Common Stock Preferred Stock Additional Paid-In Capital Accumulated  Deficit Accumulated Other Comprehensive Income (Loss) Common Stock in Treasury (in millions, except share amounts) Shares Issued Amount Shares Issued Shares Amount Total Balance at December 31, 2017 512,134,311 $ 5 1,725,000 $ 4,698 $ (2,679) $ (44) 31,269 $ (1) $ 1,979 Comprehensive income Net income —  —  —  —  537  —  —  —  537  Other comprehensive income —  —  —  —  —  8  —  —  8  Total comprehensive income —  —  —  —  —  —  —  —  545  Stock-based compensation —  —  —  21  —  —  —  —  21  Preferred stock dividend 74,998,614  1  (1,725,000) (1) —  —  —  —  —  Issuance of restricted stock 349,562  —  —  —  —  —  —  —  —  Cancellation of restricted stock (1,804,122) —  —  —  —  —  —  —  —  Performance units vested 214,866  —  —  —  —  —  —  —  —  Treasury stock —  —  —  —  —  —  39,061,268  (180) (180) Tax withholding – stock compensation (486,124) —  —  (3) —  —  —  —  (3) Balance at December 31, 2018 585,407,107 $ 6 — $ 4,715 $ (2,142) $ (36) 39,092,537 $ (181) $ 2,362 Comprehensive income Net income —  —  —  —  891  —  —  —  891  Other comprehensive income —  —  —  —  —  3  —  —  3  Total comprehensive income —  —  —  —  —  —  —  —  894  Stock-based compensation —  —  —  12  —  —  —  —  12  Issuance of restricted stock 236,978  —  —  —  —  —  —  —  —  Cancellation of restricted stock (239,571) —  —  —  —  —  —  —  —  Performance units vested 535,802  —  —  —  —  —  —  —  —  Treasury stock —  —  —  —  —  —  5,260,687  (21) (21) Tax withholding – stock compensation (384,393) —  —  (1) —  —  —  —  (1) Balance at December 31, 2019 585,555,923 $ 6 — $ 4,726 $ (1,251) $ (33) 44,353,224 $ (202) $ 3,246 Comprehensive loss Net loss —  —  —  —  (3,112) —  —  —  (3,112) Other comprehensive loss —  —  —  —  —  (5) —  —  (5) Total comprehensive loss —  —  —  —  —  —  —  —  (3,117) Stock-based compensation —  —  —  4  —  —  —  —  4  Issuance of common stock 63,250,000  —  —  152  —  —  —  —  152  Issuance of restricted stock 311,446  —  —  —  —  —  —  —  —  Cancellation of restricted stock (1,274,802) —  —  —  —  —  —  —  —  Restricted units granted 2,697,170  —  —  3  —  —  —  —  3  Montage merger exchange 69,740,848  1  —  212  —  —  —  —  213  Tax withholding – stock compensation (1,484,885) —  —  (4) —  —  —  —  (4) Balance at December 31, 2020 718,795,700 $ 7 — $ 5,093 $ (4,363) $ (38) 44,353,224 $ (202) $ 497 SOUTHWESTERN ENERGY COMPANY AND SUBSIDIARIES CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY The accompanying notes are an integral part of these consolidated financial statements. 79 Table of Contents Index to Financial Statements