The Dubai stock market DFM finished a tricky week with a small profit of half a percent, closing at 1,534.35 points. Real estate construction and maintenance specialist Drake and Scull International, known as DSI, jumped three percent to reach Dhs1.03. Earlier in the day, DSI announced the successful integration of Passavant-Roediger, purchased in 2009, into DSI's business platform and a series of project wins in Europe, China and the MENA region for a combined value of Dhs 150m. Passavant-Roediger is a leading global developer of wastewater, water, sludge and waste treatment technologies, with subsidiaries across Europe, North Africa, Asia and the Middle East. Market bellwether Emaar added 1.32% to reach Dhs3.06. Dartakaful lost the most (off 9.90% at Dhs0.774). Fourteen shares gained, seven lost and eight ended even. Some 108.25m stocks valued at Dhs122.29m changed hands.