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Ishares U.s. Aggregate Bond Index Fund Class K (WFBIX)

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9.26 -0.01 -0.11%

17/10 - Closed. Currency in USD

Type: Fund

Market: United States

Asset Class: Bond

Morningstar Rating:
Total Assets: 3.18B

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WFBIX Overview

On this page you'll find an in-depth profile of Ishares U.s. Aggregate Bond Index Fund Class K. Learn about the key management, total assets, investment strategy and contact information of WFBIX among other information.

Contact Information

Address 12 Throgmorton Avenue
London,RI EC2N 2DL
United Kingdom

Phone 020 7743 3000

Web www.blackrock.com

Top Executives

Name	Title	Since	Until
Jonathan Graves	Managing Director	2025	Now
Biography	Jonathan Graves, CFA, Managing Director, is Head of Credit within BlackRock’s Index Fixed Income (“IFI”) Portfolio Management team in the Americas. Mr. Graves’ team is responsible for managing US based iShares and indexed corporate credit portfolios. Previously, Mr. Graves was a senior portfolio manager in the US Fixed Income Group responsible for implementing credit trading across investment grade, high yield and credit long/short strategies. Prior to joining Barclay’s Global Investors (“BGI”), which merged with BlackRock in 2009, he managed active investment grade corporate bond portfolios at Banc of America Capital Management. Mr. Graves earned a BS degree in finance from the California State University, Northridge in 1987 and an MBA in finance from the University of California, Los Angeles in 1997.
Marcus Tom	-	2025	Now
Biography	Marcus Tom, Director, is head of BlackRock’s IFI Portfolio Management team in Atlanta. Mr. Tom’s service with the firm dates back to 2000, including his years with BGI. At BGI, he was an institutional index portfolio manager/trader. Currently, he leads the Securitized, US Rates, and Optimized Outcome Solutions teams across IFI’s suite of portfolios. His sector specialties include Agency MBS, US Treasuries, TIPS, Agencies, and Listed and OTC Derivatives. Mr. Tom earned a BA degree in Managerial Economics from the University of California, Davis, in 1999.
James J. Mauro	Head	2011	Now
Biography	Head of San Francisco Fixed Income Core PM at BlackRock, Inc. since 2020; Managing Director of BlackRock, Inc. since 2015; Director of BlackRock, Inc. from 2010 to 2014; Vice President of State Street Global Advisors from 2001 to 2010. James Mauro has been employed by BlackRock Fund Advisors and BlackRock Institutional Trust Company, N.A. (“BTC”) as a portfolio manager since 2011. Prior to joining BTC, Mr. Mauro was a Vice President at State Street Global Advisors. His primary responsibilities include management of all government, inflation linked and derivative strategies. Other responsibilities include hedging and managing risk across all asset classes through futures and option overlays. James joined State Street Corporation in 1993. Previously, he worked as a portfolio manager on the passive team where he co-managed several Bond Index portfolios.
Karen Uyehara	Managing Director	2020	2025
Biography	Karen Uyehara, Managing Director, is a Portfolio Manager on the 1-3 Year US Government Bond Index strategy. Prior to working at BlackRock, she was a Portfolio Manager for Western Asset Management from 2002 to 2010. Karen earned a BA in Economics and History from UC San Diego and an MBA in Finance and Investments from USC Marshall School of Business.
Scott Radell	Portfolio Manager	2009	2020
Biography	Scott Radell has been employed as managing director and portfolio manager with BlackRock Investment Management LLC and BlackRock Financial Advisers (formerly, Barclays Global Fund Advisors) and its predecessors since 2009. Mr. Radell served as a portfolio manager at Barclays Global Fund Advisors and its affiliates since 2004. Radell was a credit strategist from 2003 to 2004 before becoming a CoreAlpha Bond Portfolio Manager and prior to that he was employed by Morgan Stanley Asset Management as a credit analyst from 1996 to 2003.
Lee Sterne	Director	1996	2012
Biography	Lee Sterne, CFA Managing Director of BlackRock, Inc. since 2009; Co-head of US Fixed Income Portfolio Solutions within BlackRock’s Model-Based Fixed Income Portfolio Management Group since 2009; Senior Portfolio Manager of Barclays Global Investors from 2004 to 2009. Mr. Sterne received a B.A. degree in German Language/Literature Studies with a minor concentration in History from Colgate University.Mr. Sterne has been a member of the Portfolio Management Team for the Master Portfolio since 1996.
John Sulski	Portfolio Manager	2009	2011
Biography	John Sulski has been employed as a portfolio manager with BFA and BTC since 2009. Previously, Mr. Sulski was a portfolio manager and credit trader with BGFA and BGI from June 2004 to November 2009. Mr. Sulski has been one of the portfolio managers primarily responsible for the day-to-day management of the Master Portfolio since 2009.
Peter Cramer	-	2009	2010
Biography	Cramer has been employed by BGFA and BGI as a portfolio manager since 2007. Prior to becoming a portfolio manager, Mr. Cramer was employed as a trader with PIMCO, responsible for investment grade corporate trading and strategy from 2005-2007, and as a portfolio manager/trader with Payden & Rygel from 2003-2005. Mr. Cramer earned a BA in Economics and Psychology from Claremont McKenna College and is a CFA charterholder.
Jeffrey Lenamon	Portfolio Manager	2008	2009
Biography	Joined DWS in 2021 with 21 years of experience. Prior to his current role, he served as the Head of U.S. Credit Trading. Prior to joining DWS, he was the Head of Credit Trading at Aflac Asset Management. Before that he was a Portfolio Manager/Senior Credit Trader at BlackRock, Portfolio Manager/Senior Fixed Income Trader at Diversified Credit Investments, Portfolio Manager/Trader for DZ Bank AG, and Director Loan Portfolio Manager at CIBC World Markets. Senior Portfolio Engineer & Team Lead Xtrackers - Fixed Income: New York. BS in Marketing from Hardin-Simmons University: MBA in Finance from Sam Houston University.
John Sulski	Portfolio Manager	2006	2008
Biography	John Sulski has been employed as a portfolio manager with BFA and BTC since 2009. Previously, Mr. Sulski was a portfolio manager and credit trader with BGFA and BGI from June 2004 to November 2009. Mr. Sulski has been one of the portfolio managers primarily responsible for the day-to-day management of the Master Portfolio since 2009.

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