Previous Close Yield The yield of a bond based on the closing price 1 day ago.

Yield to Longest Average Life The yield assuming only mandatory sinks are taken. This results in a lower paydown of debt; the yield is then calculated to the final payment date.

Mark To Market Yield An adjustment in the valuation of a securities portfolio to reflect the current market values of the respective securities in the portfolio.

Yield to Next Put The yield to the date at which the bond holder can next put the bond to the issuer.

Semi-annual Yield The yield of a bond whose coupon payments are reinvested semi-annually

Yield to Shortest Average (Sinking Fund Bonds) The yield assuming that all sinks (mandatory and voluntary) are taken. This results in a faster paydown of debt; the yield is then calculated to the final payment date.

Yield to Tender Date The yield on a Municipal bond to its mandatory tender date.

Yield To Worst Convention The lowest yield to all possible redemption date scenarios.

Annual Yield The annual interest or dividend income an investment earns, expressed as a percentage of the investments total value.

Yield To Next Refund (Sinking Fund Bonds) Yield assuming all bonds are redeemed at the next refund date at the redemption price.

Yield At Issue (Municipals) The yield of the bond offered on the issue date.

Yield To Average Maturity The yield achieved by substituting a bond's average maturity for the issue's final maturity date.

Yield to Next Call The yield of a bond to the next possible call date.

Compound Yield The yield of certain Japanese bonds based on its price. Certain Japanese bonds have irregular first or last coupons, and the yield is calculated compound for these irregular periods.

True Gross Yield Yield calculated using the price including accrued interest, where coupon dates are moved from holidays and weekends to the next trading day.

Yield with Inflation Assumption Based on price, the return an investor would require on a normal bond that would make the real return equal to that of the inflation-indexed bond, assuming a constant inflation rate.

Closing Yield Most Recent Quarter The yield of a bond based on the closing price as of the most recent quarters end.

Closing Yield Most Recent Month The yield of a bond based on the closing price as of the most recent month's end.