X0508 4 2025-03-31 0001868275 Constellation Energy Corp CEG 0001588300 Harrington Charles L. 1310 POINT STREET BALTIMORE MD 21231 true false Deferred Compensation - Phantom Share Equivalents 2025-03-31 4 A 0 205 201.63 A Common Stock 205 4668 D Phantom share equivalents acquired in the reporting person's Constellation Energy Corporation stock fund account that is part of a multi-fund, non-qualified deferred compensation plan and will be settled in cash on a 1-for-1 basis upon termination of the reporting person's service. The balance of phantom share equivalents may fluctuate due to periodic changes in the fund composition. Balance also reflects approximately 8 share equivalents accrued on March 18, 2025 through dividend reinvestment. /s/ Brian Buck, Attorney-in-Fact for Charles Harrington 2025-04-02