The deal further strengthens Euronext in the Nordics after acquisition of Oslo Børs VPS.
Trading venue has been recognised by regulators in Hong Kong and Dubai.
Securities did not have to be physically moved between collateral agents.
SIX now has 19 tradable ETPs with more than half having a crypto currency as underlying.
Focus areas include listings, ESG data, and sustainable bonds.
Exchange operator's aim is to standardize and simplify the creation and redemption of ETFs.
AAX offers over-the-counter, spot, and futures trading across a variety of digital assets.
Market participants need to prepare for life without Libor.
99% of LSEG shareholders approved the transaction.