At the Securities Lending Technology Symposium on 9th May 2019 it was announced by Guido Stroemer that the Deutsche Börse Group owned Trusted Third Party (TTP) is in the process of becoming a client of Euroclear as a collateral taker on the triparty platform. This represents an important step for enabling Euroclear clients to mobilise collateral on the HQLAᵡ platform.
http://www.securitieslendingtimes.com/securitieslendingnews/article.php?article_id=223057