PDL BioPharma Inc. 's ( PDLI ) shares gained over 2.6% after the company announced its fourth quarter financial results on Mar 3, 2014. Shares however went down nearly 2% the following day. PDL BioPharma posted fourth-quarter 2013 earnings of 39 cents per share, below the Zacks Consensus Estimate of 41 cents but ahead of the year-ago figure of 34 cents per share. The year-over-year increase in earnings was attributable to higher revenues. PDL BioPharma generated fourth-quarter 2013 revenues of $110.1 million, up 28% year over year. Revenues were above the company's guidance of $109 million announced in Dec 2013. Revenues were well above the Zacks Consensus Estimate of $104 million. PDL BioPharma's 2013 earnings of $1.66 per share were above the year-ago earnings of $1.45 per share but below the Zacks Consensus Estimate of $1.79 per share. Total revenues in 2013 were $442.9 million, up 18.3% from the prior year.