Griebenow Jill 4

What Happened

• Jill Griebenow, EVP and Chief Financial Officer of Cboe Global Markets (CBOE), had performance stock units (PSUs) vest on 2026-02-12. A total of 6,734 shares of common stock were issued to her at $0.00 per share as a result of PSU vesting. To satisfy tax withholding and the settlement of dividend equivalents, 3,011 shares were withheld/disposed at an implied value of $270.60 per share, totaling approximately $814,776. These transactions reflect issuance and routine tax-withholding on vested awards, not an open-market purchase.

Key Details

• Transaction date: 2026-02-12; Filing date: 2026-02-17 (filed after the transaction; appears later than the usual 2-business-day Form 4 deadline).
• Awarded/issued shares: 6,734 total PSUs vested and issued at $0.00 per share.
• Shares withheld/treated as dispositions: 3,011 shares at $270.60 per share; aggregate withholding value ≈ $814,776.
• Footnotes summary:
  • PSUs awarded Feb 19, 2023 and Aug 19, 2023 vested based on performance for Jan 1, 2023–Dec 31, 2025 as determined on Feb 12, 2026 (F1, F3).
  • Shares were withheld to satisfy tax withholding upon vesting and upon settlement of dividend equivalent rights (F2, F4, F6).
  • Dividend equivalents were settled in shares (economic equivalent of shares) (F5).
• Shares owned after the transaction: not specified in the provided filing details.

Context

• These transactions are the routine vesting of performance-based equity and the issuer withholding shares to satisfy tax obligations and settle dividend equivalents. Withholding disposals are not the same as an open-market sale for cash and generally reflect standard payroll/tax procedures rather than a decision to liquidate holdings.