5 of Last Week's Biggest Losers

There's never a shortage of losers in the stock market.

Let's take a closer look at five of this past week's biggest sinkers.

Source: Barron's.

Informatica was Nasdaq's biggest loser, shedding nearly 28% of its value on Friday alone. The falling tech darling warned that second-quarter sales would clock in around $189 million, well short of expectations of $217 million on the top line.

Groupon fell back into the single digits after chairman -- and co-founder -- Eric Lefkofsky revealed that he planned to scale back his commitment to the daily deals leader to spend more time on his venture capital firm.

Amyris stumbled after Raymond James downgrades a biofuels competitor. The entire niche was hit hard on the analyst move.

OpenTable was bloodied rare after an analyst suggested that the online dining reservations leader may post its first sequential dip in revenue for the quarter that ended last month.

MeetMe met a week of selling. The social discovery specialist announced on Friday of the prior week that it was closing down its online gaming studio in Brazil.

Ready for a bounce
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