Robeco, a subsidiary of Rabobank in the Netherlands, is one of three new financial institutions signed up to use SecFinex, one of the first online securities finance marketplaces. Robeco brings the total number of users to 17 institutional lenders, borrowers and intermediaries.

The concept of an online marketplace for the traditionally opaque securities financing industry - which is estimated at between $1.5 trillion (€1.7 trillion) and $2 trillion worldwide - is still in its infancy.