The abbreviation for the United States Treasury. UST is commonly used for references to the Treasury debt that the U.S. issues. Traders will often use the phrases 'UST yields' or 'UST curve' to refer to Treasury yields or the Treasury yield curve.


The U.S. Treasury is the department of government that is responsible for issuing debt in the form of Treasury bonds, bills and notes. Some of the government branches operating under the U.S. Treasury umbrella include the IRS, U.S. Mint, Bureau of the Public Debt, and the Alcohol and Tobacco Tax Bureau.

  1. Treasury Bond - T-Bond

    A marketable, fixed-interest U.S. government debt security with ...
  2. Off-The-Run Treasuries

    All Treasury bonds and notes issued before the most recently ...
  3. On-The-Run Treasuries

    The most recently issued U.S. Treasury bond or note of a particular ...
  4. Treasury Bill - T-Bill

    A short-term debt obligation backed by the U.S. government with ...
  5. U.S. Treasury

    Created in 1798, the United States Department of the Treasury ...
  6. Treasury Note

    A marketable U.S. government debt security with a fixed interest ...
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  1. Do mutual funds invest only in stocks?

    Mutual funds invest in stocks, but certain types also invest in government and corporate bonds. Stocks are subject to the ... Read Full Answer >>
  2. What is the relationship between the current yield and risk?

    The general relationship between current yield and risk is that they increase in correlation to one another. A higher current ... Read Full Answer >>
  3. Who or what is backing municipal bonds?

    Municipal bonds are backed by dedicated taxes or revenue sources related to specific projects, or by the full faith and credit ... Read Full Answer >>
  4. How stable are municipal bonds?

    Stability is relative in the municipal bond market. Municipal bonds tend to be safer than many other types of investments, ... Read Full Answer >>
  5. What do cities do with the funds generated from municipal bonds?

    Funds generated from the sale of municipal bonds may go to provide for unspecified, general government financial needs, or ... Read Full Answer >>
  6. What does it signify if the term structure of an interest rate's curve is positive?

    When the term structure of interest rates is positive, it is a signal to economists the short-term yields on similar bonds ... Read Full Answer >>

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