Exhibit 99.1 FOR IMMEDIATE RELEASE Rimini Street Announces Fiscal Fourth Quarter and Annual 2023 Financial and Operating Results LAS VEGAS, February 28, 2024 – Rimini Street, Inc. (Nasdaq: RMNI), a global provider of end-to-end enterprise software support, products and services, the leading third-party support provider for Oracle and SAP software, and a Salesforce and AWS partner, today announced results for the 2023 fourth quarter and fiscal year ended December 31, 2023. Rimini Street Announces Fiscal Four ...

(Mark One) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☑ Annual report pursuant to section 13 or 15(d) of the Securities Exchange Act of 1934 For the Fiscal Year Ended December 31, 2023 ☐ Transition report pursuant to section 13 or 15(d) of the Securities Exchange Act of 1934 For the Transition Period from to Commission File Number 001-37397 Rimini Street, Inc. (Exact name of registrant as specified in its charter) Delaware 36-4880301 (State or other jurisdiction of inc ...

Rimini Street, Inc. (NASDAQ:RMNI) Q3 2023 Earnings Conference Call November 1, 2023 5:00 PM ET Company Participants Dean Pohl - Vice President, Investor Relations Seth Ravin - CEO and President Michael Perica - EVP & Chief Financial Officer Conference Call Participants Derrick Wood - Cowen Jeff Van Rhee - Craig-Hallum Brian Kinstlinger - Alliance AGP Operator Good day and thank you for standing by and welcome to the Rimini Street Third Quarter 2023 Earnings Call. At this time, all participants are in a list ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended September 30, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File Number: 001-37397 Rimini Street, Inc. (Exact name of registrant as specified in its charter) Delaware 36-4880301 (State or other jurisdict ...

Rimini Street, Inc. (NASDAQ:RMNI) Q2 2023 Earnings Conference Call August 2, 2023 5:00 PM ET Company Participants Dean Pohl - Vice President of Investor Relations Seth Ravin - President and Chief Executive Officer Michael Perica - Chief Financial Officer Conference Call Participants Jeffrey Van Rhee - Craig-Hallum Capital Group Derrick Wood - TD Cowen Operator Good afternoon, and thank you for standing by. Welcome to the Rimini Street Second Quarter 2023 Earnings Call. [Operator Instructions] Please be adv ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended June 30, 2023 Not Applicable ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File Number: 001-37397 Rimini Street, Inc. (Exact name of registrant as specified in its charter) Delaware 36-4880301 (State or other ...

Rimini Street, Inc. (NASDAQ:RMNI) Q1 2023 Earnings Conference Call May 3, 2023 5:00 PM ET Company Participants Dean Pohl - Vice President of Investor Relations Seth Ravin - Chief Executive Officer Michael Perica - Chief Financial Officer Conference Call Participants Brian Kinstlinger - Alliance Global Partners Derrick Wood - Cowen Jeff Van Rhee - Craig-Hallum Operator Good day, and welcome to the Rimini Street Q1, 2023 Earnings Conference Call. At this time, all participants are in a listen-only mode. After ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended March 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Transition Period from to Commission File Number: 001-37397 Rimini Street, Inc. (Exact name of registrant as specified in its charter) Delaware 36-4880301 (State or other jurisdiction ...

Rimini Street, Inc. (NASDAQ:RMNI) Q4 2022 Earnings Conference Call March 1, 2023 5:00 PM ET Company Participants Dean Pohl - Vice President of Investor Relations Seth Ravin - Chief Executive Officer Michael Perica - Chief Financial Officer Conference Call Participants Jeffrey Van Rhee - Craig-Hallum Brian Kinstlinger - Alliance Global Partners Andrew Sherman - Cowen and Company Operator Good afternoon ladies and gentlemen, and welcome to the Rimini Street Earnings Conference Call. At this time, all particip ...

☑ Annual report pursuant to section 13 or 15(d) of the Securities Exchange Act of 1934 For the Fiscal Year Ended December 31, 2022 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☐ Transition report pursuant to section 13 or 15(d) of the Securities Exchange Act of 1934 For the Transition Period from to Commission File Number 001-37397 Rimini Street, Inc. (Exact name of registrant as specified in its charter) Delaware 36-4880301 (State or other jurisdiction of inc ...