X0508 4 2025-10-29 0001868275 Constellation Energy Corp CEG 0001909010 Barron Kathleen 1310 POINT STREET BALTIMORE MD 21231 true EVP & Chief Strategy Officer false Common Stock 2025-10-29 4 M 0 23084 A 51070 D Common Stock 2025-10-29 4 F 0 11321 401.43 D 39749 D Restricted Stock Units 2025-10-29 4 M 0 23084 0 D Common Stock 23084 0 D Common shares acquired from vested equity awards granted under the Issuer's Long-term Incentive Plan ("LTIP"). Restricted stock units ("RSUs") cliff vested on October 29, 2025. Each RSU represents the right to receive one share of Common Stock upon vesting, and does not expire. These RSUs accrue quarterly dividend equivalents in the form of additional RSUs representing common stock dividends as approved by the Issuer's board of directors, which vest on the same schedule as the underlying RSU award. The RSU award acquired approximately 718 additional shares through automatic dividend reinvestment. /s/ Brian Buck, Attorney-in-Fact for Kathleen Barron 2025-10-31