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 |
|---|---|---|---|---|---|
| Covestor Ltd | 14 | $0 | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 5 | $71 | 0.00% | +5 | New |
| Farther Finance Advisors, LLC | 35 | $499 | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 39 | $557 | 0.00% | 00.0% | Unchanged |
| Baker Avenue Asset Management, LP | 52 | $742 | 0.00% | −200−79.4% | Reduced |
| Ronald Blue Trust, Inc. | 190 | $2.00K | 0.00% | +190 | New |
| CWM, LLC | 199 | $3.00K | 0.00% | −13−6.1% | Reduced |
| Global Retirement Partners, LLC | 229 | $3.57K | 0.00% | 00.0% | Unchanged |
| Ellevest, Inc. | 314 | $4.48K | 0.00% | +12+4.0% | Added |
| TCI Wealth Advisors, Inc. | 419 | $5.98K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 507 | $7.24K | 0.00% | 00.0% | Unchanged |
| Private Trust Co NA | 652 | $9.30K | 0.00% | −163−20.0% | Reduced |
| Parallel Advisors, LLC | 710 | $10.1K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 751 | $10.7K | 0.00% | −185−19.8% | Reduced |
| Quadrant Capital Group LLC | 1,039 | $14.8K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 1,103 | $15.0K | 0.00% | +445+67.6% | Added |
| Tower Research Capital LLC (TRC) | 1,093 | $16.0K | 0.00% | +738+207.9% | Added |
| Signaturefd, LLC | 1,339 | $19.1K | 0.00% | −35−2.5% | Reduced |
| Nisa Investment Advisors, LLC | 1,387 | $20.0K | 0.00% | +1,310+1,701.3% | Added |
| Citigroup Inc | 1,505 | $21.5K | 0.00% | +697+86.3% | Added |
| Leonteq Securities AG | 1,756 | $25.1K | 0.00% | −70−3.8% | Reduced |
| Lindbrook Capital, LLC | 2,068 | $29.5K | 0.00% | −17−0.8% | Reduced |
| Metropolitan Life Insurance Co | 2,230 | $31.8K | 0.00% | −267−10.7% | Reduced |
| Royal Bank of Canada | 2,471 | $35.0K | 0.00% | −5,094−67.3% | Reduced |
| Ameritas Investment Partners, Inc. | 2,499 | $35.7K | 0.00% | 00.0% | Unchanged |
| Aquatic Capital Management LLC | 2,500 | $36.0K | 0.00% | +2,500 | New |
| Advisor Group Holdings, Inc. | 2,739 | $39.1K | 0.00% | −317−10.4% | Reduced |
| Legal & General Group Plc | 4,094 | $58.3K | 0.00% | −116−2.8% | Reduced |
| Amalgamated Bank | 4,398 | $63.0K | 0.00% | −858−16.3% | Reduced |
| State of Wyoming | 5,808 | $82.9K | 0.03% | +5,808 | New |
| Amundi | 6,620 | $97.4K | 0.00% | −3,138−32.2% | Reduced |
| Counterpoint Mutual Funds LLC | 7,597 | $108.4K | 0.10% | +7,597 | New |
| Lazard Asset Management LLC | 7,773 | $110.0K | 0.00% | −8,455−52.1% | Reduced |
| Wells Fargo & Company | 9,408 | $134.3K | 0.00% | +6,050+180.2% | Added |
| Two Sigma Advisers, LP | 10,400 | $148.4K | 0.00% | −40,900−79.7% | Reduced |
| UBS Group AG | 11,283 | $161.0K | 0.00% | +498+4.6% | Added |
| Jane Street Group, LLC | 11,343 | $161.9K | 0.00% | −30,179−72.7% | Reduced |
| Pinnacle Wealth Planning Services, Inc. | 11,508 | $164.2K | 0.03% | 00.0% | Unchanged |
| STRS Ohio | 11,600 | $165.0K | 0.00% | 00.0% | Unchanged |
| Fox Run Management, L.L.C. | 11,657 | $166.3K | 0.05% | +11,657 | New |
| California State Teachers Retirement System | 14,198 | $202.6K | 0.00% | −1,048−6.9% | Reduced |
| SG Americas Securities, LLC | 14,220 | $203.0K | 0.00% | −12,598−47.0% | Reduced |
| American Trust | 14,232 | $203.1K | 0.01% | −295−2.0% | Reduced |
| Bayesian Capital Management, LP | 15,900 | $226.9K | 0.03% | +15,900 | New |
| Manufacturers Life Insurance Company, The | 18,303 | $261.2K | 0.00% | +73+0.4% | Added |
| American International Group, Inc. | 18,432 | $263.0K | 0.00% | +367+2.0% | Added |
| Richelieu Gestion PLC | 18,670 | $266.0K | 0.24% | +4,047+27.7% | Added |
| M&T Bank Corp | 19,142 | $273.1K | 0.00% | −4,503−19.0% | Reduced |
| MetLife Investment Management | 19,760 | $282.0K | 0.00% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 23,876 | $340.7K | 0.00% | +23,876 | New |
| New York State Common Retirement Fund | 24,437 | $348.7K | 0.00% | 00.0% | Unchanged |
| Voya Investment Management LLC | 30,194 | $430.9K | 0.00% | −684−2.2% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 30,568 | $436.2K | 0.00% | +16,313+114.4% | Added |
| Cornercap Investment Counsel Inc | 37,041 | $528.6K | 0.09% | +37,041 | New |
| Barclays PLC | 37,153 | $530.2K | 0.00% | −946−2.5% | Reduced |
| TownSquare Capital, LLC | 39,648 | $565.8K | 0.01% | +957+2.5% | Added |
| LPL Financial LLC | 41,537 | $592.7K | 0.00% | +454+1.1% | Added |
| ExodusPoint Capital Management, LP | 43,253 | $617.0K | 0.01% | −17,423−28.7% | Reduced |
| State of Wisconsin Investment Board | 48,200 | $687.8K | 0.00% | −6,800−12.4% | Reduced |
| Advisory Research Inc | 48,211 | $688.0K | 0.11% | +48,211 | New |
| Alliancebernstein L.P. | 49,000 | $699.2K | 0.00% | 00.0% | Unchanged |
| Raymond James Financial Services Advisors, Inc. | 51,259 | $731.5K | 0.00% | +40,525+377.5% | Added |
| JPMorgan Chase & Co | 52,375 | $748.0K | 0.00% | −4,694−8.2% | Reduced |
| Principal Financial Group Inc | 53,086 | $757.5K | 0.00% | +53,086 | New |
| Los Angeles Capital Management LLC | 54,505 | $777.8K | 0.00% | +17,835+48.6% | Added |
| Rhumbline Advisers | 55,447 | $791.0K | 0.00% | +1,351+2.5% | Added |
| Dark Forest Capital Management LP | 77,292 | $1.10M | 0.26% | +77,292 | New |
| Chartwell Investment Partners, LLC | 118,214 | $1.69M | 0.06% | +3,955+3.5% | Added |
| Arrowstreet Capital, Limited Partnership | 120,875 | $1.73M | 0.00% | +120,875 | New |
| First Trust Advisors LP | 124,706 | $1.78M | 0.00% | +124,706 | New |
| Tudor Investment Corp Et Al | 128,065 | $1.83M | 0.03% | −69,382−35.1% | Reduced |
| Bank of New York Mellon Corp | 131,039 | $1.87M | 0.00% | +13,668+11.6% | Added |
| Deutsche Bank AG | 137,390 | $1.96M | 0.00% | +7,798+6.0% | Added |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | 156,800 | $2.16M | 1.25% | +146,000+1,351.9% | Added |
| Lisanti Capital Growth, LLC | 155,360 | $2.22M | 0.31% | +155,360 | New |
| SEI Investments Co | 156,572 | $2.23M | 0.00% | +32,636+26.3% | Added |
| Susquehanna International Group, LLP | 160,736 | $2.29M | 0.00% | +160,736 | New |
| Bank of Montreal | 175,406 | $2.50M | 0.00% | −13,132−7.0% | Reduced |
| G2 Investment Partners Management LLC | 185,000 | $2.64M | 0.76% | +185,000 | New |
| Prudential Financial Inc | 190,250 | $2.71M | 0.00% | +190,250 | New |
| Renaissance Technologies LLC | 198,100 | $2.83M | 0.00% | −11,980−5.7% | Reduced |
| EAM Investors, LLC | 198,637 | $2.83M | 0.56% | +198,637 | New |
| Norges Bank | 200,500 | $2.86M | 0.00% | +200,500 | New |
| D. E. Shaw & Co., Inc. | 211,757 | $3.02M | 0.00% | −167,948−44.2% | Reduced |
| Bank of America Corp | 228,453 | $3.26M | 0.00% | −71,440−23.8% | Reduced |
| Industrial Alliance Investment Management Inc. | 239,920 | $3.42M | 0.10% | +239,920 | New |
| Citadel Advisors LLC | 257,206 | $3.67M | 0.00% | −669,568−72.2% | Reduced |
| Goldman Sachs Group Inc | 267,680 | $3.82M | 0.00% | −12,204−4.4% | Reduced |
| Charles Schwab Investment Management Inc | 275,596 | $3.93M | 0.00% | −4,042−1.4% | Reduced |
| HarbourVest Partners LLC | 305,298 | $4.36M | 1.47% | 00.0% | Unchanged |
| CenterBook Partners LP | 312,161 | $4.45M | 0.63% | +292,305+1,472.1% | Added |
| Northern Trust Corp | 316,354 | $4.51M | 0.00% | −7,007−2.2% | Reduced |
| Marshall Wace, LLP | 340,546 | $4.86M | 0.01% | −68,975−16.8% | Reduced |
| EVR Research LP | 370,000 | $5.28M | 1.32% | +370,000 | New |
| Nuveen Asset Management, LLC | 434,731 | $6.20M | 0.00% | −19,336−4.3% | Reduced |
| Millennium Management LLC | 464,460 | $6.63M | 0.01% | +185,419+66.4% | Added |
| Invesco Ltd. | 502,843 | $7.18M | 0.00% | +416,662+483.5% | Added |
| Indaba Capital Management, L.P. | 538,000 | $7.68M | 2.37% | −1,847,840−77.5% | Reduced |
| State Street Corp | 658,266 | $9.39M | 0.00% | +28,629+4.5% | Added |
| Frontier Capital Management Co LLC | 726,067 | $10.4M | 0.11% | −65,707−8.3% | Reduced |