Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in RMNI held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | ADAMS STREET PARTNERS LLC | 23.6M | $77.3M | 0.0% | 25.684% | 29.69% |
| 2 | Conifer Management, L.L.C. | 5.9M | $19.4M | 0.0% | 6.445% | 3.70% |
| 3 | BROOKTREE CAPITAL MANAGEMENT | 4.0M | $13.0M | +3.2% | 4.315% | 10.30% |
| 4 | BlackRock, Inc. | 3.4M | $11.0M | -1.4% | 3.669% | 0.00% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 2.7M | $8.7M | β | 2.895% | 0.00% |
| 6 | IMMERSION CORP | 2.1M | $6.9M | +297.6% | 2.281% | 4.74% |
| 7 | Mink Brook Asset Management LLC | 1.9M | $6.3M | +47.7% | 2.092% | 3.51% |
| 8 | Pacific Ridge Capital Partners, LLC | 1.9M | $6.3M | +3.0% | 2.085% | 1.36% |
| 9 | Samjo Management, LLC | 1.7M | $5.4M | +36.7% | 1.800% | 2.34% |
| 10 | VANGUARD PORTFOLIO MANAGEMENT LLC | 1.5M | $5.1M | β | 1.684% | 0.00% |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 1.2M | $4.1M | +7.3% | 1.348% | 0.00% |
| 12 | STATE STREET CORP | 1.0M | $3.4M | -1.3% | 1.135% | 0.00% |
| 13 | Herald Investment Management Ltd | 1.0M | $3.3M | 0.0% | 1.090% | 0.45% |
| 14 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 519K | $1.7M | +69.7% | 0.566% | 0.00% |
| 15 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 479K | $1.6M | +35.3% | 0.522% | 0.03% |
| 16 | NORTHERN TRUST CORP | 468K | $1.5M | +3.6% | 0.510% | 0.00% |
| 17 | JACOBS LEVY EQUITY MANAGEMENT, INC | 441K | $1.4M | +47.8% | 0.481% | 0.01% |
| 18 | DIMENSIONAL FUND ADVISORS LP | 373K | $1.2M | +77.0% | 0.407% | 0.00% |
| 19 | Round Hill Asset Management | 344K | $1.1M | -1.3% | 0.375% | 0.74% |
| 20 | Gem Investment Advisors, LLC | 335K | $1.1M | β | 0.365% | 0.53% |
| 21 | MORGAN STANLEY | 333K | $1.1M | -14.9% | 0.363% | 0.00% |
| 22 | Connor, Clark & Lunn Investment Management Ltd. | 327K | $1.1M | -27.5% | 0.356% | 0.00% |
| 23 | Cerity Partners LLC | 318K | $1.0M | +0.1% | 0.347% | 0.00% |
| 24 | VANGUARD FIDUCIARY TRUST CO | 314K | $1.0M | β | 0.342% | 0.00% |
| 25 | RENAISSANCE TECHNOLOGIES LLC | 287K | $940K | -4.2% | 0.312% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in RMNI β a direct measure of their conviction.
Filings activity in RMNI during Q1 2026, grouped by how each filer changed its position.
Institutions that opened a new RMNI position in Q1 2026
Institutions that fully closed their RMNI position in Q1 2026
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 105 | 2.8% | 51.47% | 7.54 pp | $196M | 13% |
| Q4 2025 | 108 | 4.4% | 59.01% | 10.73 pp | $225M | 15% |
| Q3 2025 | 113 | 5.8% | 69.74% | +14.26 pp | $266M | +26% |
| Q2 2025 | 120 | +8.1% | 55.48% | +4.75 pp | $212M | +9.3% |
| Q1 2025 | 111 | +16% | 50.73% | +12.24 pp | $194M | +32% |
| Q4 2024 | 96 | +2.1% | 38.49% | +10.88 pp | $147M | +39% |
| Q3 2024 | 94 | 5.1% | 27.61% | 18.65 pp | $105M | 40% |
| Q2 2024 | 99 | β | 46.26% | β | $177M | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying RMNI stock.
Based on Q1 2026 13F filings, institutional ownership of Rimini Street, Inc. stands at 51.5%, held across 105 reporting institutions.
ADAMS STREET PARTNERS LLC is the largest reported institutional holder of RMNI, with approximately 23,565,433 shares worth $0.08B as of Q1 2026.
Yes β 2 widely-followed marquee investors appear among the top 25 institutional holders of RMNI, including SUSQUEHANNA INTERNATIONAL GROUP, LLP, RENAISSANCE TECHNOLOGIES LLC.
Our composite Smart Money Score for RMNI is 40 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
17 institutions opened new positions in RMNI during Q1 2026, while 20 fully exited. 20 added to existing positions and 66 trimmed.
RMNI institutional ownership fell by 7.54 percentage points quarter-over-quarter, with a net change of -3 holders.
The top 10 institutions account for 81.1% of all reported 13F value in RMNI, and the top 25 account for 94.2%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Rimini Street, Inc. (RMNI) Institutional Ownership