The retirement fund received three proposals in response to its fixed-income consultant RFP.
The city is seeking a firm to provide the services for its short- and long-term portfolios.
The retirement system added a second manager to its fixed-income portfolio last month.
The pension fund also trimmed an underperforming manager’s mandate by 30%.
The retirement fund also disclosed commitments totaling roughly $1.5 billion in March.
The plan tapped an active manager after voting to move to an all-active approach for the fixed-income portfolio to achieve better long-term return prospects.
The treasury has issued its RFP seeking fixed-income investment managers for its $1.6 billion liquidity and $4.4 billion reserve accounts.
The plan will also search for private debt and infrastructure managers later this year.
The plan is seeking two to four managers to evenly split an approximately $1 billion allocation.
The retirement system also made two private equity commitments last month.