Washington State Investment Board's $166.9 billion commingled trust fund of defined benefit plan assets returned a net 8.5% for the fiscal year ended June 30.
The return fell below the Olympia-based board's custom benchmark return of 12% for the period, according to a performance report on its website.
For the three, five and 10 years ended June 30, the commingled trust fund returned an annualized net 6.4% 9.9% and 8.9%, respectively, above their respective custom benchmark returns of 2.7%, 7.5% and 6.5%.
The WSIB's commingled trust fund had returned a net 5.2% for the fiscal year ended June 30, 2023.