ACE Restricted then grew through product diversification, strategic partnerships, and acquisitions, which included the acquisition of Cigna Company’s P&C enterprise, the Insurance coverage Firm of North America (INA), in 1999. Then, in 2016, ACE Restricted acquired the Chubb Company, leading to it changing into a number one world insurance coverage firm that operates underneath the Chubb model. The corporate’s inventory is a part of the S&P 500 Index, and as of 2022, Chubb turned the world’s largest publicly traded P&C insurer with a market cap of $87 billion.