** Shares in Turk Telekomunikasyon TTKOM.IS rise more than 8% after the Turkish telecoms group reported better-than-expected Q3 net profit and hiked its margin guidance
** Turk Telekom posted a net profit of 10.24 billion lira, 66% above market expectations, according to brokerage Global Menkul Degerler
** The company also forecast its 2025 consolidated EBITDA margin at 41.5%, up from a previous estimate of 41%
** "We expect the increased operational profitability and better-than-expected results to have a positive impact on the stock performance," Global Menkul Degerler says
** The stock is the best performer in Turkey's main BIST 100 .XU100 index, which is down 0.06%
(Reporting by Canan Sevgili)
((canan.sevgili@thomsonreuters.com))