EXC: 10-Q financial filing

exc-20260930 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended September 30, 2026 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number Name of Registrant; State or Other Jurisdiction of Incorporation; Address of Principal Executive Offices; and Telephone Number IRS Employer Identification Number 001-16169 EXELON CORPORATION 23-2990190 (a Pennsylvania corporation) 10 South Dearborn Street P.O. Box 805379 Chicago , Illinois 60680-5379 (800) 483-3220 001-01839 COMMONWEALTH EDISON COMPANY 36-0938600 (an Illinois corporation) 10 South Dearborn Street Chicago , Illinois 60603-2300 (312) 394-4321 000-16844 PECO ENERGY COMPANY 23-0970240 (a Pennsylvania corporation) 2301 Market Street P.O. Box 8699 Philadelphia , Pennsylvania 19101-8699 (215) 841-4000 001-01910 BALTIMORE GAS AND ELECTRIC COMPANY 52-0280210 (a Maryland corporation) 2 Center Plaza 110 West Fayette Street Baltimore , Maryland 21201-3708 (410) 234-5000 001-31403 PEPCO HOLDINGS LLC 52-2297449 (a Delaware limited liability company) 701 Ninth Street, N.W. Washington , District of Columbia 20068-0001 (202) 872-2000 001-01072 POTOMAC ELECTRIC POWER COMPANY 53-0127880 (a District of Columbia and Virginia corporation) 701 Ninth Street, N.W. Washington , District of Columbia 20068-0001 (202) 872-2000 001-01405 DELMARVA POWER & LIGHT COMPANY 51-0084283 (a Delaware and Virginia corporation) 500 North Wakefield Drive Newark , Delaware 19702-5440 (202) 872-2000 001-03559 ATLANTIC CITY ELECTRIC COMPANY 21-0398280 (a New Jersey corporation) 500 North Wakefield Drive Newark , Delaware 19702-5440 (202) 872-2000 Securi