Netgear: The computer networking equipment company said it expects to earn between 45 cents and 50 cents a share on revenue of $290 million to $295 million in the first quarter, against expectations for 59 cents a share on sales of $300 million. Shares tumbled in extended-hours trading after being briefly halted.
Mack-Cali - The real estate investment trust said it will cut its quarterly dividend to 30 cents a share from 45 cents a share, sending shares sharply lower in extended-hours trading.
Stericycle: Jefferies initiated coverage of the medical waste disposal company with a "buy" rating and a price target of $127.
Alleghany: The investment holding company apppointed John Sennott as its CFO. Sennott will succeed Roger Gorham, who will assume overall responsibility for the company's fixed income portfolio.
Sarepta Therapeutics: The FDA asked the medical research and drug development company for additional information on its experimental drug, eteplirsen, intended to treat young boys suffering from a rare degenerative disease. Shares tumbled in extended-hours trading.