Jack Henry & Associates (JKHY)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-08-27 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: JACK HENRY & ASSOCIATES INC (JKHY) CIK: 0000779152 --- Reporting Owner --- Name: Carsley Mimi CIK: 0001806833 Role: Officer (CFO and Treasurer) --- Derivative Transactions --- [Transaction #1] Security: Vested Performance Shares Date: 2026-08-27 | Code: A (Grant or award) Shares: +5,113 | Price: $0.00 Shares Owned After: 5,113 | Ownership: D (Direct) Footnotes: [F1] The reporting person elected to defer settlement of a portion of the underlying performance shares, which have fully vested and will become payable, in cash or common stock of the Issuer, at the Issuer's option, upon the reporting person's termination of service with the Company, or on specified future dates, pursuant to the reporting person's deferral elections under the Issuers Deferred Compensation Plan. Each vested performance share unit is the economic equivalent of one share of JKHY common stock. [F1] The reporting person elected to defer settlement of a portion of the underlying performance shares, which have fully vested and will become payable, in cash or common stock of the Issuer, at the Issuer's option, upon the reporting person's termination of service with the Company, or on specified future dates, pursuant to the reporting person's deferral elections under the Issuers Deferred Compensation Plan. Each vested performance share unit is the economic equivalent of one share of JKHY common stock. [F1] The reporting person elected to defer settlement of a portion of the underlying performance shares, which have fully vested and will become payable, in cash or common stock of the Issuer, at the Issuer's option, upon the reporting person's termination of service with the Company, or on specified future dates, pursuant to the reporting person's deferral elections under the Issuers Deferred Compensation Plan. Each vested performance share unit is the economic equivalent of one share of JKHY common stock. --- Footnotes (Complete Index) --- F1: The reporting person elected to defer settlement of a portion of the underlying performance shares, which have fully vested and will become payable, in cash or common stock of the Issuer, at the Issuer's option, upon the reporting person's termination of service with the Company, or on specified future dates, pursuant to the reporting person's deferral elections under the Issuers Deferred Compensation Plan. Each vested performance share unit is the economic equivalent of one share of JKHY common stock. --- Signature --- /s/ Andrew W. Potter by Power of Attorney For Mimi L. Carsley (2026-08-31)