MGM Resorts, FedEx, Volcano, Auspex and Ruby Tuesday are big market movers

IndustriesAssociated Press

Stocks that moved substantially or traded heavily Wednesday on the New York Stock Exchange and the Nasdaq Stock Market:

NYSE

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MGM Resorts International, down 84 cents to $18.01

The casino operator and six contractors avoided a trial after reaching a settlement deal in a breach-of-contract lawsuit.

FedEx Corp., down $6.48 to $167.78

The shipping services company reported worse-than-expected second-quarter results due partially to a lower-than-expected benefit from falling fuel prices.

XL Group PLC, down $1.35 to $33.66

The insurance and reinsurance company confirmed that it is in preliminary discussions for a potential buyout of Catlin Group Ltd.

Ruby Tuesday Inc., down $1.33 to $6.79

The chain restaurant operator reported fiscal second-quarter sales at restuarants open at least a year and guest counts below its prior guidance.

Nasdaq

Volcano Corp., up $6.35 to $17.84

The medical device maker is being bought by Royal Philips for $1.2 billion, with the deal expected to close in the first quarter.

Auspex Pharmaceuticals Inc., up $25.05 to $50.14

The biotechnology company reported positive results from a late-stage study of its potential Huntington's disease treatment.

Digital River Inc., up $7.22 to $24.08

The online commerce technology company reported that it has extended a digital distribution agreement with Microsoft Corp.

Cerus Corp., up $1.08 to $5.86

The biomedical products company said the Food and Drug Administration approved its Intercept system for plasma screening.