SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13A-16 OR 15D-16 OF

THE SECURITIES EXCHANGE ACT OF 1934

For the month of ~~September~~October 2025 (Report No. 1)

Commission File Number: 0-27466

NICE LTD.

(Translation of Registrant’s Name into English)

13 Zarchin Street, P.O. Box 690, Ra’anana, Israel

(Address of Principal Executive Offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒ Form 40-F ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ____

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ____

CONTENTS

This Report on Form 6-K of NICE consists of the following documents, which are attached hereto and incorporated by reference herein:

99.1 NiCE ~~Named~~Customers aLead ~~Leader in~~ the ~~2025~~Way ~~Gartner®~~in ~~Magic~~CX ~~Quadrant™~~AI ~~for~~Adoption, ~~Contact~~Redefining ~~Center~~Customer asand aEmployee ~~Service For 11th Consecutive Year~~Experiences, dated ~~September~~October 106, 2025

99.2 NiCE ~~Announces~~Cognigy ~~Brand~~Launches ~~Ambassador~~AI ~~Partnership~~Ops ~~with~~Center, ~~PGA~~Ensuring ~~Tour~~AI ~~Star~~Workforce JJReliability ~~Spaun~~at ~~to Champion Power of Relentless Drive~~Scale, ~~Innovation~~dated ~~and~~October ~~Growth~~16, ~~dated September 23,~~ 2025

99.3 NiCE Appoints Jeff Comstock as President, CX Product & Technology, dated September 26, 2025

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this Report to be signed on its behalf by the undersigned, thereunto duly authorized.

NICE LTD. Name: /s/ Alon Levy Title: Vice President, General Counsel and Corporate Secretary Dated: ~~October~~November 36, 2025

EXHIBIT INDEX

This Report on Form 6-K of NICE consists of the following documents, which are attached hereto and incorporated by reference herein:

99.1 NiCE ~~Named~~Customers aLead ~~Leader in~~ the ~~2025 Gartner®~~Way ~~Magic~~in ~~Quadrant™~~CX ~~for~~AI ~~Contact~~Adoption, ~~Center~~Redefining asCustomer aand ~~Service~~Employee ~~For 11th Consecutive Year~~Experiences, dated ~~September~~October 106, 2025

99.2 NiCE ~~Announces~~Cognigy ~~Brand~~Launches ~~Ambassador~~AI Ops ~~Partnership~~Center, ~~with~~Ensuring ~~PGA~~AI ~~Tour~~Workforce ~~Star~~Reliability JJat ~~Spaun to Champion Power of Relentless Drive~~Scale, ~~Innovation and Growth,~~ dated ~~September~~October 2316, 2025

99.3 NiCE Appoints Jeff Comstock as President, CX Product & Technology, dated September 26, 2025

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