Yelp Inc, Polypore, Arcos Dorados, US Airways Top Stock Percentage Losers Mar 5th

Yelp Inc (NYSE:YELP): Nick Einhorn, a research analyst at IPO investment advisory firm Renaissance Capital, says despite Yelp’s lack of profits thus far, the company has potential. “While it is still reasonably small from a revenue standpoint, the company is still in the relatively early stages of monetization — a large percentage of its revenue comes from its 20 oldest markets, so it should be able to continue to grow strongly as it drives monetization in its other 51 markets,” as well as in new ones to come. The shares closed at $20.99, down $3.59, or 14.61%. They have traded in a 52-week range of $22.00 to $26.00.

Polypore International, Inc. (NYSE:PPO): Polypore (NYSE:PPO) March put option implied volatility is at 65, April is at 57; compared to its 26-week average of 58 according to Track Data, suggesting larger near term price movement after General Motors (NYSE:GM) temporarily halted production of its Chevy Volt electric vehicle. The shares closed at $35.91, down $3.87, or 9.73%. They have traded in a 52-week range of $36.60 to $74.21.

Arcos Dorados Holding Inc (NYSE:ARCO): Reported Q4 revenue $958.5M versus consensus $945.09M. The shares closed at $19.20, down $1.56, or 7.51%. They have traded in a 52-week range of $17.62 to $29.43.

US Airways Group, Inc. (NYSE:LCC): Mainline revenue passenger miles for the month were 4.3B, up 7.9% versus February 2011. Mainline capacity was 5.5B available seat miles, up 5.8% versus February 2011.Mainline passenger load factor was a record 78.3% for the month of February, up 1.5 points versus February 2011. The shares closed at $7.00, down $0.63, or 8.26%. They have traded in a 52-week range of $3.96 to $10.35.

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To contact the reporter on this story: Derek Hoffman at staff.writers@wallstcheatsheet.com

To contact the editor responsible for this story: Damien Hoffman at editors@wallstcheatsheet.com