Medivation Up Nearly 6% (MDVN)

Medivation, Inc. MDVN is having a great day today, trading up nearly 6% on the back of strong, heavy volume. It's traded almost 850,000 shares, which is more than three times its average daily volume. Medivation, Inc., a biopharmaceutical company, focuses on the development of small molecule drugs for the treatment of Alzheimer’s disease, Huntington disease, and castration-resistant prostate cancer.