Phaneesh Murthy, the disgraced former chief executive of iGATE Corp, may lose as much as about Rs 84 crore ($15.09 million) in severance benefits after being sacked by the US-based firm for professional misconduct. Murthy, who was sacked on Tuesday for not disclosing a relationship with a subordinate, however, is entitled to a post termination benefit of $6,000 per month till he and his spouse reach the age of 65