The plan’s incumbent managers were first hired in 2018.
The retirement system also made several changes to its public equity and real estate portfolios last week.
The retirement system approved a real estate commitment with an existing manager relationship in July.
The county hired a firm for its more than $600 million portfolio.
The authority had been working with its incumbent investment manager since 2004.
The hire concludes an RFP process that began in November.
The foundation added fixed-income strategies with a new investment manager within its portfolio in the first quarter.
A college savings plan based in a Southern state has added two utilities strategies as underlying funds within some of its investment options.
The board recently made private equity commitments totaling $60 million.
The fund had previously received a recommendation from its investment consultant to seek a domestic small-cap value manager.