Restructuring Capital Associates LP Holds Stake in Constellium Nv (CSTM); As Alkermes Plc (ALKS) Share Price Declined, Shareholder Pioneer Investment Management Trimmed Position The FinReviewerRestructuring Capital Associates Lp increased its stake in Constellium Nv (CSTM) by 15.57% based on its latest 2018Q3 regulatory filing with the SEC. Pioneer ...