ACI Worldwide (ACIW) exec surrenders shares to issuer for tax liability

Rhea-AI Filing Summary

ACI Worldwide executive Ronald Craig Shultz, GM of ACI Speedpay, reported two dispositions of common stock to the issuer on March 4, 2026. He surrendered 370 and 690 shares at $42.44 per share to cover tax liabilities on vesting of restricted stock units and now directly holds 38,734 shares.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Shultz Ronald Craig

(Last) (First) (Middle)

6060 COVENTRY DRIVE

(Street)

ELKHORN NE 68022

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ACI WORLDWIDE, INC. [ ACIW ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	GM, ACI Speedpay

3. Date of Earliest Transaction (Month/Day/Year)
03/04/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/04/2026		D		370(1)	D	$42.44	39,424	D
Common Stock	03/04/2026		D		690(2)	D	$42.44	38,734	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents shares surrendered by the reporting person to pay the tax liability due upon the vesting of 783 shares, representing one twelfth of the restricted stock units granted on March 4, 2024.

2. Represents shares surrendered by the reporting person to pay the tax liability due upon the vesting of 1,552 shares, representing one twelfth of the restricted stock units granted on March 4, 2025.

	By: Dennis Byrnes, Attorney in Fact For: Ronald Craig Shultz	03/06/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did ACI Worldwide (ACIW) executive Ronald Craig Shultz report on this Form 4?

Ronald Craig Shultz reported two dispositions of ACI Worldwide common stock on March 4, 2026. He surrendered 370 and 690 shares to the issuer to cover tax liabilities related to vesting restricted stock units granted in 2024 and 2025.

How many ACI Worldwide (ACIW) shares did Ronald Craig Shultz surrender for taxes?

Ronald Craig Shultz surrendered 370 shares and 690 shares of ACI Worldwide common stock. These shares were given back to the issuer to satisfy tax liabilities arising from the vesting of 783 and 1,552 restricted stock units on March 4, 2026.

At what price were Ronald Craig Shultz’s ACI Worldwide (ACIW) shares valued in the Form 4?

Both dispositions by Ronald Craig Shultz were reported at $42.44 per share. This price was used to value the 370-share and 690-share surrenders made to ACI Worldwide to pay tax liabilities tied to restricted stock unit vesting.

Why were ACI Worldwide (ACIW) shares surrendered by Ronald Craig Shultz?

The shares were surrendered to pay tax liabilities triggered by restricted stock units vesting. Specifically, 783 units from a March 4, 2024 grant and 1,552 units from a March 4, 2025 grant vested, and shares were returned to ACI Worldwide to cover associated taxes.

How many ACI Worldwide (ACIW) shares does Ronald Craig Shultz own after these transactions?

Following the reported dispositions, Ronald Craig Shultz directly owns 38,734 shares of ACI Worldwide common stock. The Form 4 shows this total shareholding after surrendering 370 and 690 shares back to the issuer for tax obligations on vesting restricted stock units.

Do these ACI Worldwide (ACIW) Form 4 transactions represent open-market sales?

The transactions are coded as dispositions to the issuer, not open-market sales. Footnotes explain the 370 and 690 shares were surrendered solely to satisfy tax liabilities resulting from the vesting of restricted stock units granted in 2024 and 2025.