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, Q3 2023
Institutional positions in Integral Ad Science Holding Corp. as of Sep 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
- 164
- −4 vs. Q2 2023
- Shares held
- 150.3M
- −349.4K (−0.2%) vs. Q2 2023
- Total value
- $1.79B
- −$917.3M (−33.9%) vs. Q2 2023
- New holders
- 29
- 73 more added
- Sold out
- 33
- 47 more reduced
Compare with Q2 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, Q3 2023
Shares, value and share of portfolio for each institution holding Integral Ad Science Holding Corp.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Jefferies Financial Group Inc. | 82,500 | $980.9K | 0.02% | −511,020−86.1% | Reduced |
| Invesco Ltd. | 83,544 | $993.3K | 0.00% | −395,603−82.6% | Reduced |
| HarbourVest Partners LLC | 91,779 | $1.09M | 0.37% | −5,000−5.2% | Reduced |
| Algert Global LLC | 94,989 | $1.13M | 0.05% | +83,549+730.3% | Added |
| Ameriprise Financial Inc | 95,831 | $1.14M | 0.00% | −664,296−87.4% | Reduced |
| Chartwell Investment Partners, LLC | 96,612 | $1.15M | 0.04% | −12,988−11.9% | Reduced |
| Jump Financial, LLC | 100,706 | $1.20M | 0.04% | −43,126−30.0% | Reduced |
| Teacher Retirement System of Texas | 101,028 | $1.20M | 0.01% | +55,027+119.6% | Added |
| Arrowstreet Capital, Limited Partnership | 118,929 | $1.41M | 0.00% | 00.0% | Unchanged |
| Swiss National Bank | 119,200 | $1.42M | 0.00% | +35,100+41.7% | Added |
| SEI Investments Co | 126,711 | $1.51M | 0.00% | −3,528−2.7% | Reduced |
| Tudor Investment Corp Et Al | 130,446 | $1.55M | 0.02% | −161,056−55.3% | Reduced |
| Allianz Asset Management GmbH | 132,088 | $1.57M | 0.00% | +132,088 | New |
| UBS Group AG | 147,576 | $1.75M | 0.00% | +115,822+364.7% | Added |
| Graham Capital Management, L.P. | 153,915 | $1.83M | 0.05% | +153,915 | New |
| Walleye Capital LLC | 156,016 | $1.86M | 0.03% | −307,378−66.3% | Reduced |
| Bank of New York Mellon Corp | 171,355 | $2.04M | 0.00% | +38,348+28.8% | Added |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | 180,400 | $2.14M | 1.15% | +20,360+12.7% | Added |
| Prudential Financial Inc | 186,840 | $2.22M | 0.00% | −589,010−75.9% | Reduced |
| Advantage Alpha Capital Partners LP | 190,084 | $2.26M | 0.47% | +190,084 | New |
| Cubist Systematic Strategies, LLC | 199,892 | $2.38M | 0.03% | +84,915+73.9% | Added |
| Thrivent Financial for Lutherans | 206,046 | $2.45M | 0.01% | +206,046 | New |
| Norges Bank | 231,300 | $2.75M | 0.00% | −294,348−56.0% | Reduced |
| iA Global Asset Management Inc. | 232,420 | $2.76M | 0.07% | +51,480+28.5% | Added |
| Susquehanna International Group, LLP | 233,176 | $2.77M | 0.00% | −309,734−57.1% | Reduced |
| Granite Investment Partners, LLC | 241,592 | $2.87M | 0.12% | +241,592 | New |
| Russell Investments Group, Ltd. | 245,190 | $2.92M | 0.01% | +148,469+153.5% | Added |
| Marshall Wace, LLP | 278,432 | $3.31M | 0.01% | −248,289−47.1% | Reduced |
| Millennium Management LLC | 299,200 | $3.56M | 0.00% | +104,782+53.9% | Added |
| JPMorgan Chase & Co | 317,531 | $3.78M | 0.00% | +21,563+7.3% | Added |
| Bank of America Corp | 326,844 | $3.89M | 0.00% | +77,284+31.0% | Added |
| D. E. Shaw & Co., Inc. | 337,118 | $4.01M | 0.01% | −70,434−17.3% | Reduced |
| Alliancebernstein L.P. | 355,308 | $4.22M | 0.00% | −588,373−62.3% | Reduced |
| Man Group plc | – | $4.29M | 0.01% | – | – |
| Goldman Sachs Group Inc | 388,597 | $4.62M | 0.00% | +170,381+78.1% | Added |
| Charles Schwab Investment Management Inc | 398,422 | $4.74M | 0.00% | +65,160+19.6% | Added |
| Portolan Capital Management, LLC | 433,855 | $5.16M | 0.48% | +295,068+212.6% | Added |
| Putnam Investments LLC | 434,552 | $5.17M | 0.01% | +416,358+2,288.4% | Added |
| CenterBook Partners LP | 454,995 | $5.41M | 0.67% | +289,341+174.7% | Added |
| British Columbia Investment Management Corp | 460,000 | $5.47M | 0.05% | +70,000+17.9% | Added |
| Northern Trust Corp | 465,621 | $5.54M | 0.00% | +81,111+21.1% | Added |
| Qube Research & Technologies Ltd | 466,586 | $5.55M | 0.02% | +466,586 | New |
| Voloridge Investment Management, LLC | 490,932 | $5.84M | 0.03% | +135,736+38.2% | Added |
| Two Sigma Investments, LP | 608,377 | $7.23M | 0.02% | +97,862+19.2% | Added |
| Renaissance Technologies LLC | 667,100 | $7.93M | 0.01% | +272,200+68.9% | Added |
| Two Sigma Advisers, LP | 803,300 | $9.55M | 0.02% | +55,500+7.4% | Added |
| Frontier Capital Management Co LLC | 851,916 | $10.1M | 0.11% | +133,226+18.5% | Added |
| State Street Corp | 886,390 | $10.5M | 0.00% | +129,987+17.2% | Added |
| Citadel Advisors LLC | 923,034 | $11.0M | 0.01% | −624,101−40.3% | Reduced |
| Morgan Stanley | 1,055,627 | $12.6M | 0.00% | −617,004−36.9% | Reduced |
| Geode Capital Management, LLC | 1,164,937 | $13.9M | 0.00% | +207,823+21.7% | Added |
| Jacobs Levy Equity Management, Inc | 1,167,392 | $13.9M | 0.08% | +547,856+88.4% | Added |
| Aperture Investors, LLC | 1,213,114 | $14.4M | 2.29% | +279,825+30.0% | Added |
| Nuveen Asset Management, LLC | 1,359,154 | $16.2M | 0.01% | +460,194+51.2% | Added |
| Engle Capital Management, L.P. | 1,400,000 | $16.6M | 6.04% | −429,000−23.5% | Reduced |
| Dimensional Fund Advisors LP | 2,154,658 | $25.6M | 0.01% | +679,264+46.0% | Added |
| TimesSquare Capital Management, LLC | 2,486,748 | $29.6M | 0.46% | +605,824+32.2% | Added |
| Lord, Abbett & Co. LLC | 2,639,239 | $31.4M | 0.12% | −507,805−16.1% | Reduced |
| Clearbridge Investments, LLC | 3,279,915 | $39.0M | 0.04% | +191,075+6.2% | Added |
| Sunriver Management LLC | 3,770,330 | $44.8M | 8.48% | +2,193,478+139.1% | Added |
| BlackRock Inc. | 3,959,160 | $47.1M | 0.00% | +647,671+19.6% | Added |
| Vanguard Group Inc | 7,325,778 | $87.1M | 0.00% | +966,280+15.2% | Added |
| Atlas Venture Advisors, Inc. | 22,722,770 | $270.2M | 57.41% | 00.0% | Unchanged |
| Vista Equity Partners Management, LLC | 77,660,001 | $923.4M | 23.09% | 00.0% | Unchanged |
| Lisanti Capital Growth, LLC | 0 | $0 | 0.00% | −410,555−100.0% | Sold out |
| EAM Global Investors LLC | 0 | $0 | 0.00% | −227,792−100.0% | Sold out |
| Brookfield Asset Management Inc. | 0 | $0 | 0.00% | −204,950−100.0% | Sold out |
| HBK Investments L P | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Ghisallo Capital Management LLC | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −182,380−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −88,574−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −87,304−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −75,300−100.0% | Sold out |
| Ergoteles LLC | 0 | $0 | 0.00% | −65,989−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −49,154−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −48,373−100.0% | Sold out |
| Jennison Associates LLC | 0 | $0 | 0.00% | −34,157−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −29,142−100.0% | Sold out |
| Level Four Advisory Services, LLC | 0 | $0 | 0.00% | −28,455−100.0% | Sold out |
| First Trust Advisors LP | 0 | $0 | 0.00% | −26,542−100.0% | Sold out |
| Bailard, Inc. | 0 | $0 | 0.00% | −26,300−100.0% | Sold out |
| Legato Capital Management LLC | 0 | $0 | 0.00% | −25,455−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −24,395−100.0% | Sold out |
| Seven Eight Capital, LP | 0 | $0 | 0.00% | −22,405−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −18,609−100.0% | Sold out |
| Stephens Inc | 0 | $0 | 0.00% | −16,017−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −11,675−100.0% | Sold out |
| Jag Capital Management, LLC | 0 | $0 | 0.00% | −10,138−100.0% | Sold out |
| Counterpoint Mutual Funds LLC | 0 | $0 | 0.00% | −6,924−100.0% | Sold out |
| Amundi | 0 | $0 | 0.00% | −6,620−100.0% | Sold out |
| Globeflex Capital L P | 0 | $0 | 0.00% | −6,568−100.0% | Sold out |
| Leonteq Securities AG | 0 | $0 | 0.00% | −540−100.0% | Sold out |
| Fisher Asset Management, LLC | 0 | $0 | 0.00% | −452−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −300−100.0% | Sold out |
| Steward Partners Investment Advisory, LLC | 0 | $0 | 0.00% | −250−100.0% | Sold out |
| Allspring Global Investments Holdings, LLC | 0 | $0 | 0.00% | −19−100.0% | Sold out |
| Disciplined Investments, LLC | 0 | $0 | 0.00% | −3−100.0% | Sold out |