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Rimini Street CRO Hershkowitz resigns Sept. 8

Rimini Street announces the resignation of its Chief Revenue Officer and shifts those responsibilities to its current Chief Operating Officer.

(High)
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

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.

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  • Executive revenue leader resigns: Executive Vice President and Chief Revenue Officer Steven Hershkowitz resigned effective September 8, 2026, creating a leadership change in a key commercial role.

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Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers Governance
Key personnel changes including departures, elections, or appointments of directors and executive officers.
Item 9.01 Financial Statements and Exhibits Exhibits
Financial statements, pro forma financial information, or exhibit attachments filed with this report.
Effective resignation date September 8, 2026 Date Steven Hershkowitz’s resignation from the Chief Revenue Officer role became effective
Prior background reference date August 12, 2026 Date of the earlier company disclosure cited for additional information on Keith Costello
Trading Symbol RMNI Common Stock, par value $0.0001 per share, listed on The Nasdaq Global Market
Emerging growth company regulatory
"Emerging growth company"
An emerging growth company is a recently public or smaller public firm that qualifies for temporary, lighter regulatory and disclosure rules to reduce the cost and effort of being public. For investors, it means the company may provide less historical financial detail and face fewer reporting requirements than larger firms, so it can grow more quickly but also carries higher uncertainty—like buying a promising early-stage product with fewer user reviews.
Common Stock, par value $0.0001 per share financial
"Title of each class: Common Stock, par value $0.0001 per share"
The Nasdaq Global Market market
"Name of each exchange on which registered The Nasdaq Global Market"
The Nasdaq Global Market is a tier of the Nasdaq stock exchange where established companies list their shares after meeting higher financial, governance and reporting standards than smaller markets. For investors it acts like a quality filter — signaling greater transparency and typically better trading liquidity, which makes buying, selling and assessing the stock’s risk easier compared with shares on less-regulated venues.
Inline XBRL technical
"Cover Page Interactive Data File (embedded within the Inline XBRL document)"
Inline XBRL is a file format for financial filings that embeds machine-readable data tags directly inside the human-readable report, so the same document can be read by people and parsed by software. For investors it makes extracting, comparing and verifying financial numbers faster and more reliable—like a grocery list where each item also has a barcode—reducing manual errors and speeding up analysis.

FAQ

What leadership change did Rimini Street (RMNI) disclose on September 8, 2026?

Rimini Street disclosed that Executive Vice President and Chief Revenue Officer Steven Hershkowitz resigned his position effective September 8, 2026 to pursue another opportunity, and that his revenue responsibilities and direct reports were reassigned internally.

Who will assume Chief Revenue Officer responsibilities at Rimini Street (RMNI)?

Keith Costello, Executive Vice President and Chief Operating Officer, has assumed the Chief Revenue Officer responsibilities and direct reports following Steven Hershkowitz’s resignation, consolidating revenue oversight under his existing operational leadership role.

Why did Rimini Street’s Chief Revenue Officer resign?

Rimini Street states that Executive Vice President and Chief Revenue Officer Steven Hershkowitz resigned his position effective September 8, 2026 to pursue another opportunity. No additional reasons or details are provided in the disclosure.

What relevant experience does Keith Costello bring to his expanded role at RMNI?

Rimini Street notes that Keith Costello previously led field sales functions at DXC Technology and IBM, where he oversaw responsibility for billions of dollars of global revenue, and refers investors to an earlier company disclosure dated August 12, 2026 for more background.

Does this Rimini Street (RMNI) 8-K include any new financial results?

No. The disclosure focuses on the resignation of the Chief Revenue Officer and the reassignment of his responsibilities to the Chief Operating Officer. It does not present new financial results or earnings metrics.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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

FORM 8-K
 CURRENT REPORT
Pursuant to Section 13 or 15(d)
of the Securities Exchange Act of 1934
September 8, 2026 (September 8, 2026)
Date of Report (date of earliest event reported)

Rimini Street, Inc.
(Exact name of registrant as specified in its charter)
 
Delaware001-3739736-4880301
(State or other jurisdiction of
incorporation or organization)
(Commission File Number)
(I.R.S. Employer
Identification Number)
 
1700 S. Pavilion Center Drive, Suite 330
Las Vegas, NV 89135
(Address of principal executive offices) (Zip Code)
 
(702) 839-9671
(Registrant’s telephone number, including area code)
 

(Former name or former address, if changed since last report)
 
 
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title of each class:Trading Symbol(s)Name of each exchange on which registered:
Common Stock, par value $0.0001 per shareRMNIThe Nasdaq Global Market

 
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2) of this chapter.
Emerging growth company
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.



ITEM 5.02DEPARTURE OF DIRECTORS OR CERTAIN OFFICERS; ELECTION OF DIRECTORS; APPOINTMENT OF CERTAIN OFFICERS; COMPENSATORY ARRANGEMENTS OF CERTAIN OFFICERS.

Mr. Steven Hershkowitz, Executive Vice President and Chief Revenue Officer of Rimini Street, Inc. (the “Company”), resigned his position effective 8 September 2026 to pursue another opportunity.

Mr. Hershkowitz’s Chief Revenue Officer responsibilities and direct reports have been transferred to Mr. Keith Costello, the Company’s Executive Vice President and Chief Operating Officer.

Mr. Costello previously led field sales functions at both DXC Technology and IBM, where he oversaw responsibility for billions of dollars of global revenue.

For additional information regarding Mr. Costello’s work experience and background, please refer to the Company’s Current Report on Form 8-K dated August 12, 2026.

ITEM 9.01FINANCIAL STATEMENTS AND EXHIBITS
 
(d)    Exhibits.

Exhibit No.
Exhibit Title
104Cover Page Interactive Data File (embedded within the Inline XBRL document)



1


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 hereunto duly authorized.

 
RIMINI STREET, INC.
Dated: September 8, 2026
By:/s/ Seth A. Ravin
Name:  Seth A. Ravin
Title:  President and Chief Executive Officer

2

Filing Exhibits & Attachments

4 documents

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