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, Q4 2024
Institutional positions in Integral Ad Science Holding Corp. as of Dec 31, 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
- 165
- −4 vs. Q3 2024
- Shares held
- 157.1M
- +1.86M (+1.2%) vs. Q3 2024
- Total value
- $1.64B
- −$38.0M (−2.3%) vs. Q3 2024
- New holders
- 38
- 53 more added
- Sold out
- 42
- 57 more reduced
3 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2024
Shares, value and share of portfolio for each institution holding Integral Ad Science Holding Corp.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Quinn Opportunity Partners LLC | 80,000 | $835.2K | 0.06% | +80,000 | New |
| Algert Global LLC | 82,779 | $864.2K | 0.02% | −314,792−79.2% | Reduced |
| State Board of Administration of Florida Retirement System | 82,976 | $866.3K | 0.00% | +2,212+2.7% | Added |
| Legal & General Group Plc | 83,857 | $875.5K | 0.00% | +13,945+19.9% | Added |
| Wells Fargo & Company | 85,089 | $888.3K | 0.00% | +7,587+9.8% | Added |
| Susquehanna International Group, LLP | 87,966 | $918.4K | 0.00% | −2,877−3.2% | Reduced |
| Russell Investments Group, Ltd. | 94,143 | $982.9K | 0.00% | −29,928−24.1% | Reduced |
| Clune & Associates, Ltd. | 99,324 | $1.04M | 0.34% | +99,324 | New |
| Rhumbline Advisers | 107,450 | $1.12M | 0.00% | −1,275−1.2% | Reduced |
| Qube Research & Technologies Ltd | 107,945 | $1.13M | 0.00% | −40,687−27.4% | Reduced |
| Franklin Resources Inc | 109,192 | $1.14M | 0.00% | −1,257−1.1% | Reduced |
| Boothbay Fund Management, LLC | 117,707 | $1.23M | 0.04% | −58,027−33.0% | Reduced |
| Essex Investment Management Co LLC | 129,301 | $1.35M | 0.24% | −19,155−12.9% | Reduced |
| Barclays PLC | 142,137 | $1.48M | 0.00% | +14,404+11.3% | Added |
| Vestcor Inc | 150,000 | $1.57M | 0.05% | +150,000 | New |
| UBS Asset Management Americas Inc | 155,010 | $1.62M | 0.00% | +46,395+42.7% | Added |
| Swiss National Bank | 158,700 | $1.66M | 0.00% | +18,100+12.9% | Added |
| one8zero8, LLC | 163,050 | $1.70M | 0.37% | +163,050 | New |
| First Trust Advisors LP | 171,378 | $1.79M | 0.00% | +128,056+295.6% | Added |
| Schonfeld Strategic Advisors LLC | 186,352 | $1.95M | 0.01% | +186,352 | New |
| Circumference Group LLC | 190,000 | $1.98M | 1.85% | +40,000+26.7% | Added |
| Horrell Capital Management, Inc. | 190,000 | $1.98M | 0.58% | +40,000+26.7% | Added |
| Monimus Capital Management, LP | 193,482 | $2.02M | 1.90% | +193,482 | New |
| Herald Investment Management Ltd | 200,000 | $2.09M | 0.34% | 00.0% | Unchanged |
| PDT Partners, LLC | 202,032 | $2.11M | 0.19% | −81,181−28.7% | Reduced |
| Renaissance Technologies LLC | 207,600 | $2.17M | 0.00% | +3,400+1.7% | Added |
| Renaissance Group LLC | 208,963 | $2.18M | 0.09% | +13,884+7.1% | Added |
| B. Riley Asset Management, LLC | 229,137 | $2.39M | 2.26% | −34,097−13.0% | Reduced |
| Janus Henderson Group PLC | 242,559 | $2.53M | 0.00% | −116,811−32.5% | Reduced |
| Bank of New York Mellon Corp | 251,091 | $2.62M | 0.00% | +29,145+13.1% | Added |
| JPMorgan Chase & Co | 266,327 | $2.78M | 0.00% | −451,201−62.9% | Reduced |
| Repertoire Partners LP | 284,707 | $2.97M | 6.41% | +129,707+83.7% | Added |
| Rice Hall James & Associates, LLC | 314,129 | $3.28M | 0.18% | +148,082+89.2% | Added |
| Atom Investors LP | 317,544 | $3.32M | 0.41% | −20,608−6.1% | Reduced |
| Bank of America Corp | 339,367 | $3.54M | 0.00% | −24,632−6.8% | Reduced |
| UBS Group AG | 342,078 | $3.57M | 0.00% | +83,630+32.4% | Added |
| Clearline Capital LP | 378,252 | $3.95M | 0.52% | +378,252 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 401,000 | $4.19M | 0.01% | +401,000 | New |
| Goldman Sachs Group Inc | 438,591 | $4.58M | 0.00% | +109,888+33.4% | Added |
| Deutsche Bank AG | 531,664 | $5.55M | 0.00% | −16,577−3.0% | Reduced |
| Morgan Stanley | 577,732 | $6.03M | 0.00% | −324,687−36.0% | Reduced |
| Charles Schwab Investment Management Inc | 603,848 | $6.30M | 0.00% | +7,941+1.3% | Added |
| Northern Trust Corp | 677,204 | $7.07M | 0.00% | +67,038+11.0% | Added |
| Citadel Advisors LLC | 706,343 | $7.37M | 0.01% | −353,886−33.4% | Reduced |
| Invenomic Capital Management LP | 895,061 | $9.34M | 0.53% | +309,752+52.9% | Added |
| Frontier Capital Management Co LLC | 997,511 | $10.4M | 0.10% | −1,827−0.2% | Reduced |
| CenterBook Partners LP | 1,019,044 | $10.6M | 0.64% | +118,719+13.2% | Added |
| Ameriprise Financial Inc | 1,102,299 | $11.5M | 0.00% | −35,642−3.1% | Reduced |
| Jacobs Levy Equity Management, Inc | 1,421,237 | $14.8M | 0.05% | −252,981−15.1% | Reduced |
| State Street Corp | 1,590,057 | $16.6M | 0.00% | +15,424+1.0% | Added |
| Standard Life Aberdeen plc | 1,770,827 | $18.5M | 0.03% | −376,829−17.5% | Reduced |
| Geode Capital Management, LLC | 1,848,738 | $19.3M | 0.00% | +14,079+0.8% | Added |
| Nuveen Asset Management, LLC | 1,920,523 | $20.1M | 0.01% | +15,432+0.8% | Added |
| Rubric Capital Management LP | 1,973,870 | $20.6M | 0.37% | +1,973,870 | New |
| TimesSquare Capital Management, LLC | 2,000,173 | $20.9M | 0.30% | −772,267−27.9% | Reduced |
| Ararat Capital Management, LP | 2,281,912 | $23.8M | 9.51% | +269,346+13.4% | Added |
| Clearbridge Investments, LLC | 2,729,420 | $28.5M | 0.02% | −187,007−6.4% | Reduced |
| Dimensional Fund Advisors LP | 3,789,996 | $39.6M | 0.01% | +580,323+18.1% | Added |
| Alyeska Investment Group, L.P. | 3,979,205 | $41.5M | 0.16% | +3,979,205 | New |
| P2 Capital Partners, LLC | 4,810,000 | $50.2M | 8.53% | −2,544,317−34.6% | Reduced |
| BlackRock, Inc. | 6,039,473 | $63.1M | 0.00% | +34,084+0.6% | Added |
| Sunriver Management LLC | 7,291,034 | $76.1M | 9.11% | −350,432−4.6% | Reduced |
| Vanguard Group Inc | 9,048,546 | $94.5M | 0.00% | +205,562+2.3% | Added |
| Atlas Venture Advisors, Inc. | 22,722,770 | $237.2M | 51.19% | 00.0% | Unchanged |
| Vista Equity Partners Management, LLC | 65,010,001 | $678.7M | 40.44% | 00.0% | Unchanged |
| Crestwood Capital Management, L.P. | 0 | $0 | 0.00% | −650,738−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −262,188−100.0% | Sold out |
| Washington Harbour Partners LP | 0 | $0 | 0.00% | −161,300−100.0% | Sold out |
| UBS Oconnor LLC | 0 | $0 | 0.00% | −158,043−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −137,755−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −116,939−100.0% | Sold out |
| Danske Bank A/S | 0 | $0 | 0.00% | −77,513−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −68,919−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −60,985−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −56,562−100.0% | Sold out |
| Bank of Montreal | 0 | $0 | 0.00% | −49,918−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −46,675−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −43,470−100.0% | Sold out |
| Landscape Capital Management, L.L.C. | 0 | $0 | 0.00% | −38,722−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −34,461−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −34,303−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −30,443−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −26,900−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −23,864−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −23,500−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −21,179−100.0% | Sold out |
| Petrus Trust Company, LTA | 0 | $0 | 0.00% | −20,376−100.0% | Sold out |
| CI Private Wealth, LLC | 0 | $0 | 0.00% | −16,839−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −16,623−100.0% | Sold out |
| Corton Capital Inc. | 0 | $0 | 0.00% | −16,089−100.0% | Sold out |
| HSBC Holdings PLC | 0 | $0 | 0.00% | −15,734−100.0% | Sold out |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −14,871−100.0% | Sold out |
| Dakota Wealth Management | 0 | $0 | 0.00% | −11,511−100.0% | Sold out |
| Pinnacle Wealth Planning Services, Inc. | 0 | $0 | 0.00% | −11,508−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −9,772−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −6,320−100.0% | Sold out |
| Antipodes Partners Ltd | 0 | $0 | 0.00% | −5,023−100.0% | Sold out |
| nVerses Capital, LLC | 0 | $0 | 0.00% | −4,200−100.0% | Sold out |
| Point72 (DIFC) Ltd | 0 | $0 | 0.00% | −3,828−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −1,846−100.0% | Sold out |