E. Duffy McDonald, Vice President, HR at LIPOSCIENCE INC (LPDX), sold 12,731 shares at $4.07 ($52K) on 2013-12-04, disclosed to the SEC on 2013-12-06.
Open-market sale of $52k LPDX by Vice President, HR. 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.