Citadel boss Ken Griffin says that one of this year's top trades is starting to worry him

The flight to gold as a safe-haven asset is starting to worry Ken Griffin. The Citadel CEO said he believes investors viewed gold the way they once viewed the US dollar. Other things in the economy that concern him include the outlook for US debt and inflation. Gold just hit an all-time high of $4,000 an ounce, but if you ask Ken Griffin, that might not be a great sign. The metal is having its best year since the 1970s as factors like economic uncertainty, a weaker dollar, and inflation concerns dr ...