Feb 15 (Reuters) - TMX Group Ltd X.TO :
* TMX group announces sale of Atrium
* Terms of agreement were not announced
* TMX Atrium will become part of ICE data services
* Sold wireless and extranet infrastructure services business known as TMX Atrium to Intercontinental Exchange Source text for Eikon: ID:nCNWVFlyHa Further company coverage: X.TO