Form 4: ACI Worldwide Exec Sells Shares for Tax Withholding

ACI Worldwide's Chief Financial Officer, Robert William Leibrock, reported a transaction involving the sale of 2,454 common shares to cover tax liabilities upon the vesting of restricted stock units.

Summary

• Robert William Leibrock, Chief Financial Officer of ACI WORLDWIDE, INC. (ACIW), reported a transaction on June 24, 2026.
• The transaction involved the disposal of 2,454 shares of common stock.
• These shares were surrendered to cover a tax liability arising from the vesting of restricted stock units.
• The tax liability was associated with the vesting of 6,854 restricted stock units granted on September 24, 2025.
• This disposal represents one-twelfth of the total restricted stock units granted.
• Following this transaction, Mr. Leibrock beneficially owns 205,806 shares of common stock.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral filing, as it details a routine insider transaction for tax purposes rather than a strategic decision or a reflection of company performance.

Future Outlook

No specific future outlook or guidance is provided in this filing.

Industry Context

StockSavvy.ai notes that insider transactions, particularly those related to tax withholding upon vesting of equity awards, are common occurrences for executives in the software and financial technology sectors. These transactions are typically routine and do not necessarily indicate a change in the executive's or company's outlook.

Stakeholder Impact

• Shareholders: The transaction is a standard disposal of shares by an executive to cover tax obligations, which is not expected to have a significant direct impact on the share price or overall shareholder value. It confirms the vesting of equity awards.
• Employees: The vesting of restricted stock units for management is a component of executive compensation, indicating continued incentive alignment.
• Management: The transaction reflects the standard process for managing tax liabilities associated with equity compensation.

Key Dates

Keywords

ACI WORLDWIDE, INC., ACIW, Form 4, Insider Transaction, Stock Vesting, Tax Liability, Restricted Stock Units, Beneficial Ownership, Robert William Leibrock, Chief Financial Officer