US stocks closed higher on Monday but after the bell, travel website group Tripadvisor Inc (NASDAQ:TRIP) travelled south.
Shares plunged 8.88% after the New York bell to US$36.02 after the company posted third quarter earnings, which showed revenues were significantly below analysts' expectations.
The figure came in at US$439mln against US$451.8mln, which was the consensus figure expected.
EPS (earnings per share) was 36 US cents versus 35 US cents.
Meanwhile, another big loser, also in the travel space, was Priceline Group Inc (NASDAQ:PCLN), which saw shares plunge 9.43% after the bell to US$ 1,723.50.
The company reported disappointing fourth quarter guidance that overshadowed positive third quarter results.
Competitor Expedia's stock also dropped by over 2% in extended deals.
TrueCar Inc (NASDAQ:TRUE) also tanked after the bell. Shares lost over 28% to stand at US$ 11.70 a share.
The group posted third quarter results, which fell short of analysts' revenue estimates.
Going the other direction, Salesforce.com Inc (NYSE:CRM) saw shares add nearly 3% after hours to US$105.26.
It came after the cloud computing group announced a new strategic partnership with search behemoth Google (NASDAQ:GOOGL), whose shares also nudged 0.13% higher after the bell.
Weight Watchers International Inc (NYSE:WTW) shares plumped up almost 10% to US$51.01 after the group posted better-than-expected third quarter results.
The weight loss company also made a significant boost to its full year EPS guidance.