* The Ryan Index was the 1st Daily Bond Index created in March 1983.
The Ryan Index is the Treasury yield curve as an index for every Auction maturity.
It is the most accurate Treasury Index as data starts from Auction Date not Settlement Date.

The Ryan Indexes are the most complete history of Treasury Yield Curve Indexes
Data starts from the birth of each Treasury Auction maturity (1973)
Data starts from the birth of Treasury STRIPS (March 1985)
Cash Index data starts from December 1988 

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Custom Liability Indexes:  Ryan ALM is a leader in providing Custom Liability Indexes that best represent and measure the true objective of liability driven clients.  Ron Ryan invented the 1st Liability Index in 1991.