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 |
|---|---|---|---|---|---|
| UBS Asset Management Americas Inc | 117,715 | $1.14M | 0.00% | +44,366+60.5% | Added |
| Gratus Capital LLC | 120,040 | $1.17M | 0.05% | +10,000+9.1% | Added |
| Russell Investments Group, Ltd. | 139,089 | $1.35M | 0.00% | +11,528+9.0% | Added |
| Swiss National Bank | 140,600 | $1.37M | 0.00% | 00.0% | Unchanged |
| UBS Oconnor LLC | 142,500 | $1.39M | 0.04% | +142,500 | New |
| Boothbay Fund Management, LLC | 178,579 | $1.74M | 0.06% | +34,390+23.9% | Added |
| Renaissance Group LLC | 180,308 | $1.75M | 0.07% | +15,003+9.1% | Added |
| Jane Street Group, LLC | 183,669 | $1.79M | 0.00% | +130,562+245.8% | Added |
| Tudor Investment Corp Et Al | 196,490 | $1.91M | 0.02% | −13,374−6.4% | Reduced |
| Herald Investment Management Ltd | 200,000 | $1.94M | 0.32% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 216,629 | $2.11M | 0.00% | +54,033+33.2% | Added |
| Qube Research & Technologies Ltd | 229,231 | $2.23M | 0.00% | −148,636−39.3% | Reduced |
| Atom Investors LP | 240,169 | $2.33M | 0.23% | +194,143+421.8% | Added |
| HAP Trading, LLC | 247,919 | $2.41M | 1.05% | +247,919 | New |
| UBS Group AG | 248,209 | $2.41M | 0.00% | +100,999+68.6% | 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 |
| PDT Partners, LLC | 257,667 | $2.50M | 0.24% | +199,473+342.8% | Added |
| Two Sigma Advisers, LP | 261,100 | $2.54M | 0.01% | −423,900−61.9% | Reduced |
| Bank of New York Mellon Corp | 274,734 | $2.67M | 0.00% | +63,839+30.3% | Added |
| Squarepoint Ops LLC | 282,339 | $2.74M | 0.01% | −115,426−29.0% | Reduced |
| B. Riley Asset Management, LLC | 304,254 | $2.96M | 1.49% | +65,176+27.3% | Added |
| Thrivent Financial for Lutherans | 337,444 | $3.28M | 0.01% | −247,882−42.3% | Reduced |
| Bank of America Corp | 365,097 | $3.55M | 0.00% | −166,690−31.3% | Reduced |
| Invenomic Capital Management LP | 371,821 | $3.61M | 0.19% | +371,821 | New |
| Nisa Investment Advisors, LLC | 427,410 | $4.15M | 0.03% | +427,315+449,805.3% | Added |
| Algert Global LLC | 471,756 | $4.59M | 0.15% | +52,882+12.6% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 486,000 | $4.72M | 0.01% | +486,000 | New |
| JPMorgan Chase & Co | 486,257 | $4.73M | 0.00% | +119,683+32.6% | Added |
| Voloridge Investment Management, LLC | 490,808 | $4.77M | 0.02% | +415,235+549.4% | Added |
| Alyeska Investment Group, L.P. | 500,000 | $4.86M | 0.03% | +500,000 | New |
| Goldman Sachs Group Inc | 516,986 | $5.03M | 0.00% | +215,516+71.5% | Added |
| Charles Schwab Investment Management Inc | 554,379 | $5.39M | 0.00% | +20,380+3.8% | Added |
| Northern Trust Corp | 574,913 | $5.59M | 0.00% | −20,298−3.4% | Reduced |
| Crestwood Capital Management, L.P. | 648,797 | $6.31M | 4.50% | +448,797+224.4% | Added |
| Frontier Capital Management Co LLC | 1,004,987 | $9.77M | 0.10% | −11,042−1.1% | Reduced |
| Morgan Stanley | 1,013,265 | $9.85M | 0.00% | +225,895+28.7% | Added |
| CenterBook Partners LP | 1,143,612 | $11.1M | 0.69% | −811,464−41.5% | Reduced |
| Millennium Management LLC | 1,224,138 | $11.9M | 0.01% | +119,740+10.8% | Added |
| State Street Corp | 1,579,801 | $15.4M | 0.00% | +150,747+10.5% | Added |
| Citadel Advisors LLC | 1,703,293 | $16.6M | 0.02% | +668,208+64.6% | Added |
| Geode Capital Management, LLC | 1,724,510 | $16.8M | 0.00% | +129,925+8.1% | Added |
| Ararat Capital Management, LP | 1,748,084 | $17.0M | 5.21% | +1,748,084 | New |
| Jacobs Levy Equity Management, Inc | 1,755,014 | $17.1M | 0.07% | +508,458+40.8% | Added |
| Nuveen Asset Management, LLC | 1,757,700 | $17.1M | 0.00% | −184,994−9.5% | Reduced |
| Standard Life Aberdeen plc | 1,909,726 | $18.6M | 0.04% | +207,158+12.2% | Added |
| Deutsche Bank AG | 2,269,924 | $22.1M | 0.01% | +1,739,568+328.0% | Added |
| TimesSquare Capital Management, LLC | 2,755,274 | $26.8M | 0.42% | −214,004−7.2% | Reduced |
| Clearbridge Investments, LLC | 2,898,874 | $28.2M | 0.02% | −1,007,778−25.8% | Reduced |
| Dimensional Fund Advisors LP | 2,928,995 | $28.5M | 0.01% | −301,403−9.3% | Reduced |
| P2 Capital Partners, LLC | 4,872,973 | $47.4M | 5.64% | +2,192,973+81.8% | Added |
| BlackRock Inc. | 5,907,182 | $57.4M | 0.00% | +473,823+8.7% | Added |
| Sunriver Management LLC | 8,019,143 | $77.9M | 9.87% | +1,049,536+15.1% | Added |
| Vanguard Group Inc | 8,717,577 | $84.7M | 0.00% | +44,348+0.5% | Added |
| Atlas Venture Advisors, Inc. | 22,722,770 | $220.9M | 48.58% | 00.0% | Unchanged |
| Vista Equity Partners Management, LLC | 65,010,001 | $631.9M | 16.80% | 00.0% | Unchanged |
| Aperture Investors, LLC | 0 | $0 | 0.00% | −1,590,456−100.0% | Sold out |
| British Columbia Investment Management Corp | 0 | $0 | 0.00% | −617,500−100.0% | Sold out |
| Concentric Capital Strategies, LP | 0 | $0 | 0.00% | −434,348−100.0% | Sold out |
| Scalar Gauge Management, LLC | 0 | $0 | 0.00% | −362,769−100.0% | Sold out |
| Ghisallo Capital Management LLC | 0 | $0 | 0.00% | −250,000−100.0% | Sold out |
| Allianz Asset Management GmbH | 0 | $0 | 0.00% | −235,334−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −231,734−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −180,987−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −177,858−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −158,308−100.0% | Sold out |
| J. Goldman & Co LP | 0 | $0 | 0.00% | −156,954−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −154,080−100.0% | Sold out |
| First Trust Advisors LP | 0 | $0 | 0.00% | −129,408−100.0% | Sold out |
| Kodai Capital Management LP | 0 | $0 | 0.00% | −64,456−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −50,862−100.0% | Sold out |
| Senvest Management, LLC | 0 | $0 | 0.00% | −46,840−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −42,826−100.0% | Sold out |
| Mirae Asset Global Investments Co., Ltd. | 0 | $0 | 0.00% | −30,568−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −39,281−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −38,124−100.0% | Sold out |
| Pearl River Capital, LLC | 0 | $0 | 0.00% | −35,310−100.0% | Sold out |
| American International Group, Inc. | 0 | $0 | 0.00% | −33,228−100.0% | Sold out |
| Capstone Investment Advisors, LLC | 0 | $0 | 0.00% | −32,713−100.0% | Sold out |
| Sherbrooke Park Advisers LLC | 0 | $0 | 0.00% | −31,047−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −30,832−100.0% | Sold out |
| LPL Financial LLC | 0 | $0 | 0.00% | −29,138−100.0% | Sold out |
| Keebeck Alpha, LP | 0 | $0 | 0.00% | −27,807−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −26,500−100.0% | Sold out |
| Teacher Retirement System of Texas | 0 | $0 | 0.00% | −22,143−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −16,926−100.0% | Sold out |
| M&T Bank Corp | 0 | $0 | 0.00% | −13,440−100.0% | Sold out |
| Vontobel Holding Ltd. | 0 | $0 | 0.00% | −12,200−100.0% | Sold out |
| ProShare Advisors LLC | 0 | $0 | 0.00% | −12,113−100.0% | Sold out |
| Petrus Trust Company, LTA | 0 | $0 | 0.00% | −11,321−100.0% | Sold out |
| Hantz Financial Services, Inc. | 0 | $0 | 0.00% | −6,950−100.0% | Sold out |
| DekaBank Deutsche Girozentrale | 0 | $0 | 0.00% | −5,161−100.0% | Sold out |
| Metropolitan Life Insurance Co | 0 | $0 | 0.00% | −3,636−100.0% | Sold out |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −1,897−100.0% | Sold out |
| Private Trust Co NA | 0 | $0 | 0.00% | −496−100.0% | Sold out |
| Fifth Third Bancorp | 0 | $0 | 0.00% | −340−100.0% | Sold out |
| Global Retirement Partners, LLC | 0 | $0 | 0.00% | −210−100.0% | Sold out |
| Fortitude Family Office, LLC | 0 | $0 | 0.00% | −202−100.0% | Sold out |
| CIBC Private Wealth Group, LLC | 0 | $0 | 0.00% | −94−100.0% | Sold out |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 0 | $0 | 0.00% | −9−100.0% | Sold out |