Information Services Group Inc.
III- Exchange
- Nasdaq
- Industry
- Services-Management Consulting Services
- SEC CIK
- 0001371489
No open-market purchases or sales by Information Services Group Inc. insiders were filed in the last 90 days; 137 institutions reported holding it in 13F filings for Q2 2026, worth $134.7M in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in Information Services Group Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 131
- +20 vs. Q2 2025
- Shares held
- 32.0M
- +1.31M (+4.3%) vs. Q2 2025
- Total value
- $184.1M
- +$36.7M (+24.9%) vs. Q2 2025
- New holders
- 24
- 41 more added
- Sold out
- 4
- 46 more reduced
1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting III on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 137 | $134.7M |
| Q1 2026 | 143 | $123.4M |
| Q4 2025 | 142 | $190.0M |
| Q3 2025 | 131 | $184.1M |
| Q2 2025 | 112 | $147.4M |
| Q1 2025 | 103 | $114.1M |
| Q4 2024 | 99 | $97.1M |
| Q3 2024 | 100 | $97.0M |
| Q2 2024 | 99 | $87.9M |
| Q1 2024 | 93 | $122.0M |
| Q4 2023 | 88 | $142.4M |
| Q3 2023 | 97 | $154.0M |
| Q2 2023 | 98 | $192.7M |
| Q1 2023 | 107 | $181.0M |
| Q4 2022 | 105 | $119.6M |
| Q3 2022 | 101 | $127.6M |
| Q2 2022 | 111 | $201.0M |
| Q1 2022 | 119 | $176.5M |
| Q4 2021 | 117 | $194.4M |
| Q3 2021 | 109 | $179.4M |
| Q2 2021 | 102 | $145.3M |
| Q1 2021 | 87 | $111.7M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Information Services Group Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Nisa Investment Advisors, LLC | 3,364 | $19.3K | 0.00% | 00.0% | Unchanged |
| Advisors Asset Management, Inc. | 3,349 | $19.3K | 0.00% | −78−2.3% | Reduced |
| Tower Research Capital LLC (TRC) | 2,816 | $16.2K | 0.00% | −7,231−72.0% | Reduced |
| Ameritas Investment Partners, Inc. | 2,665 | $15.3K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 2,554 | $14.7K | 0.00% | +10.0% | Added |
| Simplex Trading, LLC | 2,457 | $14.0K | 0.00% | +2,457 | New |
| St Germain D J Co Inc | 1,860 | $10.7K | 0.00% | +1,860 | New |
| Parallel Advisors, LLC | 1,726 | $9.93K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 1,591 | $9.15K | 0.00% | +950+148.2% | Added |
| Advisor Group Holdings, Inc. | 1,331 | $7.64K | 0.00% | +201+17.8% | Added |
| Amalgamated Bank | 1,234 | $7.00K | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 1,056 | $5.98K | 0.00% | +253+31.5% | Added |
| Citigroup Inc | 852 | $4.90K | 0.00% | −11,274−93.0% | Reduced |
| Federated Hermes, Inc. | 836 | $4.81K | 0.00% | +836 | New |
| Optiver Holding B.V. | 664 | $3.82K | 0.00% | +664 | New |
| Harbor Capital Advisors, Inc. | 588 | $3.00K | 0.00% | +18+3.2% | Added |
| SRS Capital Advisors, Inc. | 408 | $2.35K | 0.00% | +408 | New |
| Spire Wealth Management | 400 | $2.30K | 0.00% | +400 | New |
| Private Wealth Management Group, LLC | 334 | $1.92K | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 270 | $1.55K | 0.00% | +9+3.4% | Added |
| True Wealth Design, LLC | 232 | $1.33K | 0.00% | +11+5.0% | Added |
| Abound Wealth Management | 170 | $978 | 0.00% | +170 | New |
| Comerica Bank | 164 | $943 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 152 | $874 | 0.00% | −23−13.1% | Reduced |
| Clearstead Advisors, LLC | 128 | $736 | 0.00% | +3+2.4% | Added |
| IFP Advisors, Inc | 98 | $564 | 0.00% | +36+58.1% | Added |
| GAMMA Investing LLC | 77 | $443 | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 49 | $282 | 0.00% | −45−47.9% | Reduced |
| Advisory Services Network, LLC | 32 | $184 | 0.00% | +32 | New |
| EverSource Wealth Advisors, LLC | 29 | $167 | 0.00% | −3−9.4% | Reduced |
| Allworth Financial LP | 4 | $23 | 0.00% | 00.0% | Unchanged |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −86,930−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −68,842−100.0% | Sold out |
| Copeland Capital Management, LLC | 0 | $0 | 0.00% | −12,182−100.0% | Sold out |
| CI Private Wealth, LLC | 0 | $0 | 0.00% | −10,358−100.0% | Sold out |
| Atlas Capital Advisors LLC | – | – | – | – | Not filed |