iShares Core Total USD Bond Market ETF (IUSB) Holdings $47.04 -0.08 (-0.16%) As of 12:38 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Holdings Stock AnalysisChartDividendHoldingsOptions ChainOwnershipShort InterestTrendsBuy This Stock Top 25 IUSB HoldingsRankCompanyCurrent PriceWeightShares Held1BLK Liquidity Temp Cash Inst #21N/A2.11%696,141,6752TREASURY NOTE - 4.38 2034-05-15N/A0.45%141,693,0003TREASURY NOTE - 4.25 2034-11-15N/A0.43%138,426,0004TREASURY NOTE - 3.88 2034-08-15N/A0.41%137,805,0005TREASURY NOTE - 4.0 2030-02-28N/A0.41%133,632,0006TREASURY NOTE - 4.0 2034-02-15N/A0.41%133,650,0007TREASURY NOTE (OLD) - 4.25 2035-05-15N/A0.41%132,355,0008TREASURY NOTE (2OLD) - 4.63 2035-02-15N/A0.38%121,094,0009FNMA 30YR UMBS - 2.0 2050-05-01N/A0.37%148,848,63110TREASURY NOTE - 3.88 2033-08-15N/A0.37%121,924,000 Get the Latest News and Ratings for IUSB and Related StocksEnter your email address below to receive the latest news and analysts' ratings for iShares Core Total USD Bond Market ETF and its competitors with MarketBeat's FREE daily newsletter. 11TREASURY NOTE - 4.5 2033-11-15N/A0.35%111,318,00012TREASURY NOTE (OLD) - 3.63 2030-08-31N/A0.35%116,429,00013TREASURY NOTE - 3.88 2030-04-30N/A0.34%108,516,00014TREASURY NOTE - 4.0 2030-03-31N/A0.32%104,948,00015TREASURY NOTE - 1.25 2031-08-15N/A0.30%113,249,00016TREASURY NOTE - 4.0 2030-05-31N/A0.30%96,166,00017TREASURY NOTE - 4.25 2030-01-31N/A0.30%96,620,00018TREASURY NOTE - 1.88 2032-02-15N/A0.29%105,900,00019TREASURY NOTE - 3.38 2033-05-15N/A0.29%98,602,00020TREASURY NOTE - 3.5 2033-02-15N/A0.29%99,726,00021TREASURY NOTE - 4.13 2029-11-30N/A0.29%93,983,50022TREASURY NOTE - 4.5 2027-04-15N/A0.29%93,843,00023TREASURY NOTE - 4.63 2027-06-15N/A0.29%93,143,00024TREASURY NOTE - 1.38 2031-11-15N/A0.28%107,735,00025TREASURY NOTE - 4.13 2032-11-15N/A0.28%90,450,000 Geographic ExposureUnited States94.0%QQ0.1%Germany0.1%United Kingdom0.1%Canada0.1%Argentina0.1%Currency ExposureUSD100.0%Sector ExposureFinancials20.9%Government4.7%Utilities0.9%Energy0.9%Industrials0.7%Health Care0.7%Communications0.7%Consumer Discretionary0.6%Consumer Staples0.5%Technology0.4%Materials0.4%US Municipal0.2%Capital Markets0.2%Real Estate0.1%Industry ExposureThrifts & Mortgage Finance18.9%Banks0.9%Oil, Gas & Consumable Fuels0.7%Utilities0.7%Capital Markets0.4%Diversified Telecommunication Services0.3%Insurance0.3%Biotechnology0.3%Diversified Financial Services0.2%Specialty Retail0.2%Health Care Providers & Services0.2%Media0.2%Hotels, Restaurants & Leisure0.2%Beverages0.1%Transportation Infrastructure0.1%Software0.1%Real Estate Management & Development0.1%Aerospace & Defense0.1%Chemicals0.1%Communications Equipment0.1%Metals & Mining0.1%Health Care Equipment & Supplies0.1%IT Services0.1%Equity Real Estate Investment0.1%Automobiles0.1%Semiconductors & Semiconductor Equipment0.1%States & Territories0.1%Air Freight & Logistics0.1%Tobacco0.1%Food Products0.1%Commercial Services & Supplies0.1%Consumer Products0.1%Internet & Direct Marketing Retail0.1%Machinery0.1%Electric Utilities0.1%Electrical Equipment0.1%Entertainment0.1%SubIndustry ExposureThrifts & Mortgage Finance18.9%Diversified Banks0.8%Electric Utilities0.4%Investment Banking & Brokerage0.4%Oil & Gas Storage & Transportation0.3%REIT0.2%Integrated Telecommunication Services0.2%Biotechnology0.2%Aerospace & Defense0.2%Multi-Utilities0.1%Cable & Satellite0.1%Pharmaceuticals0.1%Communications Equipment0.1%Systems Software0.1%Life & Health Insurance0.1%Integrated Oil & Gas0.1%Oil & Gas Exploration & Production0.1%Brewers0.1%Packaged Foods & Meats0.1%Managed Health Care0.1%States & Territories0.1%Oil & Gas Refining & Marketing0.1%Tobacco0.1%Property & Casualty Insurance0.1%Railroads0.1%Hospitals0.1%Health Care Services0.1%Multi-Sector Holdings0.1%Wireless Telecommunication Services0.1%Health Care Equipment0.1%Internet & Direct Marketing Retail0.1%Semiconductors0.1%Utility Districts0.1%Home Improvement Retail0.1%Industrial Conglomerates0.1%Oil & Gas Equipment & Services0.1%Consumer Finance0.1%Automobile Manufacturers0.1%Restaurants0.1%Air Freight & Logistics0.1%Coupon Exposure4-643.3%2-439.3%6-88.4%0-27.5%8-101.3%10-150.3%Maturity Exposure20-3026.8%5-1025.1%3-519.1%1-313.0%10-156.3%15-204.9%30+3.1%0-11.0% Related Companies and Tools Related Companies FIXD Portfolio Companies VPLS Portfolio Companies This page (NASDAQ:IUSB) was last updated on 10/23/2025 by MarketBeat.com Staff From Our PartnersRobinhood warningA strange chasm is coming to Wall Street... 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