The shares fell 2.6 percent to 10,549 pesos at 3:20 p.m. in Santiago, the lowest level on a closing basis since Oct. 29. The IPSA benchmark index retreated 1.2 percent.
Cap reported a profit of $64.2 million in the third quarter, below the $85.2 million average forecast of three estimates compiled by Bloomberg. Banco Santander SA (SAN) analysts cited in an e-mailed research note to clients a 26 percent increase in mining costs from a year earlier that overshadowed a 24 percent advance in iron-ore shipments and an 11 percent gain in prices.
“Costs continue to rise in mining and steel,” Rodrigo Ordonez and Francisco Errandonea of Santander wrote. “This was the main surprise to our estimates and market consensus.”
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