Morning Market Losers

Pier 1 Imports, Inc.(NYSE: PIR) shares tumbled 30.52% to $11.79 after the company lowered its outlook for the fiscal year. The company named Laura A. Coffey as Executive Vice President -- Interim Chief Financial Officer. Delcath Systems, Inc. (NASDAQ: DCTH) fell 24.24% to $1.00 after the company priced $2.8 million public offering of common stock and warrants. Jive Software, Inc. (NASDAQ: JIVE) tumbled 13.63% to $5.26. Jive reported a Q4 loss of $0.17 per share on revenue of $47.7 million and appointed Elisa Steele as CEO. Marketo, Inc. (NASDAQ: MKTO) shares dropped 12.92% to $30.81 after the company reported an adjusted loss of $0.18 per share for the fourth quarter and issued a downbeat outlook. Wells Fargo downgraded Marketo from Outperform to Market Perform. A10 Networks, Inc. (NYSE: ATEN) fell 10.63% to $4.37 after the company reported a Q4 loss of $0.20 per share. AOL Inc. (NYSE: AOL) shares slipped 10.54% to $40.10 after the company reported stronger-than-expected earnings for the fourth quarter, but the company's revenue missed analysts' estimates. 500.com Limited (NYSE: WBAI) shares declined 9.85% to $17.29 on downbeat Q4 earnings. ACCO Brands Corporation (NYSE: ACCO) shares dropped 7.56% to $7.46 after the company reported Q4 earnings of $0.36 per share on revenue of $459.9 million. LifeLock, Inc. (NYSE: LOCK) shares fell 5.09% to $14.55. LOCK reported Q4 adjusted earnings of $0.28 per share on revenue of $129.7 million. Achillion Pharmaceuticals, Inc. (NASDAQ: ACHN) shares dropped 2.40% to $11.20 after the company announced an underwritten public offering of 10 million shares of its common stock. Tesla Motors, Inc. (NASDAQ: TSLA) shares declined 2.64% to $210.59. Tesla is expected to report its Q4 earnings after the closing bell.