 Aquis Exchange said it will take over UBS MTF, the non-displayed matching pool of UBS MTF Ltd a subsidiary of UBS Group AG NYSE:UBS, subject to regulatory approval and completion. For members of the pan-European equities trading arm of Aquis Exchange PLC AIM:AQX, the shift in ownership should not cause any disruption to the service as no immediate regulatory or technical changes are needed, the company said. 