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( Mark One ) ✔ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31 , 2020 TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 1-9936 1-2313 EDISON INTERNATIONAL SOUTHERN CALIFORNIA EDISON COMPANY EDISON INTERNATIONAL 2244 Walnut Grove Avenue ( P.O. Box 976 ) Rosemead , California 91770 ( Address of principal executive offices ) Edison International : UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington , D.C. 20549 FORM 10 - K ( 626 ) 302-2222 ( Registrant's telephone number , including area code ) Exact Name of Registrant as specified in its charter Title of each class Common Stock , no par value Southern California Edison Company : None to Southern California Edison Company Large Accelerated Filer Securities registered pursuant to Section 12 ( b ) of the Act : Trading Symbol ( s ) EIX Edison International Southern California Edison Company State or Other Jurisdiction of Incorporation or Organization California California Securities registered pursuant to Section 12 ( g ) of the Act : None Indicate by check mark if the registrant is a well - known seasoned issuer , as defined in Rule 405 of the Securities Act . Edison International Yes No Southern California Edison Company Yes No Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15 ( d ) of the Exchange Act . Edison International Yes No Southern California Edison Company Yes No Indicate by check mark whether the registrant ( 1 ) has filed all reports required to be filed by Section 13 or 15 ( d ) of the Securities Exchange Act of 1934 during the preceding 12 months ( or for such shorter period that the registrant was required to file such reports ) , and ( 2 ) has been subject to such filing requirements for the past 90 days . Edison International Yes No Southern California Edison Company Yes No SOUTHERN CALIFORNIA EDISON COMPANY 2244 Walnut Grove Avenue ( P.O. Box 800 ) Rosemead , California 91770 ( Address of principal executive offices ) ( 626 ) 302-1212 ( Registrant's telephone number , including area code ) Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S - T ( § 232.405 of this chapter ) during the preceding 12 months ( or for such shorter period that the registrant was required to submit such files ) . Edison International Yes No Southern California Edison Company Yes No Accelerated Filer Indicate by check mark whether the registrant is a large accelerated filer , an accelerated filer , a non - accelerated filer , a smaller reporting company , or an emerging growth company . See the definitions of " large accelerated filer , " " accelerated filer , " " smaller reporting company , " and " emerging growth company " in Rule 12b - 12 of the Exchange Act . ( Check One ) : Edison International Large Accelerated Filer Accelerated Filer Name of each exchange on which registered NYSE LLC Non - accelerated Filer ✔ Non - accelerated Filer IRS Employer Identification Number Smaller Reporting Company Smaller Reporting Company 95-4137452 95-1240335 0 Southern California Edison Company If an emerging growth company , indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13 ( a ) of the Exchange Act . Edison International Southern California Edison Company Indicate the number of shares outstanding of each of the issuer's classes of common stock , as of the latest practicable date : Common Stock outstanding as of February 18 , 2021 : Emerging growth company Indicate by check mark whether the registrant has filed a report on and attestation to its management's assessment of the effectiveness of its internal control over financial reporting under Section 404 ( b ) of the Sarbanes - Oxley Act ( 15 U.S.C. 7262 ( b ) ) by the registered public accounting firm that prepared or issued its audit report . Emerging growth company Edison International Indicate by check mark whether the registrant is a shell company ( as defined in Rule 12b - 2 of the Exchange Act ) . Edison International Yes No Southern California Edison Company Yes No Aggregate market value of voting and non - voting common equity held by non - affiliates of the registrants as of June 30 , 2020 , the last business day of the most recently completed second fiscal quarter : Edison International Approximately $ 20.5 billion Southern California Edison Company Wholly owned by Edison International 379,283,328 shares 434,888,104 shares ( wholly owned by Edison International ) OMISSION OF CERTAIN INFORMATION Southern California Edison Company meets the conditions set forth in General Instruction I ( 1 ) ( a ) and ( b ) of Form 10 - K and is therefore filing this Form with the reduced disclosure format allowed under that General Instruction . DOCUMENTS INCORPORATED BY REFERENCE Designated portions of the Edison International Proxy Statement relating to Edison International's 2021 Annual Meeting of Shareholders are incorporated by reference into Part III of this report .