Movers roundup: Chipotle, Fifth & Pacific

Among the stock activity stories for Tuesday, Oct. 2, from AP Business News:

_ Shares of Chipotle Mexican Grill Inc. plunged after well-known hedge fund manager David Einhorn reportedly said that the burrito chain is facing increasing competition from Taco Bell as well as higher costs.

_ Shares of Fifth & Pacific slid after the clothing maker cut its guidance due to weak sales of its Juicy Couture label.

_ Shares of MSCI Inc. plunged after a key index-licensing customer, Vanguard Group, said that some of its mutual funds will drop MSCI as the provider of market benchmarks that the funds track.