Gerry O'Reilly
Gerald "Gerry" O'Reilly is an Irish Olympic middle-distance runner. He represented his country in the men's 1500 meters at the 1988 Summer Olympics. His time was a 3:43.23 in the first heat. Career. Gerald has worked at Vanguard since March 1992 and is now a Principal Portfolio Manager, overseeing over $800B in assets, including the Vanguard Total Stock Market Index Fund (VTSAX) which is the third largest US mutual fund by assets under management.