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Carlos Slim Takes $8 Billion Hit Fernando Castillo/LatinContent/Getty Images
Carlos Slim, the world’s richest man, lost about $8 billion this week.

Carlos Slim, the world’s richest man, lost about $8 billion this week. Photographer: Fernando Castillo/LatinContent/Getty Images
.Carlos Slim, the world’s richest man, lost about $6.7 billion this week.

The Mexican billionaire’s stock portfolio, measured in U.S. dollars, has dropped about 9.5 percent since July 29 and is valued at about $64.4 billion, according to data compiled by Bloomberg. That compares with a 7.2 percent slide in the Standard & Poor’s 500 Index.

Slim, 71, has taken a hit as Mexico’s benchmark IPC index dropped 6.4 percent and the peso slid 2.3 percent against the dollar on concerns that the flagging U.S. economy will hurt demand for assets in its southern neighbor. The removal of three of Slim’s companies from the IPC index has made matters worse for the billionaire.

“He’s been particularly hurt by those companies leaving the IPC,â€