Constellation Energy Corp (CEG) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-04-28 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: Constellation Energy Corp (CEG) CIK: 0001868275 --- Reporting Owner --- Name: Harrington Charles L. CIK: 0001588300 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-04-28 | Code: A (Grant or award) Shares: +556 | Price: $305.71 Total Value: $169,974.76 Shares Owned After: 1,555 | Ownership: D (Direct) Footnotes: [F1] Represents restricted stock units ("RSUs") that vest in full on April 28, 2027. 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. [F2] Balance includes approximately 5 shares acquired through quarterly automatic dividend reinvestments. --- Holdings --- [Holding #1] Security: Common Stock (Deferred Stock Units) Ownership: D (Direct) Footnotes: [F3] Balance includes approximately 24 shares acquired through quarterly automatic dividend reinvestments. [Holding #2] Security: Common Stock Ownership: I (Indirect) [Holding #3] Security: Common Stock Ownership: I (Indirect) [Holding #4] Security: Deferred Compensation - Phantom Share Equivalents Ownership: D (Direct) Footnotes: [F4] 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. [F4] 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. [F4] 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. --- Footnotes (Complete Index) --- F1: Represents restricted stock units ("RSUs") that vest in full on April 28, 2027. 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. F2: Balance includes approximately 5 shares acquired through quarterly automatic dividend reinvestments. F3: Balance includes approximately 24 shares acquired through quarterly automatic dividend reinvestments. F4: 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. --- Signature --- /s/ /s/ Brian Buck, Attorney-in-Fact for Charles Harrington (2026-04-30)