Maine Public Employees Retirement System, Augusta, returned 10.3% for the fiscal year ended June 30, documents from the $14.3 billion pension plan show.
The plan performed above its benchmark policy portfolio return of 8.5%. Its annual return was 12.5% as of June 30, 2017.
MainePERS' three-, five-, 10- and 20-year annualized returns as of June 30 were 7.7%, 8.2%, 6.3% and 5.9%, respectively, vs. 6.9%, 7.4%, 5.8% and 5.8% for its benchmark, respectively.
The pension system's asset allocation as of June 30 was 33.3% equities, 13.2% private equity, 10.4% each to infrastructure and U.S. government bonds, 9.1% traditional fixed income, 8.9% real estate, 8.1% risk diversification, 4.2% natural resources, 1.9% alternative fixed income and the remainder in cash.