Francis deSouza resigned as Illumina’s chief executive after he lost support from some board members following his pursuit of a $7 billion deal that was rejected by antitrust regulators and triggered a proxy battle with Carl Icahn.

Francis deSouza resigned as Illumina’s chief executive after he lost support from some board members following his pursuit of a $7 billion deal that was rejected by antitrust regulators and triggered a proxy battle with Carl Icahn.