Nasdaq plans to acquire financial software maker Adenza for $10.5B in cash and stock; Adenza owner Thoma Bravo gets a 14.9% stake in Nasdaq as part of the deal (Amy Thomson/Bloomberg)

Amy Thomson / Bloomberg:
Nasdaq plans to acquire financial software maker Adenza for $10.5B in cash and stock; Adenza owner Thoma Bravo gets a 14.9% stake in Nasdaq as part of the deal  —  Nasdaq Inc. has agreed to buy financial-software maker Adenza from its private equity owners in the exchange operator's biggest-ever deal.