Research SolutionsRSSS
13F holders, Q2 2026 (June 30)At the end of Q2 2026, 36 institutions reported holding Research Solutions Inc. (RSSS) in their 13F filings, down 3 from Q1 2026. 3 opened new positions and 6 sold out. The largest holders were Needham Investment Management LLC ($7.3M), Punch & Associates Investment Management, Inc. ($5.9M) and Vanguard Capital Management LLC ($2.7M). 2 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Research Solutions Inc.
- CUSIP
- 761025105
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 3 | $62K |
| Exits | 6 | $376K |
All 13F filers, Q1 2026 → Q2 2026: 172,939 shares bought and 829,218 shares sold, net −656,279 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 36 holders
| Needham Investment Management LLC | 0.22% | No change | 3,155,000 | $7.3M |
| Punch & Associates Investment Management, Inc. | 0.30% | No change | 2,552,455 | $5.9M |
| Vanguard Capital Management LLC | 0.00% | Add +1.2% | 1,147,020 | $2.7M |
| Luxor Capital Group, LP | 0.17% | No change | 651,959 | $1.5M |
| Bard Associates Inc. | 0.31% | Add +0.1% | 608,979 | $1.4M |
| Parthenon LLC | 0.09% | No change | 392,284 | $910K |
| Dynamic Advisor Solutions LLC | 0.02% | Add +15.1% | 365,599 | $848K |
| North Star Investment Management Corp. | 0.05% | Add +7.0% | 357,000 | $828K |
| Geode Capital Management, LLC | 0.00% | Reduce -11.9% | 295,106 | $685K |
| Navalign, LLC | 0.11% | Reduce -21.9% | 196,126 | $455K |
| Vanguard Fiduciary Trust Co. | 0.00% | Add +14.9% | 173,881 | $403K |
| LPL Financial LLC | 0.00% | No change | 146,307 | $339K |
| BlackRock, Inc. | 0.00% | Add +19.2% | 143,288 | $332K |
| Renaissance Technologies | 0.00% | Reduce -40.1% | 105,990 | $246K |
| 4Thought Financial Group Inc. | 0.09% | No change | 83,406 | $194K |
| Dimensional Fund Advisors LP | 0.00% | Add +5.8% | 82,442 | $191K |
| Integrated Quantitative Investments LLC | 0.03% | No change | 72,500 | $168K |
| Northern Trust Corp. | 0.00% | Add +7.8% | 61,042 | $142K |
| State Street Corp. | 0.00% | No change | 58,807 | $136K |
| Rothschild Wealth LLC | 0.01% | No change | 51,300 | $119K |
| Goldman Sachs Group Inc. | 0.00% | Reduce -5.6% | 44,008 | $102K |
| Greenhaven Road Investment Management, L.P. | 0.06% | No change | 38,477 | $89K |
| King Luther Capital Management Corp. | 0.00% | No change | 35,000 | $81K |
| Acadian Asset Management LLC | 0.00% | Reduce -56.0% | 28,985 | $67K |
| Citadel Advisors | 0.00% | Reduce -21.6% | 28,003 | $65K |
| NewEdge Advisors, LLC | 0.00% | New | 25,904 | $60K |
| Charles Schwab Investment Management Inc. | 0.00% | No change | 18,069 | $42K |
| Topline Capital Management, LLC | 0.01% | Reduce -97.5% | 11,430 | $27K |
| UBS Group AG | 0.00% | Add +77.0% | 6,588 | $15K |
| Vanguard Global Advisers, LLC | 0.00% | No change | 5,356 | $12K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +271.5% | 4,725 | $11K |
| Northwestern Mutual Wealth Management Co. | 0.00% | New | 500 | $1K |
| Barclays PLC | 0.00% | New | 231 | $536 |
| Allworth Financial LP | 0.00% | No change | 104 | $242 |
| Caitong International Asset Management Co., Ltd | 0.00% | Add +66.7% | 5 | $12 |
| Wells Fargo & Company | 0.00% | No change | 1 | $2 |
"% of holder's portfolio" is RSSS's weight in each manager's 13F, not the share of Research Solutions Inc. the manager owns.