May 18 (Bloomberg) -- The following companies had unusual price changes in Mexico City. Stock symbols are in parentheses, and prices are as of the close of trading.
The IPC index fell 1 percent to 36,875.33, bringing the weekly drop to 5.2 percent, the steepest decline since the period ending Sept. 23.
Constructions companies were among the worst performers in Mexico as Europe’s debt crisis rattled confidence in global growth. Moody’s Investors Service lowered debt ratings at 16 Spanish banks, while Fitch Ratings cut Greece’s credit rating on concern the country may not be able to sustain euro membership.
OHL Mexico SAB (OHLMEX* MM), the Mexican unit of Spanish construction company Obrascon Huarte Lain SA, tumbled 2.3 percent to 15.56 pesos. The shares are down 23 percent since the company confirmed on May 10 that the state of Puebla voided a concession with its unit Autovias Concesionadas OHL.
Empresas ICA SAB (ICA* MM), the country’s biggest construction company, fell 3.3 percent to 19.60 pesos.
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