John Edward Nicholas, Director at Porvair, holds 9.04K shares in Diploma (Ticker: GB:DPLM), holds 7.50K shares in Porvair (Ticker: GB:PRV), holds 11.00K shares in Hunting (Ticker: GB:HTG). Most recently, John Edward Nicholas Bought ― shares of Diploma on Sep 23, 2020 for an estimated value of 34.99K.