India’s largest reinsurer jumps over 14 per cent on revised credit rating India’s largest reinsurer jumps over 14 per cent on revised credit rating At 11 am, the stock hit fresh 52-week high at Rs 301.05, a surge of 14.55 per cent from its previous closing of Rs 263.55. Prajwal Patil / Friday, November 24, 2023 / Article rating: 5.0 General Insurance Corporation of India (GIC Re), India's largest reinsurer, has received revised credit ratings from A.M. Best, a global credit rating agency.