Welcome to our dedicated page for Rimini Street SEC filings (Ticker: RMNI), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
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Rimini Street, Inc. (RMNI) reported initial equity holdings for executive vice president and chief delivery officer Alexander Guasch. He holds 50,000 employee stock options to buy common stock at $4.15 per share, expiring on June 5, 2036, and 50,000 Restricted Stock Units, each representing one share of common stock upon vesting.
Both the options and RSUs were granted on June 5, 2026 and will vest in three equal annual installments on June 5, 2027, June 5, 2028, and June 5, 2029, generally conditioned on Guasch continuing to serve as a “Service Provider” under the company’s 2013 Equity Incentive Plan through each vesting date.
Rimini Street, Inc. (RMNI) reports that, effective September 14, 2026, Steven Hershkowitz is being reinstated as Executive Vice President and Chief Revenue Officer, resuming the same titles, duties and responsibilities he held before his resignation on September 8, 2026. The Board’s Compensation Committee approved reinstating his prior $480,000 annual base salary and annual incentive opportunity of $320,000.16 under the company’s Cash Bonus Plan, with base salary prorated for the remainder of 2026. Chief Revenue Officer responsibilities and direct reports previously shifted to Executive Vice President and Chief Operating Officer Keith Costello have been reassigned to Hershkowitz, with no change to Costello’s employment terms.
Rimini Street, Inc. (RMNI) reports that Executive Vice President and Chief Revenue Officer Steven Hershkowitz resigned his position effective September 8, 2026 to pursue another opportunity. His Chief Revenue Officer responsibilities and direct reports have been transferred to Executive Vice President and Chief Operating Officer Keith Costello.
The company notes that Mr. Costello previously led field sales functions at DXC Technology and IBM, where he oversaw responsibility for billions of dollars of global revenue, and directs readers to a prior company disclosure dated August 12, 2026 for additional background on his experience.
Rimini Street, Inc. (RMNI) disclosed that President, CEO & Chairman Seth A. Ravin, through the SAR Trust, sold a total of 322,707 shares of Common Stock on September 2–4, 2026 in open market or private transactions at weighted average prices between about $5.02 and $5.18 per share. A separate line shows 882,900 shares of Common Stock held directly by Mr. Ravin as of September 2, 2026. No Rule 10b5-1 trading plan is reported for these transactions.
Rimini Street, Inc. (RMNI) has a notice under Rule 144 from SAR TRUST to sell up to 89,639 shares of common stock through Morgan Stanley Smith Barney LLC, with sales noted for NASDAQ as of September 4, 2026. SAR TRUST previously sold 41,366 shares for $213,527.16 on September 3, 2026 and 191,702 shares for $992,115.36 on September 2, 2026.
Rimini Street, Inc. (RMNI) has a selling securityholder, SAR TRUST, filing a notice of proposed sale of Rimini Street common stock under Rule 144. The trust plans to sell 41,366 shares of common stock through Morgan Stanley Smith Barney, with prior sales over the last three months also disclosed.
Rimini Street, Inc. (RMNI) is the issuer for a planned resale of its common stock under Rule 144 by SAR TRUST. The trust has filed to sell 191,702 shares of Rimini Street common stock, with an indicated aggregate market value of $992,115.36, through Morgan Stanley Smith Barney LLC on or after September 2, 2026 on NASDAQ.
The shares to be sold are described as founder stock originally acquired from Rimini Street on November 7, 2018 for cash. The notice is signed by Seth A. Ravin, Trustee of SAR TRUST.
Rimini Street, Inc. granted EVP & Chief Operating Officer Keith Conan Costello 150,000 Employee Stock Options with an exercise price of $4.96 per share and 150,000 Restricted Stock Units, each RSU representing one share of common stock. Both awards are subject to time-based vesting in three equal annual installments on August 17, 2027, 2028, and 2029, generally contingent on his continued service. Following these awards, Costello reports 150,000 options and 150,000 RSUs held directly and 0 shares of common stock held directly.
Rimini Street, Inc. (RMNI) executive Keith Conan Costello, EVP & Chief Operating Officer, filed an initial ownership report. The filing lists a holding entry for common stock with a footnote stating that no securities are beneficially owned, indicating no reportable equity position at this time.
Rimini Street, Inc. appointed Keith C. Costello, age 60, as Executive Vice President and Chief Operating Officer, effective August 17, 2026, making him the company’s principal operating officer. Costello brings more than 30 years of enterprise software and services experience, including senior roles at DXC Technology, IBM, Zuora, SAP SE, Siebel Systems and Oracle, and previously served at Rimini Street in 2016.
Under an August 5, 2026 offer letter, Costello will receive an annual base salary of $460,000 and a target annual cash bonus equal to 81.74% of salary, both prorated for 2026. He will receive onboarding equity awards on August 17, 2026 of 150,000 stock options and 150,000 RSUs, each vesting in three equal annual installments, with option exercise price set at fair market value on the grant date. If terminated without Cause or he resigns for Good Reason before a Change of Control, he is eligible for 12 months of base-salary continuation, target bonus and COBRA premium coverage; if such a termination occurs within 24 months after a Change of Control, his then-unvested Rimini Street equity awards will become 100% vested.