MGM Resorts International: CEO William Hornbuckle exercised 49,135 shares

What happened

• The filing says William Hornbuckle, CEO and president and a director, had a grant and exercised/converted derivatives. On Oct 5, 2026 he received a grant of 165,728 restricted stock units (RSUs) (acquired, $0). On Oct 6, 2026 he exercised or converted 49,135 derivative shares (acquired and disposed, $0). Also on Oct 6, 2026, 19,335 shares were disposed to satisfy tax withholding at $30.54 per share for $590,491.

Key details

• Transaction dates and prices: Oct 5, 2026 (grant of 165,728 RSUs at $0); Oct 6, 2026 (exercise/conversion of 49,135 shares at $0); Oct 6, 2026 (19,335 shares withheld at $30.54 for $590,491).
• Shares owned after the transaction: not reported in the provided filing excerpt.
• Footnotes: F1 and F2 state the RSUs are grants under the 2022 Omnibus Incentive Plan; each RSU represents the right to one share and vests in three equal annual installments commencing on the first anniversary of the grant.
• Transaction codes in the filing: A = grant/award, M = exercise/conversion of derivative, F = payment of exercise price or tax liability (withholding).
• Filing date: filed Oct 7, 2026 for transactions on Oct 5 and Oct 6, 2026; the filing does not indicate lateness.

Why it may matter

• Exercise detail: the filing shows an exercise/conversion of 49,135 derivative shares with 19,335 shares withheld to satisfy tax withholding (net settlement/cashless withholding).
• Award detail: the Oct 5 grant was RSUs, which are not a market sale until they vest and convert to shares.
• A filing does not show why the insider traded or why the company acted.