Live Stocks are getting hit again as Trump lashes out at the Fed and Powell. See the latest. OTC Markets OTCPK - Delayed Quote • USD Tekfen Holding Anonim Sirketi (TKFHY) Follow Compare 3.0300 +3.0300 (0.00%) As of April 4 at 4:00:00 PM EDT. Market Open. Sustainability data is currently not available for TKFHY.