July 7, 2023
Pension Surplus Risk Index (PSRX®)
Table of Contents Introduction PRSX Overview Methodology Supplemental Data Pension Surplus Risk Index (PSRX) NISA’s Pension Surplus Risk Index, or PSRX,1 is a forward-looking estimate of the funded status volatility of U.S. corporate defined benefit pension plans. The index level represents a one standard deviation change in funded status over...