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 2024
Institutional positions in Integral Ad Science Holding Corp. as of Jun 30, 2024. 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
- 156
- −7 vs. Q1 2024
- Shares held
- 156.6M
- +5.51M (+3.6%) vs. Q1 2024
- Total value
- $1.52B
- +$15.6M (+1.0%) vs. Q1 2024
- New holders
- 37
- 64 more added
- Sold out
- 44
- 40 more reduced
3 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2024: 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 2024
Shares, value and share of portfolio for each institution holding Integral Ad Science Holding Corp.; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vista Equity Partners Management, LLC | 65,010,001 | $631.9M | 16.80% | 00.0% | Unchanged |
| Atlas Venture Advisors, Inc. | 22,722,770 | $220.9M | 48.58% | 00.0% | Unchanged |
| Vanguard Group Inc | 8,717,577 | $84.7M | 0.00% | +44,348+0.5% | Added |
| Sunriver Management LLC | 8,019,143 | $77.9M | 9.87% | +1,049,536+15.1% | Added |
| BlackRock Inc. | 5,907,182 | $57.4M | 0.00% | +473,823+8.7% | Added |
| P2 Capital Partners, LLC | 4,872,973 | $47.4M | 5.64% | +2,192,973+81.8% | Added |
| Dimensional Fund Advisors LP | 2,928,995 | $28.5M | 0.01% | −301,403−9.3% | Reduced |
| Clearbridge Investments, LLC | 2,898,874 | $28.2M | 0.02% | −1,007,778−25.8% | Reduced |
| TimesSquare Capital Management, LLC | 2,755,274 | $26.8M | 0.42% | −214,004−7.2% | Reduced |
| Deutsche Bank AG | 2,269,924 | $22.1M | 0.01% | +1,739,568+328.0% | Added |
| Standard Life Aberdeen plc | 1,909,726 | $18.6M | 0.04% | +207,158+12.2% | Added |
| Nuveen Asset Management, LLC | 1,757,700 | $17.1M | 0.00% | −184,994−9.5% | Reduced |
| Jacobs Levy Equity Management, Inc | 1,755,014 | $17.1M | 0.07% | +508,458+40.8% | Added |
| Ararat Capital Management, LP | 1,748,084 | $17.0M | 5.21% | +1,748,084 | New |
| Geode Capital Management, LLC | 1,724,510 | $16.8M | 0.00% | +129,925+8.1% | Added |
| Citadel Advisors LLC | 1,703,293 | $16.6M | 0.02% | +668,208+64.6% | Added |
| State Street Corp | 1,579,801 | $15.4M | 0.00% | +150,747+10.5% | Added |
| Millennium Management LLC | 1,224,138 | $11.9M | 0.01% | +119,740+10.8% | Added |
| CenterBook Partners LP | 1,143,612 | $11.1M | 0.69% | −811,464−41.5% | Reduced |
| Morgan Stanley | 1,013,265 | $9.85M | 0.00% | +225,895+28.7% | Added |
| Frontier Capital Management Co LLC | 1,004,987 | $9.77M | 0.10% | −11,042−1.1% | Reduced |
| Crestwood Capital Management, L.P. | 648,797 | $6.31M | 4.50% | +448,797+224.4% | Added |
| Northern Trust Corp | 574,913 | $5.59M | 0.00% | −20,298−3.4% | Reduced |
| Charles Schwab Investment Management Inc | 554,379 | $5.39M | 0.00% | +20,380+3.8% | Added |
| Goldman Sachs Group Inc | 516,986 | $5.03M | 0.00% | +215,516+71.5% | Added |
| Alyeska Investment Group, L.P. | 500,000 | $4.86M | 0.03% | +500,000 | New |
| Voloridge Investment Management, LLC | 490,808 | $4.77M | 0.02% | +415,235+549.4% | Added |
| JPMorgan Chase & Co | 486,257 | $4.73M | 0.00% | +119,683+32.6% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 486,000 | $4.72M | 0.01% | +486,000 | New |
| Algert Global LLC | 471,756 | $4.59M | 0.15% | +52,882+12.6% | Added |
| Nisa Investment Advisors, LLC | 427,410 | $4.15M | 0.03% | +427,315+449,805.3% | Added |
| Invenomic Capital Management LP | 371,821 | $3.61M | 0.19% | +371,821 | New |
| Bank of America Corp | 365,097 | $3.55M | 0.00% | −166,690−31.3% | Reduced |
| Thrivent Financial for Lutherans | 337,444 | $3.28M | 0.01% | −247,882−42.3% | Reduced |
| B. Riley Asset Management, LLC | 304,254 | $2.96M | 1.49% | +65,176+27.3% | Added |
| Squarepoint Ops LLC | 282,339 | $2.74M | 0.01% | −115,426−29.0% | Reduced |
| Bank of New York Mellon Corp | 274,734 | $2.67M | 0.00% | +63,839+30.3% | Added |
| Two Sigma Advisers, LP | 261,100 | $2.54M | 0.01% | −423,900−61.9% | Reduced |
| PDT Partners, LLC | 257,667 | $2.50M | 0.24% | +199,473+342.8% | Added |
| Horrell Capital Management, Inc. | 250,000 | $2.43M | 0.70% | +250,000 | New |
| Circumference Group LLC | 250,000 | $2.43M | 2.60% | +250,000 | New |
| UBS Group AG | 248,209 | $2.41M | 0.00% | +100,999+68.6% | Added |
| HAP Trading, LLC | 247,919 | $2.41M | 1.05% | +247,919 | New |
| Atom Investors LP | 240,169 | $2.33M | 0.23% | +194,143+421.8% | Added |
| Qube Research & Technologies Ltd | 229,231 | $2.23M | 0.00% | −148,636−39.3% | Reduced |
| Janus Henderson Group PLC | 216,629 | $2.11M | 0.00% | +54,033+33.2% | Added |
| Herald Investment Management Ltd | 200,000 | $1.94M | 0.32% | 00.0% | Unchanged |
| Tudor Investment Corp Et Al | 196,490 | $1.91M | 0.02% | −13,374−6.4% | Reduced |
| Jane Street Group, LLC | 183,669 | $1.79M | 0.00% | +130,562+245.8% | Added |
| Renaissance Group LLC | 180,308 | $1.75M | 0.07% | +15,003+9.1% | Added |
| Boothbay Fund Management, LLC | 178,579 | $1.74M | 0.06% | +34,390+23.9% | Added |
| UBS Oconnor LLC | 142,500 | $1.39M | 0.04% | +142,500 | New |
| Swiss National Bank | 140,600 | $1.37M | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 139,089 | $1.35M | 0.00% | +11,528+9.0% | Added |
| Gratus Capital LLC | 120,040 | $1.17M | 0.05% | +10,000+9.1% | Added |
| UBS Asset Management Americas Inc | 117,715 | $1.14M | 0.00% | +44,366+60.5% | Added |
| Formula Growth Ltd | 110,000 | $1.07M | 0.39% | +40,000+57.1% | Added |
| Polar Asset Management Partners Inc. | 109,300 | $1.06M | 0.03% | +109,300 | New |
| Bayesian Capital Management, LP | 106,800 | $1.04M | 0.12% | +106,800 | New |
| Rhumbline Advisers | 106,697 | $1.04M | 0.00% | +31,145+41.2% | Added |
| Franklin Resources Inc | 97,802 | $950.6K | 0.00% | −1,860−1.9% | Reduced |
| Clearline Capital LP | 94,223 | $915.8K | 0.08% | +94,223 | New |
| Ameriprise Financial Inc | 93,851 | $912.2K | 0.00% | −22,197−19.1% | Reduced |
| HarbourVest Partners LLC | 91,779 | $892.1K | 0.47% | 00.0% | Unchanged |
| Landscape Capital Management, L.L.C. | 84,477 | $821.1K | 0.07% | +84,477 | New |
| Wells Fargo & Company | 80,373 | $781.2K | 0.00% | +7,385+10.1% | Added |
| Twinbeech Capital LP | 78,349 | $761.6K | 0.01% | +78,349 | New |
| Alliancebernstein L.P. | 76,580 | $744.4K | 0.00% | +25,580+50.2% | Added |
| Balyasny Asset Management LLC | 76,195 | $740.6K | 0.00% | +76,195 | New |
| Susquehanna International Group, LLP | 75,799 | $736.8K | 0.00% | −176,840−70.0% | Reduced |
| Canada Pension Plan Investment Board | 72,000 | $699.8K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 70,045 | $680.8K | 0.00% | −787−1.1% | Reduced |
| Legal & General Group Plc | 69,490 | $675.4K | 0.00% | +2,122+3.1% | Added |
| Bank of Montreal | 65,403 | $637.7K | 0.00% | +9,476+16.9% | Added |
| III Capital Management | 65,158 | $633.3K | 0.04% | +5,831+9.8% | Added |
| Principal Financial Group Inc | 61,108 | $594.0K | 0.00% | +5,189+9.3% | Added |
| Renaissance Technologies LLC | 60,500 | $588.1K | 0.00% | −4,300−6.6% | Reduced |
| STRS Ohio | 59,400 | $577.4K | 0.00% | 00.0% | Unchanged |
| Raymond James & Associates | 57,311 | $557.1K | 0.00% | −2,111−3.6% | Reduced |
| Victory Capital Management Inc | 49,601 | $482.1K | 0.00% | +22,160+80.8% | Added |
| Walleye Capital LLC | 44,439 | $431.9K | 0.00% | +44,439 | New |
| Invesco Ltd. | 44,117 | $428.8K | 0.00% | +1,375+3.2% | Added |
| Voya Investment Management LLC | 43,651 | $424.3K | 0.00% | +6,813+18.5% | Added |
| EntryPoint Capital, LLC | 43,452 | $422.4K | 0.20% | +40,043+1,174.6% | Added |
| Alpha DNA Investment Management LLC | 42,274 | $410.9K | 0.23% | +42,274 | New |
| Barclays PLC | 41,600 | $404.4K | 0.00% | −201,461−82.9% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 40,938 | $397.9K | 0.02% | +40,938 | New |
| MetLife Investment Management | 40,798 | $396.6K | 0.00% | +5,464+15.5% | Added |
| SG Americas Securities, LLC | 40,323 | $392.0K | 0.00% | +40,323 | New |
| Corebridge Financial, Inc. | 38,878 | $377.9K | 0.00% | +38,878 | New |
| Manufacturers Life Insurance Company, The | 37,870 | $368.1K | 0.00% | +5,806+18.1% | Added |
| Raymond James Financial Services Advisors, Inc. | 36,708 | $356.8K | 0.00% | +10,758+41.5% | Added |
| Royal Bank of Canada | 35,045 | $340.0K | 0.00% | +33,530+2,213.2% | Added |
| AQR Capital Management LLC | 34,685 | $337.1K | 0.00% | +21,714+167.4% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 34,167 | $332.1K | 0.00% | +34,167 | New |
| Jupiter Asset Management Ltd | 29,701 | $288.7K | 0.00% | −296,976−90.9% | Reduced |
| Envestnet Asset Management Inc | 29,220 | $284.0K | 0.00% | −18,187−38.4% | Reduced |
| Versor Investments LP | 27,000 | $262.4K | 0.05% | +27,000 | New |
| Engineers Gate Manager LP | 25,817 | $250.9K | 0.01% | +25,817 | New |
| Price T Rowe Associates Inc | 23,019 | $224.0K | 0.00% | +3,804+19.8% | Added |