Atlanta, GA 6/22/12 (StreetBeat) -- Here are some of the most active stocks in U.S. trading Friday:
Alexza Pharmaceuticals (Nasdaq:ALXA) rose 40% on Friday, rallying after the company said that it has resubmitted a new drug application for its Adasuve candidate with the Food and Drug Administration.
Harvest Natural Resources Inc. (NYSE:HNR) shares jumped 75%, Late Thursday, the energy company reached an agreement to sell some Venezuelan assets for about $725 million.
NPS Pharmaceuticals Inc. (Nasdaq:NPSP) shares added 11% after the company said it and partner Takeda Pharmaceutical have won support from a European regulatory committee recommending the companies’ treatment for short bowel syndrome.
U.S.-listed shares of Sony Corp. (NYSE:SNE) climbed 6%. The electronics and entertainment conglomerate reportedly is considering making an investment in fellow Japanese company Olympus.
Protalix Biotherapeutics (AMEX:PLX) shares shed 7% after the company said that European medical authorities have ruled against recommending taliglucerase alfa, a treatment for Gaucher disease that Pfizer Inc. (NYSE:PFE) and Protalix have partnered on.
Repligen (Nasdaq:RGEN) shares fell 9% on Friday. Earlier, the company said that the FDA has requested more data on one of its drugs used for the treatment of pancreatitis.
Ryder System Inc. (NYSE:R) shares fell 11%. On Thursday the company issued a lowered outlook for its fiscal second quarter and full-year earnings.
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