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 2024
Institutional positions in Integral Ad Science Holding Corp. as of Sep 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
- 172
- +18 vs. Q2 2024
- Shares held
- 155.3M
- +4.77M (+3.2%) vs. Q2 2024
- Total value
- $1.68B
- +$215.7M (+14.7%) vs. Q2 2024
- New holders
- 44
- 50 more added
- Sold out
- 26
- 57 more reduced
2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2024
Shares, value and share of portfolio for each institution holding Integral Ad Science Holding Corp.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| ExodusPoint Capital Management, LP | 56,562 | $611.0K | 0.01% | +56,562 | New |
| Colony Group, LLC | 60,000 | $648.6K | 0.00% | +60,000 | New |
| Twinbeech Capital LP | 60,985 | $659.2K | 0.01% | −17,364−22.2% | Reduced |
| Jennison Associates LLC | 61,492 | $664.7K | 0.00% | +61,492 | New |
| California State Teachers Retirement System | 68,310 | $738.4K | 0.00% | −1,735−2.5% | Reduced |
| Squarepoint Ops LLC | 68,919 | $745.0K | 0.00% | −213,420−75.6% | Reduced |
| Legal & General Group Plc | 69,912 | $755.7K | 0.00% | +422+0.6% | Added |
| Canada Pension Plan Investment Board | 72,000 | $778.3K | 0.00% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 76,580 | $827.8K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 77,502 | $837.8K | 0.00% | −2,871−3.6% | Reduced |
| Danske Bank A/S | 77,513 | $837.9K | 0.00% | +77,513 | New |
| State Board of Administration of Florida Retirement System | 80,764 | $873.1K | 0.00% | +67,094+490.8% | Added |
| Raymond James & Associates | 81,924 | $885.6K | 0.00% | +24,613+42.9% | Added |
| Susquehanna International Group, LLP | 90,843 | $982.0K | 0.00% | +15,044+19.8% | Added |
| UBS Asset Management Americas Inc | 108,615 | $1.17M | 0.00% | −9,100−7.7% | Reduced |
| Rhumbline Advisers | 108,725 | $1.18M | 0.00% | +2,028+1.9% | Added |
| Franklin Resources Inc | 110,449 | $1.19M | 0.00% | +12,647+12.9% | Added |
| Cubist Systematic Strategies, LLC | 116,939 | $1.26M | 0.02% | +116,939 | New |
| Russell Investments Group, Ltd. | 124,071 | $1.34M | 0.00% | −15,018−10.8% | Reduced |
| Barclays PLC | 127,733 | $1.38M | 0.00% | +86,133+207.1% | Added |
| Voloridge Investment Management, LLC | 137,755 | $1.49M | 0.01% | −353,053−71.9% | Reduced |
| Swiss National Bank | 140,600 | $1.52M | 0.00% | 00.0% | Unchanged |
| Essex Investment Management Co LLC | 148,456 | $1.60M | 0.28% | +148,456 | New |
| Qube Research & Technologies Ltd | 148,632 | $1.61M | 0.00% | −80,599−35.2% | Reduced |
| Circumference Group LLC | 150,000 | $1.62M | 1.70% | −100,000−40.0% | Reduced |
| Horrell Capital Management, Inc. | 150,000 | $1.62M | 0.48% | −100,000−40.0% | Reduced |
| Repertoire Partners LP | 155,000 | $1.68M | 2.30% | +155,000 | New |
| UBS Oconnor LLC | 158,043 | $1.71M | 0.04% | +15,543+10.9% | Added |
| Washington Harbour Partners LP | 161,300 | $1.74M | 3.12% | +161,300 | New |
| Rice Hall James & Associates, LLC | 166,047 | $1.79M | 0.10% | +166,047 | New |
| AQR Capital Management LLC | 168,718 | $1.82M | 0.00% | +134,033+386.4% | Added |
| Boothbay Fund Management, LLC | 175,734 | $1.90M | 0.06% | −2,845−1.6% | Reduced |
| Renaissance Group LLC | 195,079 | $2.11M | 0.09% | +14,771+8.2% | Added |
| Herald Investment Management Ltd | 200,000 | $2.16M | 0.37% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 204,200 | $2.21M | 0.00% | +143,700+237.5% | Added |
| Bank of New York Mellon Corp | 221,946 | $2.40M | 0.00% | −52,788−19.2% | Reduced |
| UBS Group AG | 258,448 | $2.79M | 0.00% | +10,239+4.1% | Added |
| Balyasny Asset Management LLC | 262,188 | $2.83M | 0.01% | +185,993+244.1% | Added |
| B. Riley Asset Management, LLC | 263,234 | $2.85M | 1.63% | −41,020−13.5% | Reduced |
| Thrivent Financial for Lutherans | 273,999 | $2.96M | 0.01% | −63,445−18.8% | Reduced |
| PDT Partners, LLC | 283,213 | $3.06M | 0.27% | +25,546+9.9% | Added |
| Goldman Sachs Group Inc | 328,703 | $3.55M | 0.00% | −188,283−36.4% | Reduced |
| Atom Investors LP | 338,152 | $3.66M | 0.38% | +97,983+40.8% | Added |
| Janus Henderson Group PLC | 359,370 | $3.88M | 0.00% | +142,741+65.9% | Added |
| Bank of America Corp | 363,999 | $3.93M | 0.00% | −1,098−0.3% | Reduced |
| Algert Global LLC | 397,571 | $4.30M | 0.12% | −74,185−15.7% | Reduced |
| Deutsche Bank AG | 548,241 | $5.93M | 0.00% | −1,721,683−75.8% | Reduced |
| Invenomic Capital Management LP | 585,309 | $6.33M | 0.35% | +213,488+57.4% | Added |
| Charles Schwab Investment Management Inc | 595,907 | $6.44M | 0.00% | +41,528+7.5% | Added |
| Northern Trust Corp | 610,166 | $6.60M | 0.00% | +35,253+6.1% | Added |
| Crestwood Capital Management, L.P. | 650,738 | $7.03M | 5.43% | +1,941+0.3% | Added |
| JPMorgan Chase & Co | 717,528 | $7.76M | 0.00% | +231,271+47.6% | Added |
| CenterBook Partners LP | 900,325 | $9.73M | 0.60% | −243,287−21.3% | Reduced |
| Morgan Stanley | 902,419 | $9.76M | 0.00% | −110,846−10.9% | Reduced |
| Frontier Capital Management Co LLC | 999,338 | $10.8M | 0.10% | −5,649−0.6% | Reduced |
| Citadel Advisors LLC | 1,060,229 | $11.5M | 0.01% | −643,064−37.8% | Reduced |
| Ameriprise Financial Inc | 1,137,941 | $12.3M | 0.00% | +1,044,090+1,112.5% | Added |
| State Street Corp | 1,574,633 | $17.0M | 0.00% | −5,168−0.3% | Reduced |
| Jacobs Levy Equity Management, Inc | 1,674,218 | $18.1M | 0.07% | −80,796−4.6% | Reduced |
| Geode Capital Management, LLC | 1,834,659 | $19.8M | 0.00% | +110,149+6.4% | Added |
| Nuveen Asset Management, LLC | 1,905,091 | $20.6M | 0.01% | +147,391+8.4% | Added |
| Ararat Capital Management, LP | 2,012,566 | $21.8M | 7.51% | +264,482+15.1% | Added |
| Standard Life Aberdeen plc | 2,147,656 | $23.2M | 0.04% | +237,930+12.5% | Added |
| TimesSquare Capital Management, LLC | 2,772,440 | $30.0M | 0.45% | +17,166+0.6% | Added |
| Clearbridge Investments, LLC | 2,916,427 | $31.5M | 0.02% | +17,553+0.6% | Added |
| Dimensional Fund Advisors LP | 3,209,673 | $34.7M | 0.01% | +280,678+9.6% | Added |
| BlackRock, Inc. | 6,005,389 | $64.9M | 0.00% | +6,005,389 | New |
| P2 Capital Partners, LLC | 7,354,317 | $79.5M | 9.08% | +2,481,344+50.9% | Added |
| Sunriver Management LLC | 7,641,466 | $82.6M | 10.15% | −377,677−4.7% | Reduced |
| Vanguard Group Inc | 8,842,984 | $95.6M | 0.00% | +125,407+1.4% | Added |
| Atlas Venture Advisors, Inc. | 22,722,770 | $245.6M | 50.71% | 00.0% | Unchanged |
| Vista Equity Partners Management, LLC | 65,010,001 | $702.8M | 20.25% | 00.0% | Unchanged |
| Millennium Management LLC | 0 | $0 | 0.00% | −1,224,138−100.0% | Sold out |
| Alyeska Investment Group, L.P. | 0 | $0 | 0.00% | −500,000−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −486,000−100.0% | Sold out |
| HAP Trading, LLC | 0 | $0 | 0.00% | −247,919−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −196,490−100.0% | Sold out |
| Formula Growth Ltd | 0 | $0 | 0.00% | −110,000−100.0% | Sold out |
| Polar Asset Management Partners Inc. | 0 | $0 | 0.00% | −109,300−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −106,800−100.0% | Sold out |
| Clearline Capital LP | 0 | $0 | 0.00% | −94,223−100.0% | Sold out |
| HarbourVest Partners LLC | 0 | $0 | 0.00% | −91,779−100.0% | Sold out |
| III Capital Management | 0 | $0 | 0.00% | −65,158−100.0% | Sold out |
| Principal Financial Group Inc | 0 | $0 | 0.00% | −61,108−100.0% | Sold out |
| EntryPoint Capital, LLC | 0 | $0 | 0.00% | −43,452−100.0% | Sold out |
| Alpha DNA Investment Management LLC | 0 | $0 | 0.00% | −42,274−100.0% | Sold out |
| Jupiter Asset Management Ltd | 0 | $0 | 0.00% | −29,701−100.0% | Sold out |
| Nebula Research & Development LLC | 0 | $0 | 0.00% | −21,241−100.0% | Sold out |
| Entropy Technologies, LP | 0 | $0 | 0.00% | −16,733−100.0% | Sold out |
| Seven Eight Capital, LP | 0 | $0 | 0.00% | −15,694−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −12,950−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −12,930−100.0% | Sold out |
| Edgestream Partners, L.P. | 0 | $0 | 0.00% | −12,849−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −11,616−100.0% | Sold out |
| Coppell Advisory Solutions LLC | 0 | $0 | 0.00% | −1,894−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −1,820−100.0% | Sold out |
| Macroview Investment Management LLC | 0 | $0 | 0.00% | −780−100.0% | Sold out |
| State of Wyoming | 0 | $0 | 0.00% | −281−100.0% | Sold out |
| BlackRock Inc. | – | – | – | – | Not filed |
| Gratus Capital LLC | – | – | – | – | Not filed |