Canada's Ontario Teachers' Pension Plan (OTPP) returned a net 2.5% in 2018, bringing its total assets to C$191.1bn ($140.1bn) as of Dec. 31.

Toronto-based pension fund said in a press release that its return was above its custom benchmark's 0.7% return. Ontario Teachers returned 9.7% in 2017.

"In 2018 we were able to generate positive returns