# RESEARCH SOLUTIONS INC (RSSS)

> Institutional ownership reported to the SEC as of Q2 2026, from Form 13F filings. Source: https://holderbook.com/stocks/RSSS/

- Reporting holders: 37
- Reported value: $25.6M
- Shares held by institutions: 11,052,756 of 33,447,532 outstanding
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [NEEDHAM INVESTMENT MANAGEMENT LLC](https://holderbook.com/funds/1167212-needham-investment-management-llc/) | $7.3M | 3,155,000 | 0.2% | 17 |
| [PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC.](https://holderbook.com/funds/1238990-punch-associates-investment-management-inc/) | $5.9M | 2,552,455 | 0.3% | 20 |
| [VANGUARD CAPITAL MANAGEMENT LLC](https://holderbook.com/funds/2100119-vanguard-capital-management-llc/) | $2.7M | 1,147,020 | 0.0% | 2 |
| [Luxor Capital Group, LP](https://holderbook.com/funds/1316580-luxor-capital-group-lp/) | $1.5M | 651,959 | 0.1% | 9 |
| [BARD ASSOCIATES INC](https://holderbook.com/funds/1105907-bard-associates-inc/) | $1.4M | 608,979 | 0.3% | 21 |
| [PARTHENON LLC](https://holderbook.com/funds/1088859-parthenon-llc/) | $910.1K | 392,284 | 0.1% | 24 |
| [Dynamic Advisor Solutions LLC](https://holderbook.com/funds/1599747-dynamic-advisor-solutions-llc/) | $848.2K | 365,599 | 0.0% | 22 |
| [North Star Investment Management Corp.](https://holderbook.com/funds/1342857-north-star-investment-management-corp/) | $828.2K | 357,000 | 0.0% | 2 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://holderbook.com/funds/1214717-geode-capital-management-llc/) | $684.8K | 295,106 | 0.0% | 22 |
| [Navalign, LLC](https://holderbook.com/funds/1820593-navalign-llc/) | $455.0K | 196,126 | 0.1% | 4 |
| [VANGUARD FIDUCIARY TRUST CO](https://holderbook.com/funds/933478-vanguard-fiduciary-trust-co/) | $403.4K | 173,881 | 0.0% | 2 |
| [LPL Financial LLC](https://holderbook.com/funds/1403438-lpl-financial-llc/) | $339.4K | 146,307 | 0.0% | 8 |
| [BlackRock, Inc.](https://holderbook.com/funds/2012383-blackrock-inc/) | $332.4K | 143,288 | 0.0% | 8 |
| [STATE STREET CORP](https://holderbook.com/funds/93751-state-street-corp/) | $272.9K | 117,614 | 0.0% | 20 |
| [RENAISSANCE TECHNOLOGIES LLC](https://holderbook.com/funds/1037389-renaissance-technologies-llc/) | $245.9K | 105,990 | 0.0% | 21 |
| [4Thought Financial Group Inc.](https://holderbook.com/funds/1840261-4thought-financial-group-inc/) | $193.5K | 83,406 | 0.1% | 11 |
| [DIMENSIONAL FUND ADVISORS LP](https://holderbook.com/funds/354204-dimensional-fund-advisors-lp/) | $191.3K | 82,442 | 0.0% | 6 |
| [Integrated Quantitative Investments LLC](https://holderbook.com/funds/2046834-integrated-quantitative-investments-llc/) | $168.2K | 72,500 | 0.0% | 6 |
| [NORTHERN TRUST CORP](https://holderbook.com/funds/73124-northern-trust-corp/) | $141.6K | 61,042 | 0.0% | 24 |
| [CITADEL ADVISORS LLC](https://holderbook.com/funds/1423053-citadel-advisors-llc/) | $129.9K | 56,006 | 0.0% | 3 |
| [Rothschild Wealth LLC](https://holderbook.com/funds/1811345-rothschild-wealth-llc/) | $119.0K | 51,300 | 0.0% | 3 |
| [GOLDMAN SACHS GROUP INC](https://holderbook.com/funds/886982-goldman-sachs-group-inc/) | $102.1K | 44,008 | 0.0% | 7 |
| [Greenhaven Road Investment Management, L.P.](https://holderbook.com/funds/1741129-greenhaven-road-investment-management-l-p/) | $89.3K | 38,477 | 0.1% | 13 |
| [KING LUTHER CAPITAL MANAGEMENT CORP](https://holderbook.com/funds/310051-king-luther-capital-management-corp/) | $81.2K | 35,000 | 0.0% | 7 |
| [ACADIAN ASSET MANAGEMENT LLC](https://holderbook.com/funds/916542-acadian-asset-management-llc/) | $67.0K | 28,985 | 0.0% | 23 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 37 | $25.6M |
| Q1 2026 | 39 | $26.2M |
| Q4 2025 | 40 | $34.9M |
| Q3 2025 | 49 | $47.6M |
| Q2 2025 | 46 | $38.0M |
| Q1 2025 | 46 | $34.5M |
| Q4 2024 | 46 | $56.6M |
| Q3 2024 | 36 | $33.9M |
| Q2 2024 | 33 | $31.5M |
| Q1 2024 | 30 | $32.3M |
| Q4 2023 | 29 | $24.2M |
| Q3 2023 | 29 | $20.4M |