Michael Casey Maxwell, President - Western Hemisphere at Halliburton Co (NYSE:HAL), filed a Form 4 on November 2, 2026, reporting the disposition of 7,551 shares of common stock on October 30, 2026 to satisfy federal tax withholding obligations upon the lapse of stock restrictions.

Key Highlights

  • Reporting Person: Maxwell Michael Casey, President - Western Hemisphere at Halliburton Co
  • Transaction: 7,551 shares of common stock disposed of (transaction code F) on October 30, 2026
  • Price per Share: $35.9, reflecting the closing price of Halliburton common stock on the New York Stock Exchange on October 29, 2026, reported as $35.90
  • Purpose: Shares transferred to Halliburton Company for payment of federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan
  • Original Grant Date: Stock was granted on October 29, 2021, and vested on October 29, 2026
  • Beneficial Ownership Following Transaction: 86,357.982 shares held directly, including 146.199 shares purchased through the Halliburton Company Employee Stock Purchase Plan for the period ending June 30, 2026

Tax Withholding Disposition Details for Maxwell Michael Casey

According to the filing, Maxwell Michael Casey, serving as President - Western Hemisphere of Halliburton Co (NYSE:HAL), reported a single non-derivative transaction on October 30, 2026. The transaction involved the disposal of 7,551 shares of common stock at a price of $35.9 per share. The filing states that these shares were "transferred to Halliburton Company for payment for Federal tax withholding obligations on lapse of restrictions on shares issued under the Stock and Incentive Plan."

The filing further notes that the underlying stock vested on October 29, 2026, and is related to a grant originally made on October 29, 2021. The per-share price reflects the closing price of Halliburton Company's common stock on the New York Stock Exchange on October 29, 2026, which the filing cites as $35.90. The shares were withheld for tax reporting purposes on October 30, 2026, the day following vesting.

Following the reported transaction, the filing discloses that Casey beneficially owned 86,357.982 shares of common stock directly. The filing notes that this total includes 146.199 shares purchased through the Halliburton Company Employee Stock Purchase Plan for the period ending June 30, 2026. The Form 4 was signed by Sarah I. Rubenfeld, by Power of Attorney, and filed on November 2, 2026.

What Was Disclosed

The filing discloses the disposal of 7,551 shares of Halliburton common stock by Maxwell Michael Casey on October 30, 2026, solely to cover federal tax withholding obligations arising from the vesting of a 2021 stock grant, with 86,357.982 shares remaining in direct beneficial ownership.