Not trending: LinkedIn plunged 20 percent Friday after the online-networking service warned of weaker earnings in the months ahead, a result of the stronger dollar and the company's pending purchase of an online learning company. Shares closed at $205.21.
Travel time: Expedia turned in sales results that topped Wall Street's estimates. The online-travel company's stock jumped 8 percent Friday, to $101.69.
Healthy: Merck rose 5 percent, to $59.88 Tuesday when the company's adjusted earnings handily beat analysts' estimates. Shares closed the week at $59.86.
Trolls: Twitter's quarterly results, unexpectedly released before the market closed Tuesday, showed lower than expected revenue, sending its shares down 18 percent, to $42.27. They closed Friday at $37.84.
Pricey wings: Buffalo Wild Wings slumped 12.8 percent, to $159 on Wednesday after the company reported disappointing first-quarter results as the price of chicken wings surged. Shares closed the week at $157.36.
Bad sound: Harman International reported earnings that fell short of analysts' estimates and lowered its own forecast for revenue and earnings. The audio-products company blamed the impact of the appreciating dollar and weaker growth. Its stock fell 5.5 percent Thursday, to $132.83, finishing the week at $126.48.
No results: Yelp plunged 21 percent Thursday, to $40.45 after it reported a loss of $1.3 million in its first quarter and gave a lower-than-expected revenue outlook. Yelp said the number of visitors to its desktop site fell as more users browsed on smartphones and tablets. The stock closed at $39.76 Friday.
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