reduce returns and increase volatility.

An index fund has operating and other expenses while an index does not. As a result, while an Index fund will attempt to track the applicable index as closely as possible, it will tend to underperform the index to some degree over time.

Investing involves risk, including possible loss of principal.

The Funds are distributed by BlackRock Investments, LLC (together with its affiliates, “BlackRock”).

Although BlackRock shall obtain data from sources that BlackRock considers reliable, all data contained herein is provided “as is” and BlackRock makes no representation or warranty of any kind, either express or implied, with respect to such data, the timeliness thereof, the results to be obtained by the use thereof or any other matter. BlackRock expressly disclaims any and all implied warranties, including without limitation, warranties of originality, accuracy, completeness, timeliness, non-infringement, merchantability and fitness for a particular purpose.

BlackRock provides compensation in connection with obtaining or using third-party ratings and rankings.

© 2024 BlackRock, Inc. BLACKROCK, BLACKROCK SOLUTIONS, BUILD ON BLACKROCK, ALADDIN, iSHARES, iBONDS, FACTORSELECT, iTHINKING, iSHARES CONNECT, FUND FRENZY, LIFEPATH, SO WHAT DO I DO WITH MY MONEY, INVESTING FOR A NEW WORLD, BUILT FOR THESE TIMES, the iShares Core Graphic, CoRI and the CoRI logo are trademarks of BlackRock, Inc., or its subsidiaries in the United States and elsewhere. All other marks are the property of their respective owners.

USRRMH1220U/S-1451178

iShares U.S. Aggregate Bond Index Fund | WFBIX | Class K (2024)

FAQs

What would be some cons of investing in this bond index fund? ›

Cons of bond ETFs
  • Expense ratios may be relatively high. If there's an area where bond ETFs have drawbacks, it could be in their expense ratios – those fees that investors pay for the manager to handle the fund. ...
  • Potential low returns. ...
  • No guarantees of principal.
Apr 16, 2024

What is the S&P US Aggregate Bond Index? ›

The S&P U.S. Aggregate Bond Index is designed to measure the performance of publicly issued U.S. dollar denominated investment-grade debt.

What is the expense ratio for Wfbix? ›

Fees are Low compared to funds in the same category. iShares US Aggregate Bond Index Fund has an expense ratio of 0.05 percent.

What is a major advantage of a bond index fund? ›

Relative to actively-managed bond funds, a major advantage of bond index funds is their: lower duration.

Why is my bond index fund losing money? ›

Interest rate changes are the primary culprit when bond exchange-traded funds (ETFs) lose value. As interest rates rise, the prices of existing bonds fall, which impacts the value of the ETFs holding these assets.

Will bond funds recover in 2024? ›

As for fixed income, we expect a strong bounce-back year to play out over the course of 2024. When bond yields are high, the income earned is often enough to offset most price fluctuations. In fact, for the 10-year Treasury to deliver a negative return in 2024, the yield would have to rise to 5.3 percent.

What is the average return on bonds? ›

The bond market is a wide field, with many different categories of assets. In general, you can expect a return of between 4% and 5% if you invest in this market, but it will range based on what you purchase and how long you hold those assets.

What is the dividend yield for iShares Core U.S. Aggregate Bond ETF? ›

AGG Dividend Yield: 3.42% for May 3, 2024

View and export this data back to 2003.

What is the dividend yield of AGG? ›

AGG has a dividend yield of 3.42% and paid $3.29 per share in the past year. The dividend is paid every month and the last ex-dividend date was May 1, 2024.

What expense ratio is good? ›

A reasonable expense ratio for an actively managed portfolio is about 0.5% to 0.75%, while an expense ratio greater than 1.5% is typically considered high these days.

What is the BlackRock US Debt Index Fund? ›

The Fund is an "index fund" that seeks investment results that correspond generally to the price and yield performance, before fees and expenses, of a particular index (its "Underlying Index"). The Fund is a collective investment trust maintained and managed by BlackRock Institutional Trust Company, N. A. ("BTC").

How do I calculate my expense ratio? ›

The expense ratio is how much you pay a mutual fund or ETF per year, expressed as a percent of your investments. So, if you have $5,000 invested in an ETF with an expense ratio of . 04%, you'll pay the fund $2 annually. An expense ratio is determined by dividing a fund's operating expenses by its net assets.

How do you make money on a bond index fund? ›

Bond funds allow you to buy or sell your fund shares each day. In addition, bond funds allow you to automatically reinvest income dividends and to make additional investments at any time. Most bond funds pay regular monthly income, although the amount may vary with market conditions.

What is the downside of bond funds? ›

The disadvantages of bond funds include higher management fees, the uncertainty created with tax bills, and exposure to interest rate changes.

How do you make money from a bond fund? ›

In return for buying the bonds, the investor – or bondholder– receives periodic interest payments known as coupons. The coupon payments, which may be made quarterly, twice yearly or annually, are expected to provide regular, predictable income to the investor..

What are the cons of bond funds? ›

The downside to owning bond funds is: The management fee: Management fees for the more actively traded bond funds can be higher, which may lead to lower returns.

What are 2 cons to investing in index funds? ›

The benefits of index investing include low cost, requires little financial knowledge, convenience, and provides diversification. Disadvantages include the lack of downside protection, no choice in index composition, and it cannot beat the market (by definition).

What are the disadvantages of a bond fund? ›

The disadvantages of bond funds include higher management fees, the uncertainty created with tax bills, and exposure to interest rate changes.

What are the pros and cons of bond index funds? ›

They can provide investors with a window to diversified, low-fee investing. However, bond index funds also hold several disadvantages, such as volatility related to rate changes, lower performance than other fund-based investments and more.

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