NASDAQ:MBB iShares MBS ETF (MBB) Price, Holdings, & News $93.71 -0.12 (-0.13%) Closing price 08/7/2025 04:00 PM EasternExtended Trading$93.70 0.00 (-0.01%) As of 08/7/2025 04:10 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Stock Analysis Stock AnalysisChartDividendHeadlinesHoldingsOptions ChainOwnershipShort InterestTrendsBuy This Stock About iShares MBS ETF (NASDAQ:MBB) 30 days 90 days 365 days Advanced Chart View Price History Chart DataSkip Price History Chart Get iShares MBS ETF alerts:Sign Up Key Stats Today's Range$93.51▼$93.9350-Day Range$91.75▼$93.9052-Week Range$90.28▼$96.76Volume1.74 million shsAverage Volume3.06 million shsMarket Capitalization$40.26 billionAssets Under Management$40.33 billionDividend Yield4.10%Net Expense Ratio0.04%Aggregate RatingN/A ETF Overview iShares MBS ETF (the Fund), formerly iShares Barclays MBS Bond Fund, is an exchange-traded fund (ETF). The Fund seeks investment results, which correspond to the price and yield performance of the Barclays Capital U.S. MBS Index (the Index). The Index measures the performance of investment grade mortgage-backed pass-through securities issued by the Government National Mortgage (GNMA). The Index measures the performance of investment grade mortgage-backed pass-through securities issued by the Government National Mortgage Association (GNMA), Federal National Mortgage Association (FNMA) and Federal Home Loan Mortgage Corporation (FHLMC). The Fund invests in a representative sample of securities included in the Index, which has an investment profile similar to the Index. The investment advisor of the Fund is BlackRock Fund Advisors (BFA). Read More iShares MBS ETF ExpensesTypeMBBAgency MBS ETFsFixed Income ETFsNASDAQ ETFsAll ETFsManagement Fee0.04%0.21%0.32%0.54%0.53%Other Expenses0.01%0.04%0.27%0.52%0.56%Total Expense0.05%0.24%0.40%0.73%0.73%Fee Waiver-0.01%-0.07%-0.26%-0.50%-0.63%Net Expense0.04%0.21%0.35%0.63%0.60% Receive MBB Stock News and Ratings via Email Sign-up to receive the latest news and ratings for iShares MBS ETF and its competitors with MarketBeat's FREE daily newsletter. Email Address MBB ETF News HeadlinesiShares MBS ETF declares monthly distribution of $0.331855August 6 at 2:29 AM | msn.comiShares MBS ETF declares monthly distribution of $0.3322July 2, 2025 | msn.comIs Elon's empire crumbling?The Tesla Shock Nobody Sees Coming While headlines scream "Tesla is doomed"... Jeff Brown has uncovered a revolutionary AI breakthrough buried inside Tesla's labs. One that is helping AI escape from our computer screens and manifest itself here in the real world all while creating a 25,000% growth market explosion starting as early as October 23rd. | Brownstone Research (Ad)iShares MBS (MBB) Shares Cross Above 200 DMA - NasdaqJune 24, 2025 | nasdaq.comMBB: ETF Inflow AlertJune 22, 2025 | nasdaq.comMBB: An Unlevered RMBS Vehicle Acting As A Sovereign DiversifierJune 3, 2025 | seekingalpha.comSee More Headlines MBB ETF - Frequently Asked Questions How have MBB shares performed this year? iShares MBS ETF's stock was trading at $91.68 at the beginning of the year. Since then, MBB stock has increased by 2.2% and is now trading at $93.71. Who are iShares MBS ETF's major shareholders? iShares MBS ETF's top institutional investors include Envestnet Asset Management Inc. (6.23%), TIAA Trust National Association (5.58%), Truist Financial Corp (0.87%) and Allworth Financial LP (0.72%). How do I buy shares of iShares MBS ETF? Shares of MBB stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services. What other stocks do shareholders of iShares MBS ETF own? Based on aggregate information from My MarketBeat watchlists, some other companies that iShares MBS ETF investors own include Meta Platforms (META), Walt Disney (DIS), Intel (INTC), iShares iBoxx $ Investment Grade Corporate Bond ETF (LQD), Mastercard (MA), Cisco Systems (CSCO) and iShares iBoxx $ High Yield Corporate Bond ETF (HYG). Fund Details IssueriShares Fund NameiShares MBS ETF Tax ClassificationRegulated Investment Company Stock ExchangeNASDAQCurrent SymbolNASDAQ:MBB Inception Date3/13/2007 Fund ManagerJames Mauro, Scott Radell Webwww.iShares.com Phone+1-800-4742737Fund Focus Asset ClassFixed Income BenchmarkBloomberg U.S. MBS Index CategoryU.S. Government FocusAgency MBS Development LevelDeveloped Markets RegionNorth America Number of Holdings11381 Fund Statistics Assets Under Management$40.33 billion Average Daily Volume$2.95 million Discount/Premium-0.05% Administrator, Advisor and Custodian AdministratorState Street Bank and Trust Company AdvisorBlackRock Fund Advisors CustodianState Street Bank and Trust Company DistributorBlackRock Investments, LLC Transfer AgentState Street Bank and Trust Company TrusteeN/A Lead Market MakerJane Street Options OptionableOptionable Options Volume5 Put Options3 Call Options2 Short Interest8,110,000 shs Miscellaneous Outstanding Shares429,600,000Beta0.11 Creation Unit100,000 Creation Fee$300.00 Options Trading Made Easy - Download NowLearn the basics of options trading and how to use them to boost returns and manage risk with this free report from MarketBeat. Click the link below to get your free copy.Get This Free Report Top 10 MBB HoldingsBLACKROCK CASH CL INST SL AGENCYHolding Weight: 3.98%FHLMC 30YR UMBS SUPER - 2.0 2051-05-01Holding Weight: 0.86%GNMA2 30YR - 2.0 2051-10-20Holding Weight: 0.57%GNMA2 30YR - 2.0 2051-12-20Holding Weight: 0.56%FNMA 30YR UMBS - 2.0 2051-12-01Holding Weight: 0.54%FHLMC 30YR UMBS SUPER - 2.0 2051-04-01Holding Weight: 0.52%UMBS 30YR TBA(REG A) - 5.5 2025-07-14Holding Weight: 0.50%GNMA2 30YR - 2.5 2051-07-20Holding Weight: 0.48%FNMA 30YR UMBS - 2.0 2051-11-01Holding Weight: 0.45%FNMA 30YR UMBS SUPER - 2.0 2051-07-01Holding Weight: 0.45%Full Holdings DetailsMBB Sector ExposureMBB Industry Exposure This page (NASDAQ:MBB) was last updated on 8/8/2025 by MarketBeat.com Staff From Our PartnersBREAKING: The House just passed 3 pro-crypto bills!THREE pro-crypto bills just passed the House! Now, experts believe altcoin season is officially here. 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