Patrick Michael Grasby, Director at OPG Power Ventures, holds 10.00K shares in OPG Power Ventures (Ticker: GB:OPG), holds 2.00K shares in Drax Group plc (Ticker: GB:DRX). Most recently, Patrick Michael Grasby Bought ― shares of OPG Power Ventures on Dec 22, 2011 for an estimated value of 1.85K.