SEC Form 4 · accession 0002149694-26-000006
Rimini Street, Inc. · RMNI
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Keith Conan Costello
Officer — EVP & Chief Operating Officer
Period of report
Aug 17, 2026
Accepted (ET)
Aug 17, 2026 · 4:54 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001635282
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | holding | — | — | — | 0 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Employee Stock Options (Right to Buy)F1 | $4.96 | Aug 17, 2026 | A | 150,000 | A | — | Aug 17, 2036 | Common Stock | 150,000 | 150,000 | D |
| Restricted Stock UnitsF2,F3 | — | Aug 17, 2026 | A | 150,000 | A | — | — | Common Stock | 150,000 | 150,000 | D |
Explanation of responses
- F1The Stock Options are subject to time-based vesting conditions and will vest in three (3) equal annual installments on August 17, 2027, August 17, 2028 and August 17, 2029, generally subject to the Reporting Person continuing to be a Service Provider (as such term is defined in the Issuer's 2013 Equity Incentive Plan) through the applicable vesting date.
- F2Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's Common Stock upon vesting.
- F3The Restricted Stock Units are subject to time-based vesting conditions and will vest in three (3) equal annual installments on August 17, 2027, August 17, 2028 and August 17, 2029, generally subject to the Reporting Person continuing to be a Service Provider (as such term is defined in the Issuer's 2013 Equity Incentive Plan) through the applicable vesting date.