Benzinga’s Volume Movers (ISLE, AMGN, TSRA, LAYN)

Isle of Capri Casinos Inc ISLE shares gained 13.89% to $10.58 by 12:06 pm. The volume of ISLE shares traded was 313% higher than normal. While investors were expecting the company to post losses for 4Q, ISLE posted surprise profit for the quarter,. Amgen Inc AMGN shares climbed 8.69% to $55.17 by 12:06 pm. The volume of AMGN shares traded was 307% higher than normal. Yesterday night, the US Food and Drug Administration (FDA) approved AMGN’s injectable osteoporosis drug Prolia well ahead of the expected approval date of July 25. Tessera Technologies Inc TSRA shares jumped 11.20% to $18.76. The volume of TSRA shares traded was 189% higher than normal. TSRA upped its Q2 revenue forecast today to $74-$75 million in revenue on the basis of higher-than-expected income from royalties. Layne Christensen Company LAYN shares rose 11.58% to $26.49. The volume of LAYN shares traded was 152% higher than normal. LAYN’s Q1 results beat Wall Street expectations, as its revenue from the mineral exploration division soared 85%. Read more from Benzinga's Markets.