After-hours buzz: Concur, Helen of Troy, Guidewire & more

Traders work the floor of the New York Stock Exchange.
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Traders work the floor of the New York Stock Exchange.

Check out which companies are making headlines after the bell Tuesday:

Guidewire Software - The company reported better-than-expected fiscal fourth-quarter earnings, boosted by a 22 percent year-over-year sales increase. Shares rose as much as 9 percent after the bell.

Helen of Troy - The stock plunged more than 10 percent after the personal care products maker cut its full-year earnings forecast sending shares.

Concur - The stock rallied as much as 20 percent after Bloomberg reported SAP and Oracle could be interested in purchasing the travel and expense software provider.

Norwegian Cruise Line - Shares turned lower after closing 11 percent higher on Tuesday on reports that it would buy the high-end Prestige Cruises International in a deal valued at around $3 billion, when debt is included.

Old Dominion Freight Line - The stock rallied after the trucking provider increased its growth prospects for the fiscal third quarter.

Tetraphase Pharmaceuticals - The small cap drugmaker said it received positive results from the so called lead-in portion of a clinical trial for its experimental urinary tract infection treatment, eravacycline. Shares rose more than 7 percent in extended-hours trading.

Constellation Brands - The stock was little changed after the wine and spirits producer announced it had completed its acquisition of tequila maker Casa Noble.

AOL - The company launched an new venture fund, focused on women-led tech startups. Share were modestly higher after the announcement.

Wet Seal - Shares were unchanged in after-hours trading after it reported its CEO, John Goodman, had resigned. The company said his severance package included a cash payment of $819,200. Goodman will be succeeded by Edmond Thomas, effective September 8th.

—By CNBC's Karma Allen

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