Cetera to Buy Tax-Focused Avantax in $1.2B Deal September 11, 2023 | Janet Levaux | Think Advisor Cetera Financial Group is buying Avantax, formerly Blucora, in an all-cash transaction for $1.2 billion — a transaction that adds Fidelity as a custodial partner for Cetera. The news comes a month after Cetera wrapped up its purchase…