Table of Contents CNA Financial Corporation Consolidated Statements of Stockholders' Equity The accompanying Notes are an integral part of these Consolidated Financial Statements. 59 Years ended December 31 (In millions) 2018 2017 2016 Common Stock Balance, beginning of year $ 683 $ 683 $ 683 Balance, end of year 683 683 683 Additional Paid-in Capital Balance, beginning of year 2,175 2,173 2,153 Stock-based compensation 17 2 20 Balance, end of year 2,192 2,175 2,173 Retained Earnings Balance, beginning of year, as previously reported 9,414 9,359 9,313 Cumulative effect adjustments from changes in accounting guidance, net of tax (50) — — Balance, beginning of year, as adjusted 9,364 9,359 9,313 Dividends to common stockholders ($3.30, $3.10, and $3.00 per share) (900) (844) (813) Net income 813 899 859 Balance, end of year 9,277 9,414 9,359 Accumulated Other Comprehensive (Loss) Income Balance, beginning of year, as previously reported 32 (173) (315) Cumulative effect adjustments from changes in accounting guidance, net of tax (16 ) — — Balance, beginning of year, as adjusted 16 (173) (315) Other comprehensive (loss) income (894 ) 205 142 Balance, end of year (878) 32 (173) Treasury Stock Balance, beginning of year (60) (73) (78) Stock-based compensation 3 13 5 Balance, end of year (57) (60) (73) Total stockholders' equity $ 11,217 $ 12,244 $ 11,969