Arena Pharmaceuticals (ARNA) puts are active for a second day. 20.2K Oct 4 traded yesterday, with data suggesting investors were buying to open new positions. Today, the focus is in Oct 2.5 puts. One investor paid an average of 45.3 cents on 13K contracts. 15.4K now traded, compared to open interest of 12.7K. Shares are down 23 cents to $4.72 and average implied vols in ARNA options is 161 (+1). Data on company’s obesity drug expected in September.
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Frederic Ruffy is a well-known trader, writer, and strategist who has spent years educating investors and creating intelligent, insightful, unbiased market observations that are frequently cited by the Wall Street Journal and other financial publications. As senior analyst, Fred provides frequent and regular notes and daily updates for activity of interest.