NYSE Euronext has backed competition between European clearers by choosing the regional arm of US giant the Depository Trust & Clearing Corporation for its stock lending service four months after choosing LCH.Clearnet, a rival with which the DTCC to merge, for the same purpose.

The world's largest stock exchange group, which runs US and European stock and futures markets, said today it has selected EuroCCP, the European DTCC division, to support its stock lending service SecFinex.