ACI Worldwide (ACIW) CFO Robert Leibrock Sells 1,905 Shares

What Happened
Robert (Bob) Leibrock, Chief Financial Officer of ACI Worldwide (ACIW), disposed of 1,905 shares to the issuer on September 6, 2026. The shares were valued at $52.95 each, for a total of $100,870. This disposition was a tax-withholding surrender tied to restricted stock unit (RSU) vesting rather than an open-market sale.

Key Details

• Transaction date and price: 2026-09-06 at $52.95 per share.
• Shares surrendered/disposed: 1,905 shares; total value ~$100,870.
• Shares owned after transaction: Not specified in the filing.
• Footnote: The 1,905 shares were surrendered to pay tax on the vesting of 4,113 RSUs (one-twelfth of RSUs granted March 6, 2026).
• Transaction type/code: Disposition to issuer (tax withholding), commonly reported as "D" / related to tax withholding (F).
• Filing date: Form 4 filed 2026-09-09; filing appears timely based on the reported transaction date.

Context
This was a routine tax-withholding share surrender tied to RSU vesting, not a market sale that signals a new investment view. Such dispositions are standard when companies allow withheld shares to satisfy tax liabilities upon vesting. For retail investors, these transactions generally reflect compensation mechanics rather than insider sentiment about the company.