Stockpickr Lists: Infinera

Editor's Note: In this feature from Stockpickr, we highlight lists of stocks that have made new highs, lows or seen other unusual activity.

Biggest % Gainers: Thursday's market selloff did not stand in the way of Infinera's(INFN Quote) initial public offering, as shares rocketed 52% on their first day of trading. The Sunnyvale, Calif.-based chipmaker soared from its offering price of $13, rising $6.70 to $19.70.

Biggest % Losers: Santa Ana's SRS Labs(SRSL Quote) sank 25% Thursday, falling $3.68 to $11.45. Though it's unclear what triggered the downslide, last week the provider of surround sound technology announced the formal award of a patent designed to cover its SRS TruSurround audio enhancement technology. ...