The former chief investment officer for Ray Dalio’s family office has taken on a similar role for one of Mexico’s richest dynasties, his third senior money-management position in the past decade.

Billionaire investor Ray Dalio's Bridgewater Associates took a new stake in Tesla (NASDAQ:TSLA), dumped its positions in Micron Technology (NASDAQ:MU) and Goldman Sachs (NYSE:GS), more than ...