Big names on the move amid M&A in electronic brokerage.

Major moves among the sell-side highlight this week's changes.

SEC vet joins electronic market maker.

This week's personnel moves in the securities space.

This week's roundup of personnel moves in the securities space.

Brokers spring into action with new hires.

Brokers and the buy side see people moves this week.

Buy-side trading vet joins fixed income trading platform.

Fidessa, BGC, and OpenDoor Trading also see personnel moves.

Equity trading head is reportedly moving on to hedge fund Millennium.