Santosh Vetticaden, SVP & Chief Medical Officer at CUBIST PHARMACEUTICALS INC (CBST), sold 55,000 shares at $38.60 ($2.1M) on 2011-10-26, disclosed to the SEC on 2011-10-28.
Open-market sale of $2.1M CBST by SVP & Chief Medical Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.