Integral Ad Science Holding Corp.
IASDelisted Dec 23, 2025- Industry
- Services-Computer Programming, Data Processing, Etc.
- SEC CIK
- 0001842718
Integral Ad Science Holding Corp. was delisted on Dec 23, 2025; its insiders filed their last Form 4 on Dec 29, 2025; 171 institutions reported holding it in 13F filings for Q3 2025, worth $1.65B in total; Soros Fund Management was the only superinvestor holding it.
13F holders, Q2 2021
Institutional positions in Integral Ad Science Holding Corp. as of Jun 30, 2021. 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
- 70
- +70 vs. Q1 2021
- Shares held
- 143.9M
- +143.9M vs. Q1 2021
- Total value
- $2.96B
- +$2.96B vs. Q1 2021
- New holders
- 70
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q1 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting IAS 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 | 1 | $10 |
| Q1 2026 | 1 | $10 |
| Q4 2025 | 2 | $3.41K |
| Q3 2025 | 171 | $1.65B |
| Q2 2025 | 170 | $1.34B |
| Q1 2025 | 187 | $1.28B |
| Q4 2024 | 165 | $1.64B |
| Q3 2024 | 172 | $1.68B |
| Q2 2024 | 156 | $1.52B |
| Q1 2024 | 166 | $1.51B |
| Q4 2023 | 173 | $2.19B |
| Q3 2023 | 164 | $1.79B |
| Q2 2023 | 168 | $2.71B |
| Q1 2023 | 116 | $2.14B |
| Q4 2022 | 107 | $1.30B |
| Q3 2022 | 104 | $1.08B |
| Q2 2022 | 93 | $1.49B |
| Q1 2022 | 92 | $2.05B |
| Q4 2021 | 80 | $3.41B |
| Q3 2021 | 70 | $2.99B |
| Q2 2021 | 70 | $2.96B |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2021
Shares, value and share of portfolio for each institution holding Integral Ad Science Holding Corp.; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Advisor Group Holdings, Inc. | 500 | $10.0K | 0.00% | +500 | New |
| Ovata Capital Management Ltd | 1,000 | $21.0K | 0.01% | +1,000 | New |
| Washington Harbour Partners LP | 10,000 | $206.0K | 0.03% | +10,000 | New |
| Centiva Capital, LP | 10,555 | $217.0K | 0.02% | +10,555 | New |
| Maven Securities LTD | 13,889 | $286.0K | 0.03% | +13,889 | New |
| Qube Research & Technologies Ltd | 14,600 | $300.0K | 0.00% | +14,600 | New |
| Hudson Bay Capital Management LP | 15,000 | $309.0K | 0.00% | +15,000 | New |
| Boothbay Fund Management, LLC | 15,000 | $309.0K | 0.01% | +15,000 | New |
| BlueCrest Capital Management Ltd | 15,000 | $309.0K | 0.01% | +15,000 | New |
| Waratah Capital Advisors Ltd. | 15,145 | $312.0K | 0.02% | +15,145 | New |
| American Financial Group Inc | 20,000 | $412.0K | 0.11% | +20,000 | New |
| Symmetry Investments LP | 20,000 | $412.0K | 0.12% | +20,000 | New |
| Legal & General Group Plc | 20,000 | $421.0K | 0.00% | +20,000 | New |
| Northern Trust Corp | 28,194 | $580.0K | 0.00% | +28,194 | New |
| Landscape Capital Management, L.L.C. | 30,319 | $624.0K | 0.08% | +30,319 | New |
| Morgan Stanley | 33,553 | $690.0K | 0.00% | +33,553 | New |
| Woodline Partners LP | 35,003 | $720.0K | 0.01% | +35,003 | New |
| Jane Street Group, LLC | 38,772 | $798.0K | 0.00% | +38,772 | New |
| Teacher Retirement System of Texas | 40,000 | $823.0K | 0.00% | +40,000 | New |
| Balyasny Asset Management LLC | 40,000 | $823.0K | 0.00% | +40,000 | New |
| Hound Partners, LLC | 40,000 | $823.0K | 0.04% | +40,000 | New |
| Voloridge Investment Management, LLC | 40,000 | $823.0K | 0.01% | +40,000 | New |
| Zimmer Partners, LP | 40,000 | $823.0K | 0.01% | +40,000 | New |
| Pentwater Capital Management LP | 43,911 | $904.0K | 0.01% | +43,911 | New |
| Laurion Capital Management LP | 50,000 | $1.03M | 0.02% | +50,000 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 50,000 | $1.03M | 0.00% | +50,000 | New |
| Goldman Sachs Group Inc | 56,300 | $1.16M | 0.00% | +56,300 | New |
| Squarepoint Ops LLC | 60,500 | $1.25M | 0.01% | +60,500 | New |
| LMR Partners LLP | 75,000 | $1.54M | 0.02% | +75,000 | New |
| Monashee Investment Management LLC | 80,000 | $1.65M | 0.20% | +80,000 | New |
| ExodusPoint Capital Management, LP | 80,300 | $1.65M | 0.03% | +80,300 | New |
| Geode Capital Management, LLC | 105,000 | $1.96M | 0.00% | +105,000 | New |
| Vanguard Group Inc | 98,594 | $2.03M | 0.00% | +98,594 | New |
| JPMorgan Chase & Co | 100,000 | $2.06M | 0.00% | +100,000 | New |
| Point72 Asset Management, L.P. | 100,000 | $2.06M | 0.01% | +100,000 | New |
| Calamos Advisors LLC | 125,537 | $2.58M | 0.01% | +125,537 | New |
| Walleye Capital LLC | 130,000 | $2.67M | 0.10% | +130,000 | New |
| Rokos Capital Management LLP | 150,000 | $2.70M | 0.14% | +150,000 | New |
| Brookfield Asset Management Inc. | 145,000 | $2.98M | 0.01% | +145,000 | New |
| Marshall Wace North America L.P. | 150,000 | $3.09M | 0.01% | +150,000 | New |
| Element Capital Management LLC | 150,000 | $3.09M | 0.49% | +150,000 | New |
| Caas Capital Management LP | 150,000 | $3.09M | 0.16% | +150,000 | New |
| Tudor Investment Corp Et Al | 198,533 | $4.09M | 0.08% | +198,533 | New |
| Norges Bank | 200,000 | $4.12M | 0.00% | +200,000 | New |
| Federated Hermes, Inc. | 220,000 | $4.53M | 0.01% | +220,000 | New |
| TCW Group Inc | 230,000 | $4.73M | 0.04% | +230,000 | New |
| Davidson Kempner Capital Management LP | 235,700 | $4.87M | 0.04% | +235,700 | New |
| Blackstone Group Inc. | 250,000 | $5.14M | 0.01% | +250,000 | New |
| BlackRock Inc. | 250,000 | $5.15M | 0.00% | +250,000 | New |
| Ghisallo Capital Management LLC | 272,000 | $5.60M | 0.21% | +272,000 | New |
| Alyeska Investment Group, L.P. | 350,000 | $7.20M | 0.08% | +350,000 | New |
| Frontier Capital Management Co LLC | 400,000 | $8.23M | 0.06% | +400,000 | New |
| Islet Management, LP | 400,000 | $8.23M | 0.43% | +400,000 | New |
| Stony Point Capital LLC | 400,000 | $8.23M | 2.15% | +400,000 | New |
| Millennium Management LLC | 412,457 | $8.49M | 0.01% | +412,457 | New |
| Ion Asset Management Ltd. | 500,000 | $10.3M | 1.27% | +500,000 | New |
| Citadel Advisors LLC | 514,037 | $10.6M | 0.01% | +514,037 | New |
| Polar Asset Management Partners Inc. | 603,903 | $12.4M | 0.15% | +603,903 | New |
| Wellington Management Group LLP | 606,305 | $12.5M | 0.00% | +606,305 | New |
| Schonfeld Strategic Advisors LLC | 650,000 | $13.4M | 0.15% | +650,000 | New |
| Driehaus Capital Management LLC | 668,260 | $13.8M | 0.18% | +668,260 | New |
| Adage Capital Partners GP, L.L.C. | 700,000 | $14.4M | 0.03% | +700,000 | New |
| Price T Rowe Associates Inc | 1,000,000 | $20.6M | 0.00% | +1,000,000 | New |
| FMR LLC | 1,104,100 | $22.7M | 0.00% | +1,104,100 | New |
| Shelter Haven Capital Management, L.P. | 1,317,301 | $27.1M | 9.69% | +1,317,301 | New |
| Indaba Capital Management, L.P. | 1,363,016 | $28.1M | 3.03% | +1,363,016 | New |
| TimesSquare Capital Management, LLC | 1,450,000 | $29.8M | 0.24% | +1,450,000 | New |
| Sapphire Ventures, L.L.C. | 10,086,035 | $207.6M | 17.98% | +10,086,035 | New |
| Atlas Venture Advisors, Inc. | 22,722,770 | $467.6M | 48.54% | +22,722,770 | New |
| Vista Equity Partners Management, LLC | 94,380,000 | $1.94B | 21.09% | +94,380,000 | New |