SEC Form 4 · Updated Daily
RMNI
— RIMINI STREET, INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Ravin Seth A. | 10%+ Owner · Director · Officer | 10,299,607 | 2026-09-02 | S |
| GPIAC, LLC | 10%+ Owner | 7,292,828 | 2021-03-11 | S |
| Shay Thomas C. | Director · Officer | 4,762,257 | 2019-02-06 | S |
| Slepko Brian | Officer | 938,696 | 2023-02-23 | M |
| Rowe David W. | Officer | 511,452 | 2026-09-20 | M |
| ACOSTA JACK L | Director | 329,721 | 2026-06-02 | M |
| Murray Robin P. | 10%+ Owner · Director | 328,721 | 2026-06-02 | M |
| CAPELLI STEVEN M | Director | 328,721 | 2026-06-02 | M |
| Snyder Jay G | Director | 281,745 | 2026-06-02 | M |
| ADAMS STREET PARTNERS LLC | 10%+ Owner | 272,994 | 2025-06-03 | M |
| Lyskawa Nancy | Officer | 239,504 | 2026-05-06 | M |
| Maddock Kevin | Officer | 221,019 | 2026-05-06 | M |
| Salaets Steven | Officer | 196,507 | 2023-08-04 | M |
| Hershkowitz Steven | Officer | 186,992 | 2026-09-14 | — |
| Perica Michael L. | Officer | 185,600 | 2026-05-06 | M |
| Grady Sebastian | Officer | 164,866 | 2023-02-23 | M |
| Brossard Gerard | Officer | 148,744 | 2022-06-03 | M |
| TAYLOR MARGARET | Director | 121,563 | 2022-05-31 | M |
| Petraglia James | Officer | 99,390 | 2018-11-29 | M |
| Bonchristiano Antonio | Director | 89,751 | 2021-01-02 | M |
| ASHBURN TOM | Director | 78,123 | 2021-01-02 | M |
| MCCALLUM KATRINKA | Director | 70,792 | 2024-06-05 | M |
| Fleiss Andrew | Director | 67,487 | 2020-06-03 | M |
| Winslow Daniel B. | Officer | 58,342 | 2021-08-04 | M |
| Hohagen Alexandre | Director | 20,000 | 2015-12-18 | — |
| d'Ornellas Silva Fernando | Director | 20,000 | 2015-05-19 | — |
| Brotchie Christopher | Director | 20,000 | 2015-05-19 | — |
| Szulc Jaime Cohen | Director | 20,000 | 2015-05-19 | — |
| SABOL THOMAS B | Officer | 12,000 | 2018-08-28 | P |
| DeShazor Anthony | Officer | 8,333 | 2020-05-07 | M |
| Murphy Julie | Officer | 8,333 | 2020-05-07 | M |
| Mbugua Stanley | Officer | 3,434 | 2021-02-25 | M |
| Polar Asset Management Partners Inc. | 10%+ Owner | 0 | 2017-10-11 | J |
| Costello Keith Conan | Officer | 0 | 2026-08-17 | — |
| Kumar Vijay | Officer | 0 | 2025-05-06 | — |
| Butler James L. | Officer | 0 | 2019-09-01 | — |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-10-08 | Guasch Alexander | Grant / award (derivative) | 25,000 | $0.00 | 25,000 |
| 2026-10-08 | Guasch Alexander | Grant / award (derivative) | 25,000 | $0.00 | 25,000 |
| 2026-10-01 | Hershkowitz Steven | Grant / award (derivative) | 32,258 | $0.00 | 32,258 |
| 2026-10-01 | Hershkowitz Steven | Grant / award (derivative) | 11,264 | $0.00 | 11,264 |
| 2026-10-01 | Hershkowitz Steven | Grant / award (derivative) | 22,989 | $0.00 | 22,989 |
| 2026-10-01 | Hershkowitz Steven | Grant / award (derivative) | 66,667 | $0.00 | 66,667 |
| 2026-10-01 | Hershkowitz Steven | Grant / award (derivative) | 100,002 | $0.00 | 100,002 |
| 2026-10-01 | Hershkowitz Steven | Grant / award (derivative) | 100,000 | $0.00 | 100,000 |
| 2026-10-01 | Hershkowitz Steven | Grant / award (derivative) | 25,116 | $0.00 | 25,116 |
| 2026-10-01 | Hershkowitz Steven | Grant / award (derivative) | 18,301 | $0.00 | 18,301 |
| 2026-10-01 | Hershkowitz Steven | Grant / award (derivative) | 66,667 | $0.00 | 66,667 |
| 2026-09-21 | Rowe David W. | Open-market sale | 4,884 | $4.36 | 506,568 |
| 2026-09-20 | Rowe David W. | Option exercise (derivative) | 13,333 | $0.00 | 13,334 |
| 2026-09-20 | Rowe David W. | Option exercise | 13,333 | $0.00 | 511,452 |
| 2026-09-14 | Hershkowitz Steven | — | — | — | 186,992 |
| 2026-09-04 | Ravin Seth A. | Open-market sale | 89,639 | $5.02 | 10,168,602 |
| 2026-09-03 | Ravin Seth A. | Open-market sale | 41,366 | $5.16 | 10,258,241 |
| 2026-09-02 | Ravin Seth A. | Open-market sale | 191,702 | $5.18 | 10,299,607 |
| 2026-08-17 | Costello Keith Conan | — | — | — | 0 |
| 2026-08-17 | Costello Keith Conan | Grant / award (derivative) | 150,000 | $0.00 | 150,000 |
| 2026-08-17 | Costello Keith Conan | Grant / award (derivative) | 150,000 | $0.00 | 150,000 |
| 2026-08-07 | Lyskawa Nancy | Grant / award (derivative) | 25,000 | $0.00 | 25,000 |
| 2026-06-03 | CAPELLI STEVEN M | Grant / award (derivative) | 44,117 | $0.00 | 44,117 |
| 2026-06-03 | ACOSTA JACK L | Grant / award (derivative) | 44,117 | $0.00 | 44,117 |
| 2026-06-03 | Snyder Jay G | Grant / award (derivative) | 44,117 | $0.00 | 44,117 |
| 2026-06-03 | Murray Robin P. | Grant / award (derivative) | 44,117 | $0.00 | 44,117 |
| 2026-06-02 | CAPELLI STEVEN M | Option exercise (derivative) | 55,727 | $0.00 | 0 |
| 2026-06-02 | CAPELLI STEVEN M | Option exercise | 55,727 | $0.00 | 328,721 |
| 2026-06-02 | ACOSTA JACK L | Option exercise (derivative) | 55,727 | $0.00 | 0 |
| 2026-06-02 | ACOSTA JACK L | Option exercise | 55,727 | $0.00 | 329,721 |
| 2026-06-02 | Snyder Jay G | Option exercise (derivative) | 55,727 | $0.00 | 0 |
| 2026-06-02 | Snyder Jay G | Option exercise | 55,727 | $0.00 | 281,745 |
| 2026-06-02 | Murray Robin P. | Option exercise (derivative) | 55,727 | $0.00 | 0 |
| 2026-06-02 | Murray Robin P. | Option exercise | 55,727 | $0.00 | 328,721 |
| 2026-05-06 | Lyskawa Nancy | Option exercise (derivative) | 4,534 | $0.00 | 4,534 |
| 2026-05-06 | Lyskawa Nancy | Option exercise (derivative) | 16,194 | $0.00 | 16,195 |
| 2026-05-06 | Lyskawa Nancy | Open-market sale | 1,315 | $3.94 | 233,509 |
| 2026-05-06 | Lyskawa Nancy | Open-market sale | 4,680 | $3.94 | 234,824 |
| 2026-05-06 | Lyskawa Nancy | Option exercise | 4,534 | $0.00 | 239,504 |
| 2026-05-06 | Lyskawa Nancy | Option exercise | 16,194 | $0.00 | 234,970 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.