Graham Victor Lyon, Director at Harland & Wolff Group Holdings PLC, holds 2.07M shares in Sound Energy (Ticker: GB:SOU), holds 65.00K shares in SulNOx Group PLC (Ticker: DE:3U4), holds 15.64M shares in Harland & Wolff Group Holdings PLC (Ticker: GB:HARL). Most recently, Graham Victor Lyon Bought ― shares of Sound Energy on Jun 08, 2022 for an estimated value of 20.00K.