Transaction Details

Footnotes

The security converts to common stock on a one-for-one basis. | Stock equivalents acquired under the Halliburton Company Directors' Deferred Compensation Plan reported on a pro-rata basis to reflect Issuer's Plan quarter. Said Plan is an ongoing securities acquisition plan. | The stock equivalent units were accrued under the Company's Directors' Deferred Compensation Plan and are settled in the Company's common stock following cessation as a director. | A portion of the stock equivalents are attributable to quarterly dividends and a portion are attributable to quarterly fees and are based on the closing price on September 24, 2025 of $24.44 and September 29, 2025 of $25.00. | Each restricted stock unit represents a right to receive one share of the Company common stock. | The restricted stock units vest in one year on the first anniversary of the award. Shares will be delivered to the reporting person either upon vesting, or if reporting person elected to defer receipt, following cessation as a director. | Includes stock equivalent units through September 30, 2025.