Shares of Aeropostale dropped after it reported surprisingly weak sales for October, and a BMO Capital Markets analyst downgraded the stock to “market perform’’ from “outperform.’’ Aeropostale has gained market share as consumers stayed away from higher-priced teen apparel stores. But sales in stores open at least one year rose just 3 percent, missing the 13.8 percent increase forecast by analysts.![]()
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