LONDON (Dow Jones)--Impax Environmental Markets Plc (IEM.LN), announced Friday that it has purchased 119,000 of its own ordinary shares in the market at a price of 111.31 pence per share. MAIN FACTS: -These shares will be held in Treasury. -Shares closed Friday at 112.40 pence. -By Zechariah Hemans, Dow Jones Newswires; 44-20-7842-9411; [email protected] (END) Dow Jones Newswires June 11, 2010 12:51 ET (16:51 GMT)