X0306 4 2023-01-30 0001868275 Constellation Energy Corp CEG 0001910426 Koehler Michael 1310 POINT STREET BALTIMORE MD 21231 true EVP & Chief Admin Officer Common Stock 2023-01-30 4 M 0 24255 A 42878 D Common Stock 2023-01-30 4 F 0 7936 82.4 D 34942 D Common Stock 2023-01-30 4 D 0 5123 82.4 D 29818 D Restricted Stock Units 2023-01-30 4 M 0 8166 0 D Common Stock 8166 8036 D Restricted Stock Units 2023-01-30 4 M 0 16088 0 D Common Stock 16088 0 D Common shares acquired from vested equity awards granted under the Issuer's Long-term Incentive Plan ("LTIP"). Restricted stock units ("RSUs") vest in 1/3 increments on the dates of the Compensation Committee's first-quarter meetings held in the first, second, and third years after the grant date. 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. The RSU award acquired approximately 134 additional shares through automatic dividend reinvestment, including approximately 67 shares that vested on January 30, 2023. RSUs cliff vested on January 30, 2023. Each RSU represents the right to receive one share of Common Stock upon vesting, and does not expire. These RSUs do not accrue quarterly dividends. /s/ Brian Buck, Attorney-in-Fact for Michael Koehler 2023-02-01