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, Q1 2026
Institutional positions in Information Services Group Inc. as of Mar 31, 2026. 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
- 143
- +5 vs. Q4 2025
- Shares held
- 32.1M
- +1.62M (+5.3%) vs. Q4 2025
- Total value
- $123.4M
- −$52.9M (−30.0%) vs. Q4 2025
- New holders
- 30
- 43 more added
- Sold out
- 25
- 47 more reduced
4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Information Services Group Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Equitable Trust Co | 122,397 | $470.0K | 0.02% | +9,355+8.3% | Added |
| SEI Investments Co | 126,389 | $485.3K | 0.00% | −87,092−40.8% | Reduced |
| PFG Advisors | 127,926 | $491.2K | 0.02% | +16,226+14.5% | Added |
| North Star Investment Management Corp. | 128,883 | $494.9K | 0.03% | +123,883+2,477.7% | Added |
| GDS Wealth Management | 130,000 | $499.2K | 0.03% | −14,513−10.0% | Reduced |
| Bridgeway Capital Management, LLC | 141,861 | $544.7K | 0.01% | +25,000+21.4% | Added |
| LPL Financial LLC | 142,000 | $545.3K | 0.00% | +142,000 | New |
| Bank of America Corp | 165,447 | $635.3K | 0.00% | +42,454+34.5% | Added |
| Captrust Financial Advisors | 175,398 | $673.5K | 0.00% | −12,932−6.9% | Reduced |
| Ritholtz Wealth Management | 196,720 | $755.4K | 0.01% | −342,512−63.5% | Reduced |
| Vanguard Portfolio Management LLC | 206,436 | $792.7K | 0.00% | +206,436 | New |
| Two Sigma Investments, LP | 216,995 | $833.3K | 0.00% | +78,212+56.4% | Added |
| Integrated Quantitative Investments LLC | 224,459 | $861.9K | 0.16% | +58,400+35.2% | Added |
| Qube Research & Technologies Ltd | 226,141 | $868.4K | 0.00% | +179,741+387.4% | Added |
| Vanguard Fiduciary Trust Co | 229,211 | $880.2K | 0.00% | +229,211 | New |
| Raymond James Financial Inc | 232,896 | $894.3K | 0.00% | −889−0.4% | Reduced |
| Brown Brothers Harriman & Co | 241,233 | $926.3K | 0.00% | −125,211−34.2% | Reduced |
| Prudential Financial Inc | 253,955 | $975.2K | 0.00% | +86,091+51.3% | Added |
| Northern Trust Corp | 271,665 | $1.04M | 0.00% | +7,630+2.9% | Added |
| Potomac Capital Management, Inc. | 291,800 | $1.12M | 0.98% | 00.0% | Unchanged |
| Legato Capital Management LLC | 298,357 | $1.15M | 0.10% | +56,894+23.6% | Added |
| AQR Capital Management LLC | 303,596 | $1.17M | 0.00% | +213,050+235.3% | Added |
| Themes Management Co LLC | 310,400 | $1.19M | 0.74% | +310,400 | New |
| Goldman Sachs Group Inc | 338,502 | $1.30M | 0.00% | +9,510+2.9% | Added |
| LSV Asset Management | 342,092 | $1.31M | 0.00% | −129,908−27.5% | Reduced |
| O'Shaughnessy Asset Management, LLC | 379,498 | $1.46M | 0.01% | −391,946−50.8% | Reduced |
| Essex Investment Management Co LLC | 383,400 | $1.47M | 0.23% | +6,746+1.8% | Added |
| Bank of New York Mellon Corp | 485,713 | $1.87M | 0.00% | −8,440−1.7% | Reduced |
| JB Capital Partners LP | 487,641 | $1.87M | 0.32% | 00.0% | Unchanged |
| Morgan Stanley | 690,542 | $2.65M | 0.00% | +68,268+11.0% | Added |
| State Street Corp | 762,120 | $2.93M | 0.00% | +22,670+3.1% | Added |
| Blair William & Co | 763,637 | $2.93M | 0.01% | −16,140−2.1% | Reduced |
| Crestwood Advisors Group LLC | 819,090 | $3.15M | 0.05% | 00.0% | Unchanged |
| Hillsdale Investment Management Inc. | 845,203 | $3.25M | 0.09% | +38,500+4.8% | Added |
| Geode Capital Management, LLC | 894,485 | $3.44M | 0.00% | +62,589+7.5% | Added |
| Crawford Investment Counsel Inc | 919,143 | $3.53M | 0.06% | +15,000+1.7% | Added |
| Dimensional Fund Advisors LP | 1,541,036 | $5.92M | 0.00% | +8,126+0.5% | Added |
| Vanguard Capital Management LLC | 1,792,556 | $6.88M | 0.00% | +1,792,556 | New |
| Renaissance Technologies LLC | 1,888,952 | $7.25M | 0.01% | +339,343+21.9% | Added |
| BlackRock, Inc. | 2,772,582 | $10.6M | 0.00% | −135,963−4.7% | Reduced |
| Cerity Partners LLC | 4,651,499 | $17.9M | 0.03% | +120,702+2.7% | Added |
| Private Capital Management, LLC | 4,671,408 | $17.9M | 1.83% | −106,188−2.2% | Reduced |
| Atlas Capital Advisors LLC | 2,597 | – | – | 00.0% | Unchanged |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −309,791−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −252,044−100.0% | Sold out |
| Manatuck Hill Partners, LLC | 0 | $0 | 0.00% | −126,800−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −117,588−100.0% | Sold out |
| Skandinaviska Enskilda Banken AB (publ) | 0 | $0 | 0.00% | −99,941−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −52,529−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −49,000−100.0% | Sold out |
| Bailard, Inc. | 0 | $0 | 0.00% | −45,763−100.0% | Sold out |
| We Are One Seven, LLC | 0 | $0 | 0.00% | −40,413−100.0% | Sold out |
| Cambridge Investment Research Advisors, Inc. | 0 | $0 | 0.00% | −35,980−100.0% | Sold out |
| D'Orazio & Associates, Inc. | 0 | $0 | 0.00% | −29,740−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −19,694−100.0% | Sold out |
| Baron Wealth Management LLC | 0 | $0 | 0.00% | −19,365−100.0% | Sold out |
| Franklin Resources Inc | 0 | $0 | 0.00% | −17,933−100.0% | Sold out |
| Stokes Family Office, LLC | 0 | $0 | 0.00% | −15,756−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −15,212−100.0% | Sold out |
| Intech Investment Management LLC | 0 | $0 | 0.00% | −14,635−100.0% | Sold out |
| Axq Capital, LP | 0 | $0 | 0.00% | −14,160−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −12,754−100.0% | Sold out |
| MetLife Investment Management | 0 | $0 | 0.00% | −12,260−100.0% | Sold out |
| Verdad Advisers, LP | 0 | $0 | 0.00% | −11,587−100.0% | Sold out |
| Mercer Global Advisors Inc | 0 | $0 | 0.00% | −11,091−100.0% | Sold out |
| Tripletail Wealth Management, LLC | 0 | $0 | 0.00% | −11,600−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −1,107−100.0% | Sold out |
| Optima Capital LLC | 0 | $0 | 0.00% | −107−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Perritt Capital Management Inc | – | – | – | – | Not filed |
| Motiv8 Investments LLC | – | – | – | – | Not filed |
| Comerica Bank | – | – | – | – | Not filed |