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, Q1 2023
Institutional positions in Integral Ad Science Holding Corp. as of Mar 31, 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
- 116
- +10 vs. Q4 2022
- Shares held
- 149.9M
- +1.84M (+1.2%) vs. Q4 2022
- Total value
- $2.14B
- +$837.3M (+64.4%) vs. Q4 2022
- New holders
- 23
- 33 more added
- Sold out
- 13
- 43 more reduced
1 institution that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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, Q1 2023
Shares, value and share of portfolio for each institution holding Integral Ad Science Holding Corp.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vista Equity Partners Management, LLC | 94,380,001 | $1.35B | 17.82% | 00.0% | Unchanged |
| Atlas Venture Advisors, Inc. | 22,722,771 | $324.3M | 69.83% | 00.0% | Unchanged |
| Vanguard Group Inc | 5,421,611 | $77.4M | 0.00% | +659,092+13.8% | Added |
| BlackRock Inc. | 2,472,386 | $35.3M | 0.00% | −10,539−0.4% | Reduced |
| TimesSquare Capital Management, LLC | 2,190,949 | $31.3M | 0.46% | −560,740−20.4% | Reduced |
| Schonfeld Strategic Advisors LLC | 1,806,900 | $25.8M | 0.25% | −1,201,900−39.9% | Reduced |
| Lord, Abbett & Co. LLC | 1,562,985 | $22.3M | 0.08% | +1,173,707+301.5% | Added |
| FMR LLC | 1,435,292 | $20.5M | 0.00% | +416,319+40.9% | Added |
| Engle Capital Management, L.P. | 1,370,000 | $19.5M | 6.41% | +370,000+37.0% | Added |
| Clearbridge Investments, LLC | 1,299,883 | $18.5M | 0.02% | −300,790−18.8% | Reduced |
| Sunriver Management LLC | 994,160 | $14.2M | 2.96% | +994,160 | New |
| Wellington Management Group LLP | 972,367 | $13.9M | 0.00% | +518,407+114.2% | Added |
| Geode Capital Management, LLC | 840,349 | $12.0M | 0.00% | +13,202+1.6% | Added |
| Ameriprise Financial Inc | 793,096 | $11.3M | 0.00% | −281,779−26.2% | Reduced |
| Dimensional Fund Advisors LP | 790,555 | $11.3M | 0.00% | +409,401+107.4% | Added |
| Morgan Stanley | 734,384 | $10.5M | 0.00% | +39,443+5.7% | Added |
| Frontier Capital Management Co LLC | 726,067 | $10.4M | 0.11% | −65,707−8.3% | Reduced |
| State Street Corp | 658,266 | $9.39M | 0.00% | +28,629+4.5% | Added |
| Indaba Capital Management, L.P. | 538,000 | $7.68M | 2.37% | −1,847,840−77.5% | Reduced |
| Invesco Ltd. | 502,843 | $7.18M | 0.00% | +416,662+483.5% | Added |
| Millennium Management LLC | 464,460 | $6.63M | 0.01% | +185,419+66.4% | Added |
| Nuveen Asset Management, LLC | 434,731 | $6.20M | 0.00% | −19,336−4.3% | Reduced |
| EVR Research LP | 370,000 | $5.28M | 1.32% | +370,000 | New |
| Marshall Wace, LLP | 340,546 | $4.86M | 0.01% | −68,975−16.8% | Reduced |
| Northern Trust Corp | 316,354 | $4.51M | 0.00% | −7,007−2.2% | Reduced |
| CenterBook Partners LP | 312,161 | $4.45M | 0.63% | +292,305+1,472.1% | Added |
| HarbourVest Partners LLC | 305,298 | $4.36M | 1.47% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 275,596 | $3.93M | 0.00% | −4,042−1.4% | Reduced |
| Goldman Sachs Group Inc | 267,680 | $3.82M | 0.00% | −12,204−4.4% | Reduced |
| Citadel Advisors LLC | 257,206 | $3.67M | 0.00% | −669,568−72.2% | Reduced |
| Industrial Alliance Investment Management Inc. | 239,920 | $3.42M | 0.10% | +239,920 | New |
| Bank of America Corp | 228,453 | $3.26M | 0.00% | −71,440−23.8% | Reduced |
| D. E. Shaw & Co., Inc. | 211,757 | $3.02M | 0.00% | −167,948−44.2% | Reduced |
| Norges Bank | 200,500 | $2.86M | 0.00% | +200,500 | New |
| EAM Investors, LLC | 198,637 | $2.83M | 0.56% | +198,637 | New |
| Renaissance Technologies LLC | 198,100 | $2.83M | 0.00% | −11,980−5.7% | Reduced |
| Prudential Financial Inc | 190,250 | $2.71M | 0.00% | +190,250 | New |
| G2 Investment Partners Management LLC | 185,000 | $2.64M | 0.76% | +185,000 | New |
| Bank of Montreal | 175,406 | $2.50M | 0.00% | −13,132−7.0% | Reduced |
| Susquehanna International Group, LLP | 160,736 | $2.29M | 0.00% | +160,736 | New |
| SEI Investments Co | 156,572 | $2.23M | 0.00% | +32,636+26.3% | Added |
| Lisanti Capital Growth, LLC | 155,360 | $2.22M | 0.31% | +155,360 | New |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | 156,800 | $2.16M | 1.25% | +146,000+1,351.9% | Added |
| Deutsche Bank AG | 137,390 | $1.96M | 0.00% | +7,798+6.0% | Added |
| Bank of New York Mellon Corp | 131,039 | $1.87M | 0.00% | +13,668+11.6% | Added |
| Tudor Investment Corp Et Al | 128,065 | $1.83M | 0.03% | −69,382−35.1% | Reduced |
| First Trust Advisors LP | 124,706 | $1.78M | 0.00% | +124,706 | New |
| Arrowstreet Capital, Limited Partnership | 120,875 | $1.73M | 0.00% | +120,875 | New |
| Chartwell Investment Partners, LLC | 118,214 | $1.69M | 0.06% | +3,955+3.5% | Added |
| Dark Forest Capital Management LP | 77,292 | $1.10M | 0.26% | +77,292 | New |
| Rhumbline Advisers | 55,447 | $791.0K | 0.00% | +1,351+2.5% | Added |
| Los Angeles Capital Management LLC | 54,505 | $777.8K | 0.00% | +17,835+48.6% | Added |
| Principal Financial Group Inc | 53,086 | $757.5K | 0.00% | +53,086 | New |
| JPMorgan Chase & Co | 52,375 | $748.0K | 0.00% | −4,694−8.2% | Reduced |
| Raymond James Financial Services Advisors, Inc. | 51,259 | $731.5K | 0.00% | +40,525+377.5% | Added |
| Alliancebernstein L.P. | 49,000 | $699.2K | 0.00% | 00.0% | Unchanged |
| Advisory Research Inc | 48,211 | $688.0K | 0.11% | +48,211 | New |
| State of Wisconsin Investment Board | 48,200 | $687.8K | 0.00% | −6,800−12.4% | Reduced |
| ExodusPoint Capital Management, LP | 43,253 | $617.0K | 0.01% | −17,423−28.7% | Reduced |
| LPL Financial LLC | 41,537 | $592.7K | 0.00% | +454+1.1% | Added |
| TownSquare Capital, LLC | 39,648 | $565.8K | 0.01% | +957+2.5% | Added |
| Barclays PLC | 37,153 | $530.2K | 0.00% | −946−2.5% | Reduced |
| Cornercap Investment Counsel Inc | 37,041 | $528.6K | 0.09% | +37,041 | New |
| Mirae Asset Global Investments Co., Ltd. | 30,568 | $436.2K | 0.00% | +16,313+114.4% | Added |
| Voya Investment Management LLC | 30,194 | $430.9K | 0.00% | −684−2.2% | Reduced |
| New York State Common Retirement Fund | 24,437 | $348.7K | 0.00% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 23,876 | $340.7K | 0.00% | +23,876 | New |
| MetLife Investment Management | 19,760 | $282.0K | 0.00% | 00.0% | Unchanged |
| M&T Bank Corp | 19,142 | $273.1K | 0.00% | −4,503−19.0% | Reduced |
| Richelieu Gestion PLC | 18,670 | $266.0K | 0.24% | +4,047+27.7% | Added |
| American International Group, Inc. | 18,432 | $263.0K | 0.00% | +367+2.0% | Added |
| Manufacturers Life Insurance Company, The | 18,303 | $261.2K | 0.00% | +73+0.4% | Added |
| Bayesian Capital Management, LP | 15,900 | $226.9K | 0.03% | +15,900 | New |
| American Trust | 14,232 | $203.1K | 0.01% | −295−2.0% | Reduced |
| SG Americas Securities, LLC | 14,220 | $203.0K | 0.00% | −12,598−47.0% | Reduced |
| California State Teachers Retirement System | 14,198 | $202.6K | 0.00% | −1,048−6.9% | Reduced |
| Fox Run Management, L.L.C. | 11,657 | $166.3K | 0.05% | +11,657 | New |
| STRS Ohio | 11,600 | $165.0K | 0.00% | 00.0% | Unchanged |
| Pinnacle Wealth Planning Services, Inc. | 11,508 | $164.2K | 0.03% | 00.0% | Unchanged |
| Jane Street Group, LLC | 11,343 | $161.9K | 0.00% | −30,179−72.7% | Reduced |
| UBS Group AG | 11,283 | $161.0K | 0.00% | +498+4.6% | Added |
| Two Sigma Advisers, LP | 10,400 | $148.4K | 0.00% | −40,900−79.7% | Reduced |
| Wells Fargo & Company | 9,408 | $134.3K | 0.00% | +6,050+180.2% | Added |
| Lazard Asset Management LLC | 7,773 | $110.0K | 0.00% | −8,455−52.1% | Reduced |
| Counterpoint Mutual Funds LLC | 7,597 | $108.4K | 0.10% | +7,597 | New |
| Amundi | 6,620 | $97.4K | 0.00% | −3,138−32.2% | Reduced |
| State of Wyoming | 5,808 | $82.9K | 0.03% | +5,808 | New |
| Amalgamated Bank | 4,398 | $63.0K | 0.00% | −858−16.3% | Reduced |
| Legal & General Group Plc | 4,094 | $58.3K | 0.00% | −116−2.8% | Reduced |
| Advisor Group Holdings, Inc. | 2,739 | $39.1K | 0.00% | −317−10.4% | Reduced |
| Aquatic Capital Management LLC | 2,500 | $36.0K | 0.00% | +2,500 | New |
| Ameritas Investment Partners, Inc. | 2,499 | $35.7K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 2,471 | $35.0K | 0.00% | −5,094−67.3% | Reduced |
| Metropolitan Life Insurance Co | 2,230 | $31.8K | 0.00% | −267−10.7% | Reduced |
| Lindbrook Capital, LLC | 2,068 | $29.5K | 0.00% | −17−0.8% | Reduced |
| Leonteq Securities AG | 1,756 | $25.1K | 0.00% | −70−3.8% | Reduced |
| Citigroup Inc | 1,505 | $21.5K | 0.00% | +697+86.3% | Added |
| Nisa Investment Advisors, LLC | 1,387 | $20.0K | 0.00% | +1,310+1,701.3% | Added |
| Signaturefd, LLC | 1,339 | $19.1K | 0.00% | −35−2.5% | Reduced |
| Tower Research Capital LLC (TRC) | 1,093 | $16.0K | 0.00% | +738+207.9% | Added |