iShares MBS ETF (MBB) Holdings $94.92 -0.21 (-0.22%) Closing price 04:00 PM EasternExtended Trading$94.94 +0.02 (+0.02%) As of 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 Holdings Stock AnalysisChartDividendHeadlinesHoldingsOptions ChainOwnershipShort InterestTrendsBuy This Stock Top 25 MBB HoldingsRankCompanyCurrent PriceWeightShares Held1BLACKROCK CASH CL INST SL AGENCYN/A4.71%1,948,787,7712FHLMC 30YR UMBS SUPER - 2.0 2051-05-01N/A1.01%513,324,4533GNMA2 30YR TBA(REG C) - 6.0 2025-10-20N/A0.80%323,550,0004GNMA2 30YR TBA(REG C) - 5.5 2025-10-20N/A0.61%249,433,0005GNMA2 30YR - 2.0 2051-10-20N/A0.54%270,502,5206GNMA2 30YR - 2.0 2051-12-20N/A0.53%265,797,2297FNMA 30YR UMBS - 2.0 2051-12-01N/A0.51%262,022,1428FHLMC 30YR UMBS SUPER - 2.0 2051-04-01N/A0.49%251,628,0219GNMA2 30YR - 2.5 2051-07-20N/A0.46%218,401,04010FNMA 30YR UMBS - 2.0 2051-11-01N/A0.44%222,329,455 Get the Latest News and Ratings for MBB and Related StocksEnter your email address below to receive the latest news and analysts' ratings for iShares MBS ETF and its competitors with MarketBeat's FREE daily newsletter. 11FNMA 30YR UMBS SUPER - 2.0 2051-07-01N/A0.43%219,477,55512GNMA2 30YR TBA(REG C) - 6.5 2025-10-20N/A0.41%163,868,49313GNMA2 30YR - 5.0 2054-11-20N/A0.39%162,316,62214FNMA 30YR UMBS - 3.0 2051-10-01N/A0.36%169,834,35815GNMA2 30YR - 2.0 2052-03-20N/A0.36%181,264,93416GNMA2 30YR - 2.5 2051-05-20N/A0.35%169,857,16617GNMA2 30YR - 5.5 2053-09-20N/A0.35%141,717,72218GNMA2 30YR TBA(REG C) - 5.0 2025-10-20N/A0.35%143,587,00019FHLMC 30YR UMBS SUPER - 2.0 2052-03-01N/A0.34%172,059,51820GNMA2 30YR - 2.5 2052-04-20N/A0.34%161,674,56521FNMA 30YR UMBS - 2.0 2051-03-01N/A0.32%163,738,70522FNMA 30YR UMBS SUPER - 2.0 2052-04-01N/A0.32%163,745,11323FNMA 30YR UMBS - 2.0 2051-10-01N/A0.31%157,238,14124GNMA2 30YR - 2.0 2052-01-20N/A0.31%153,470,54325UMBS 15YR TBA(REG B) - 2.0 2025-10-16N/A0.31%140,295,791 Geographic ExposureUnited States96.8%Currency ExposureUSD100.0%Sector ExposureFinancials87.3%Industry ExposureThrifts & Mortgage Finance87.2%Diversified Financial Services0.1%SubIndustry ExposureThrifts & Mortgage Finance87.3%Coupon Exposure2-457.8%4-631.6%6-812.5%Maturity Exposure20-3079.2%10-157.6%0-14.2%30+4.1%15-202.3%5-101.1%3-50.1% Related Companies and Tools Related Companies Vanguard Mortgage-Backed Securities ETF Holdings First Trust Low Duration Opportunities ETF Holdings iShares GNMA Bond ETF Holdings This page (NASDAQ:MBB) was last updated on 10/9/2025 by MarketBeat.com Staff From Our PartnersBuilding The Infrastructure for the Coming Financial ResetWhile China pushes nearly $1 trillion through its new digital currency, one emerging company is quietly buildi...Intellistake | SponsoredBitcoin grabs headlines, but smart money likes this tokenBitcoin grabs headlines, but smart money likes this token My research team has identified the token positio...Crypto 101 Media | SponsoredMagnificent 7 being replaced by the “Hidden 7”?BULLISH: It's time to buy this 'hidden' AI stock An award-winning stock-rating system has turned BULLISH on...Chaikin Analytics | SponsoredYour Bank Account Is No Longer SafeWhat If Washington Declared That: YOUR Money ISN'T Actually Yours? Sounds insane, but that's exactly what ...Priority Gold | SponsoredCapital Gains Tax Strategies for SeniorsCapital gains taxes can take a bite out of your retirement income—unless you have a smart strategy. From holdi...SmartAsset | SponsoredAn $8 trillion-dollar discovery 17,000 ft underwater A strange rock pulled from the ocean floor may hold the key to a $16 trillion resource boom. Inside it: materi...Porter & Company | SponsoredINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | Sponsored2013 miner reveals his trading systemWhile everyone else is gambling on meme coins or chasing the next "100x moonshot," our members are systematica...Crypto Swap Profits | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding iShares MBS ETF Please log in to your account or sign up in order to add this asset to your watchlist. Share iShares MBS ETF With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Email Address Required Your Password: Password Required Log In or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Please enter your email address. Please enter a valid email address Choose a Password: Please enter your password. Your password must be at least 8 characters long and contain at least 1 number, 1 letter, and 1 special character. Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
