Mark Rollins., Chief Executive at Senior plc, holds 40.00K shares in Tyman plc (Ticker: GB:TYMN), holds 100.00K shares in Carclo plc (Ticker: GB:CAR), holds 10.00K shares in The Vitec (Ticker: GB:VID). Most recently, Mark Rollins. Bought ― shares of Tyman plc on May 18, 2018 for an estimated value of 49.58K.