Allstate is owned by its shareholders, as it is a publicly traded company. The biggest shareholders are BlackRock, The Vanguard Group, and State Street Corporation which have a combined ownership stake of almost 20%, according to public records, as of Q1 2020.

Allstate became completely independent in June 1995, when Sears spun off the remaining 80% stake in the company, distributing 350.5 million shares of Allstate stock to its stockholders. In 1993, Allstate went public when Sears sold 19.8% of the company. At the time, it was the largest IPO to date.