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 2023
Institutional positions in Integral Ad Science Holding Corp. as of Jun 30, 2023. 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
- 168
- +52 vs. Q1 2023
- Shares held
- 150.6M
- +761.8K (+0.5%) vs. Q1 2023
- Total value
- $2.71B
- +$569.8M (+26.6%) vs. Q1 2023
- New holders
- 65
- 55 more added
- Sold out
- 13
- 36 more reduced
Compare with Q1 2023: 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 2023
Shares, value and share of portfolio for each institution holding Integral Ad Science Holding Corp.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vista Equity Partners Management, LLC | 77,660,001 | $1.40B | 31.67% | −16,720,000−17.7% | Reduced |
| Atlas Venture Advisors, Inc. | 22,722,770 | $408.6M | 69.22% | −10.0% | Reduced |
| Vanguard Group Inc | 6,359,498 | $114.3M | 0.00% | +937,887+17.3% | Added |
| BlackRock Inc. | 3,311,489 | $59.5M | 0.00% | +839,103+33.9% | Added |
| Lord, Abbett & Co. LLC | 3,147,044 | $56.6M | 0.19% | +1,584,059+101.3% | Added |
| Clearbridge Investments, LLC | 3,088,840 | $55.5M | 0.05% | +1,788,957+137.6% | Added |
| TimesSquare Capital Management, LLC | 1,880,924 | $33.8M | 0.48% | −310,025−14.2% | Reduced |
| Engle Capital Management, L.P. | 1,829,000 | $32.9M | 10.18% | +459,000+33.5% | Added |
| Morgan Stanley | 1,672,631 | $30.1M | 0.00% | +938,247+127.8% | Added |
| Sunriver Management LLC | 1,576,852 | $28.4M | 5.72% | +582,692+58.6% | Added |
| Citadel Advisors LLC | 1,547,135 | $27.8M | 0.03% | +1,289,929+501.5% | Added |
| Dimensional Fund Advisors LP | 1,475,394 | $26.5M | 0.01% | +684,839+86.6% | Added |
| Schonfeld Strategic Advisors LLC | 1,332,700 | $24.0M | 0.21% | −474,200−26.2% | Reduced |
| FMR LLC | 1,138,478 | $20.5M | 0.00% | −296,814−20.7% | Reduced |
| Geode Capital Management, LLC | 957,114 | $17.2M | 0.00% | +116,765+13.9% | Added |
| Alliancebernstein L.P. | 943,681 | $17.0M | 0.01% | +894,681+1,825.9% | Added |
| Aperture Investors, LLC | 933,289 | $16.8M | 2.07% | +933,289 | New |
| Nuveen Asset Management, LLC | 898,960 | $16.2M | 0.01% | +464,229+106.8% | Added |
| Prudential Financial Inc | 775,850 | $13.9M | 0.02% | +585,600+307.8% | Added |
| Ameriprise Financial Inc | 760,127 | $13.7M | 0.00% | −32,969−4.2% | Reduced |
| State Street Corp | 756,403 | $13.6M | 0.00% | +98,137+14.9% | Added |
| Two Sigma Advisers, LP | 747,800 | $13.4M | 0.03% | +737,400+7,090.4% | Added |
| Frontier Capital Management Co LLC | 718,690 | $12.9M | 0.12% | −7,377−1.0% | Reduced |
| Jacobs Levy Equity Management, Inc | 619,536 | $11.1M | 0.06% | +619,536 | New |
| Jefferies Financial Group Inc. | 593,520 | $10.7M | 0.23% | +593,520 | New |
| Susquehanna International Group, LLP | 542,910 | $9.76M | 0.02% | +382,174+237.8% | Added |
| Marshall Wace, LLP | 526,721 | $9.47M | 0.02% | +186,175+54.7% | Added |
| Norges Bank | 525,648 | $9.45M | 0.00% | +325,148+162.2% | Added |
| Two Sigma Investments, LP | 510,515 | $9.18M | 0.02% | +510,515 | New |
| Invesco Ltd. | 479,147 | $8.62M | 0.00% | −23,696−4.7% | Reduced |
| Walleye Capital LLC | 463,394 | $8.33M | 0.15% | +463,394 | New |
| Lisanti Capital Growth, LLC | 410,555 | $7.38M | 1.02% | +255,195+164.3% | Added |
| D. E. Shaw & Co., Inc. | 407,552 | $7.33M | 0.01% | +195,795+92.5% | Added |
| Renaissance Technologies LLC | 394,900 | $7.10M | 0.01% | +196,800+99.3% | Added |
| British Columbia Investment Management Corp | 390,000 | $7.01M | 0.07% | +390,000 | New |
| Northern Trust Corp | 384,510 | $6.91M | 0.00% | +68,156+21.5% | Added |
| Voloridge Investment Management, LLC | 355,196 | $6.39M | 0.03% | +355,196 | New |
| G2 Investment Partners Management LLC | 342,755 | $6.16M | 1.51% | +157,755+85.3% | Added |
| Charles Schwab Investment Management Inc | 333,262 | $5.99M | 0.00% | +57,666+20.9% | Added |
| JPMorgan Chase & Co | 295,968 | $5.32M | 0.00% | +243,593+465.1% | Added |
| Tudor Investment Corp Et Al | 291,502 | $5.24M | 0.09% | +163,437+127.6% | Added |
| Polar Asset Management Partners Inc. | 269,300 | $4.84M | 0.10% | +269,300 | New |
| Bank of America Corp | 249,560 | $4.49M | 0.00% | +21,107+9.2% | Added |
| EAM Global Investors LLC | 227,792 | $4.10M | 1.20% | +227,792 | New |
| Goldman Sachs Group Inc | 218,216 | $3.92M | 0.00% | −49,464−18.5% | Reduced |
| Brookfield Asset Management Inc. | 204,950 | $3.69M | 0.01% | +204,950 | New |
| HBK Investments L P | 200,000 | $3.60M | 0.11% | +200,000 | New |
| Ghisallo Capital Management LLC | 200,000 | $3.60M | 0.43% | +200,000 | New |
| Millennium Management LLC | 194,418 | $3.50M | 0.00% | −270,042−58.1% | Reduced |
| Deutsche Bank AG | 186,277 | $3.35M | 0.00% | +48,887+35.6% | Added |
| EAM Investors, LLC | 182,380 | $3.28M | 0.61% | −16,257−8.2% | Reduced |
| iA Global Asset Management Inc. | 180,940 | $3.25M | 0.09% | +180,940 | New |
| CenterBook Partners LP | 165,654 | $2.98M | 0.37% | −146,507−46.9% | Reduced |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | 160,040 | $2.88M | 1.38% | +3,240+2.1% | Added |
| New York State Common Retirement Fund | 154,314 | $2.77M | 0.00% | +129,877+531.5% | Added |
| Jump Financial, LLC | 143,832 | $2.59M | 0.10% | +143,832 | New |
| Portolan Capital Management, LLC | 138,787 | $2.50M | 0.22% | +138,787 | New |
| Bank of New York Mellon Corp | 133,007 | $2.39M | 0.00% | +1,968+1.5% | Added |
| SEI Investments Co | 130,239 | $2.34M | 0.00% | −26,333−16.8% | Reduced |
| Arrowstreet Capital, Limited Partnership | 118,929 | $2.14M | 0.00% | −1,946−1.6% | Reduced |
| Cubist Systematic Strategies, LLC | 114,977 | $2.07M | 0.02% | +114,977 | New |
| Chartwell Investment Partners, LLC | 109,600 | $1.97M | 0.07% | −8,614−7.3% | Reduced |
| Man Group plc | 109,573 | $1.97M | 0.01% | +109,573 | New |
| Raymond James Financial Services Advisors, Inc. | 102,803 | $1.85M | 0.00% | +51,544+100.6% | Added |
| Dark Forest Capital Management LP | 102,017 | $1.83M | 0.19% | +24,725+32.0% | Added |
| HarbourVest Partners LLC | 96,779 | $1.74M | 0.49% | −208,519−68.3% | Reduced |
| Russell Investments Group, Ltd. | 96,721 | $1.74M | 0.00% | +96,721 | New |
| Raymond James & Associates | 89,389 | $1.61M | 0.00% | +89,389 | New |
| Balyasny Asset Management LLC | 88,574 | $1.59M | 0.00% | +88,574 | New |
| Acadian Asset Management LLC | 87,304 | $1.57M | 0.01% | +87,304 | New |
| Swiss National Bank | 84,100 | $1.51M | 0.00% | +84,100 | New |
| Hudson Bay Capital Management LP | 75,300 | $1.35M | 0.01% | +75,300 | New |
| Bank of Montreal | 72,007 | $1.30M | 0.00% | −103,399−58.9% | Reduced |
| Advisory Research Inc | 71,137 | $1.28M | 0.16% | +22,926+47.6% | Added |
| ExodusPoint Capital Management, LP | 70,019 | $1.26M | 0.01% | +26,766+61.9% | Added |
| Ergoteles LLC | 65,989 | $1.19M | 0.06% | +65,989 | New |
| Occudo Quantitative Strategies LP | 65,742 | $1.18M | 0.12% | +65,742 | New |
| Wells Fargo & Company | 61,006 | $1.10M | 0.00% | +51,598+548.4% | Added |
| Los Angeles Capital Management LLC | 60,578 | $1.09M | 0.00% | +6,073+11.1% | Added |
| Trexquant Investment LP | 49,154 | $883.8K | 0.02% | +49,154 | New |
| Federated Hermes, Inc. | 48,430 | $870.8K | 0.00% | +48,430 | New |
| HRT Financial LP | 48,373 | $869.0K | 0.01% | +48,373 | New |
| Rhumbline Advisers | 47,676 | $857.2K | 0.00% | −7,771−14.0% | Reduced |
| California State Teachers Retirement System | 46,551 | $837.0K | 0.00% | +32,353+227.9% | Added |
| Teacher Retirement System of Texas | 46,001 | $827.0K | 0.01% | +46,001 | New |
| Engineers Gate Manager LP | 42,392 | $762.2K | 0.03% | +42,392 | New |
| Credit Suisse AG | 38,541 | $693.0K | 0.00% | +38,541 | New |
| Robeco Institutional Asset Management B.V. | 37,349 | $671.5K | 0.00% | +37,349 | New |
| Principal Financial Group Inc | 37,284 | $670.4K | 0.00% | −15,802−29.8% | Reduced |
| STRS Ohio | 35,500 | $638.0K | 0.00% | +23,900+206.0% | Added |
| Quantbot Technologies LP | 34,752 | $624.8K | 0.04% | +34,752 | New |
| Jennison Associates LLC | 34,157 | $614.1K | 0.00% | +34,157 | New |
| LPL Financial LLC | 33,656 | $605.1K | 0.00% | −7,881−19.0% | Reduced |
| Legal & General Group Plc | 32,107 | $577.3K | 0.00% | +28,013+684.2% | Added |
| UBS Group AG | 31,754 | $570.9K | 0.00% | +20,471+181.4% | Added |
| Mirae Asset Global Investments Co., Ltd. | 30,568 | $549.6K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 30,323 | $545.2K | 0.00% | −6,830−18.4% | Reduced |
| Voya Investment Management LLC | 30,164 | $542.3K | 0.00% | −30−0.1% | Reduced |
| Walleye Trading LLC | 29,142 | $524.0K | 0.03% | +29,142 | New |
| Jane Street Group, LLC | 28,926 | $520.1K | 0.00% | +17,583+155.0% | Added |