iShares Core Total USD Bond Market ETF (IUSB) Holdings $46.82 -0.05 (-0.10%) As of 03:33 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/A2.21%746,963,2962TREASURY NOTE - 4.38 2034-05-15N/A0.47%154,180,0003TREASURY NOTE - 4.5 2033-11-15N/A0.45%147,473,0004TREASURY NOTE - 4.0 2034-02-15N/A0.44%150,819,0005TREASURY NOTE - 3.88 2034-08-15N/A0.43%149,401,0006TREASURY NOTE - 4.0 2030-02-28N/A0.41%133,632,0007TREASURY NOTE - 4.25 2034-11-15N/A0.41%138,426,0008TREASURY NOTE - 4.13 2029-11-30N/A0.40%133,062,5009TREASURY NOTE - 2.75 2027-04-30N/A0.39%134,490,00010TREASURY NOTE (2OLD) - 4.63 2035-02-15N/A0.37%121,094,000 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 (2OLD) - 3.88 2027-05-31N/A0.36%119,322,00012FNMA 30YR UMBS - 2.0 2050-05-01N/A0.35%149,765,42713TREASURY NOTE - 3.88 2033-08-15N/A0.35%121,924,00014TREASURY NOTE - 0.75 2028-01-31N/A0.34%121,554,00015TREASURY NOTE - 4.0 2027-12-15N/A0.34%112,885,60016TREASURY NOTE - 4.0 2029-10-31N/A0.32%104,362,00017TREASURY NOTE - 1.25 2031-08-15N/A0.31%120,315,00018TREASURY NOTE - 1.38 2031-11-15N/A0.31%119,845,00019TREASURY NOTE - 3.38 2033-05-15N/A0.31%109,574,00020TREASURY NOTE - 3.75 2026-08-31N/A0.31%104,154,00021TREASURY NOTE - 3.88 2029-12-31N/A0.31%104,912,00022TREASURY NOTE - 4.25 2030-01-31N/A0.29%96,620,00023TREASURY NOTE - 4.5 2027-04-15N/A0.29%93,843,00024TREASURY NOTE (2OLD) - 4.0 2030-05-31N/A0.29%96,166,00025TREASURY NOTE - 3.5 2033-02-15N/A0.28%99,726,000 Geographic ExposureUnited States94.8%QQ0.1%Germany0.1%Canada0.1%United Kingdom0.1%Argentina0.1%Currency ExposureUSD100.0%Sector ExposureFinancials21.4%Government4.6%Utilities0.9%Energy0.9%Communications0.7%Industrials0.7%Health Care0.7%Consumer Discretionary0.6%Consumer Staples0.5%Technology0.5%Materials0.4%US Municipal0.2%Capital Markets0.2%Real Estate0.1%Industry ExposureThrifts & Mortgage Finance19.1%Banks0.9%Oil, Gas & Consumable Fuels0.7%Utilities0.7%Capital Markets0.4%Diversified Financial Services0.4%Diversified Telecommunication Services0.3%Insurance0.3%Biotechnology0.3%Specialty Retail0.2%Media0.2%Health Care Providers & Services0.2%Hotels, Restaurants & Leisure0.2%Software0.1%Transportation Infrastructure0.1%Real Estate Management & Development0.1%Beverages0.1%Chemicals0.1%Aerospace & Defense0.1%Communications Equipment0.1%Metals & Mining0.1%IT Services0.1%Health Care Equipment & Supplies0.1%Equity Real Estate Investment0.1%Automobiles0.1%Semiconductors & Semiconductor Equipment0.1%States & Territories0.1%Air Freight & Logistics0.1%Tobacco0.1%Food Products0.1%Consumer Products0.1%Commercial Services & Supplies0.1%Internet & Direct Marketing Retail0.1%Electrical Equipment0.1%Electric Utilities0.1%Machinery0.1%Consumer Finance0.1%Entertainment0.1%SubIndustry ExposureThrifts & Mortgage Finance19.3%Diversified Banks0.8%Investment Banking & Brokerage0.4%Electric Utilities0.4%Oil & Gas Storage & Transportation0.3%Integrated Telecommunication Services0.2%REIT0.2%Biotechnology0.2%Aerospace & Defense0.2%Cable & Satellite0.2%Multi-Utilities0.1%Communications Equipment0.1%Pharmaceuticals0.1%Systems Software0.1%Life & Health Insurance0.1%Integrated Oil & Gas0.1%Oil & Gas Exploration & Production0.1%Packaged Foods & Meats0.1%Brewers0.1%Managed Health Care0.1%Oil & Gas Refining & Marketing0.1%Tobacco0.1%States & Territories0.1%Health Care Services0.1%Wireless Telecommunication Services0.1%Hospitals0.1%Property & Casualty Insurance0.1%Railroads0.1%Multi-Sector Holdings0.1%Semiconductors0.1%Health Care Equipment0.1%Internet & Direct Marketing Retail0.1%Home Improvement Retail0.1%Utility Districts0.1%Industrial Conglomerates0.1%Consumer Finance0.1%Oil & Gas Equipment & Services0.1%Restaurants0.1%Automobile Manufacturers0.1%Air Freight & Logistics0.1%Specialty Chemicals0.1%Trading Companies & Distributors0.1%Data Processing & Outsourced Services0.1%Coupon Exposure4-645.5%2-437.6%6-88.3%0-27.0%8-101.3%10-150.3%Maturity Exposure20-3026.1%5-1024.5%3-519.4%1-314.0%10-155.8%15-204.9%30+2.8%0-11.8% Related Companies and Tools Related Companies FIXD Portfolio Companies VPLS Portfolio Companies WBND Portfolio Companies This page (NASDAQ:IUSB) was last updated on 9/12/2025 by MarketBeat.com Staff From Our PartnersMarket Panic: Trump Just Dropped a Bomb on Your Stockstock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...American Alternative | SponsoredTrump’s national nightmare is herePorter Stansberry and Jeff Brown say a new U.S. national emergency is already underway — and it could trigger ...Porter & Company | SponsoredForget NVDA. 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