HKEx

The Stock Exchange of Hong Kong (HKEX) will introduce its new securities trading system for the Hong Kong market, the Orion Trading Platform - Securities Market (OTP-C), on Feb. 5 2018.
ICE and Blockstream launched the Cryptocurrency Data Feed, that offers real-time cryptocurrency information and will initially include data from more than 15 cryptocurrency exchange venues globally.
A daily round-up of key news items from the world's exchanges.
CME
Deutsche Boerse Group (DB1) repurchased 72,597 shares during the last week and 434,071 since Nov. 27 within the framework of its ongoing share buy-back program.

LSE CEO, Xavier Rolet, has agreed to step down with immediate effect.


CBOE is open to partner with other European clearinghouses to leverage existing infrastructures in order to gain traction in the European derivatives markets.