In April, the funded status of the 100 largest corporate defined benefit pension plans increased by $20 billion as measured by the Milliman 100 Pension Funding Index (PFI). The deficit fell to $140 billion from $159 billion at the end of March. As of April 30, the funded ratio rose to 91.6%, up from 90.6% at the end of March.

April’s 0.11% investment loss decreased Milliman 100 PFI asset values by $6 billion to $1.523 trillion at the end of April. The Milliman 100 PFI projected benefit obligation decreased by $26 billion during April to $1.663 trillion.

Over the last 12 months (May 2017-April 2018), the cumulative asset gain for these pensions has been 6.17% and the Milliman 100 PFI funded status deficit has improved by $107 billion.