iBoxx™ bond indices offer broad benchmarking and liquid tradable index solutions that track bond markets globally. Fuelled by multi-source pricing, iBoxx provides transparency to bond market performance. iBoxx rules-based methodologies are publicly disclosed and designed to be replicable.


  • Asset managers
  • |
  • Hedge funds
  • |
  • Insurance companies
  • |
  • Corporate treasurers


  • $90bnAUM in ETFs
  • 20k+bonds



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Product summary

iBoxx bond indices cover most major global currencies of the broad and liquid bond markets. We also offer global indices, including inflation-linked and emerging markets indices.

The iBoxx indices utilise multi-source pricing and a rigorous series of quality controls. The prices are published for every constituent, together with a range of other analytical information.

We are responsible for marketing, independent administration, and index production in accordance with its publicly available rules and standards. Our experience in the creation of bond indices offers customers access to index solutions that also support the development of custom indices.

    Key Benefits

    • Pricing

      Independent and multi-source pricing where inputs undergo rigorous data checks to provide the clearest view of the market.

    • Liquidity

      Monthly re-balancing of most indices and regular reviews of all market segments to ensure constituent selection represents the performance of the global bond market.

    • Flexibility

      Customisation of existing indices and ability to build new indices in collaboration with customers to meet specific investment criteria.

    • Reliability

      Rigorous and comprehensive quality controls, and 24x7 global customer support.

    • Transparency

      Index methodologies, daily index levels and index composition information, such as constituents and weights, are publicly available on our website. In addition, daily index levels are also distributed through our FTP service and via many data vendors.

    • Industry support

      Highly sourced by dealer banks, ETF issuers, buyside investment firms and third party vendors.

    iBoxx Explained

    • Bond basics: What are bond indices?

      Learn more about the global bond market and the role that indices play.

      View the paper

    • Building bond indices

      Find out more about what goes on behind the scenes in index construction. We take a closer look at the rules based approach used to create our USD Liquid Investment Grade Index.

      View the paper

    • Index construction: How we build the iBoxx USD Liquid Investment Grade index

      View infographic


    How Markit iBoxx builds a liquid ecosystem for tradable products

    Watch our video to see how our indices are thawing the illiquid fixed income marketplace by giving rise to a fixed income liquidity triangle of ETFs, CDS and TRS. These financial tools linked to our iBoxx indices allow investors to have access to a liquid, low-cost fixed income ecosystem.

    Industry Insight

    • May 23rd 2017

      Bond ETFs push industry past $4trn milestone

    • Nov 30th 2016

      High yield bonds burdened less by oil

    • Jan 24th 2017

      Tactical tools for a rising interest rate environment



    • Sep 21 2016

      BlackRock iShares Fixed Income Leaders Circle event

    • Oct 28 2015

      LSTA Annual Conference


    News & Information

    Important notifications and public information about our indices, including changes to upcoming series following index rolls, credit events on constituents and issuance of new indices



    Publicly available documentation relating to our indices, including methodologies, annexes and educational guides, as well as trading and legal documents for tradable indices