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 |
|---|---|---|---|---|---|
| LPL Financial LLC | 23,116 | $249.9K | 0.00% | +23,116 | New |
| Federated Hermes, Inc. | 22,500 | $243.2K | 0.00% | 00.0% | Unchanged |
| Engineers Gate Manager LP | 21,179 | $228.9K | 0.00% | −4,638−18.0% | Reduced |
| Arizona State Retirement System | 20,803 | $224.9K | 0.00% | +707+3.5% | Added |
| Petrus Trust Company, LTA | 20,376 | $220.3K | 0.02% | +20,376 | New |
| New York State Common Retirement Fund | 19,968 | $215.9K | 0.00% | 00.0% | Unchanged |
| PEAK6 Investments LLC | 19,714 | $213.1K | 0.01% | +19,714 | New |
| Intech Investment Management LLC | 18,450 | $199.4K | 0.00% | +18,450 | New |
| Marex Group plc | 17,000 | $183.8K | 0.00% | 00.0% | Unchanged |
| CI Private Wealth, LLC | 16,839 | $182.0K | 0.00% | +16,839 | New |
| Dynamic Technology Lab Private Ltd | 16,623 | $180.0K | 0.02% | +16,623 | New |
| Versor Investments LP | 16,500 | $178.4K | 0.03% | −10,500−38.9% | Reduced |
| Corton Capital Inc. | 16,089 | $173.9K | 0.08% | +16,089 | New |
| HSBC Holdings PLC | 15,734 | $172.3K | 0.00% | −2,859−15.4% | Reduced |
| Bridgefront Capital, LLC | 14,871 | $160.8K | 0.06% | −1,203−7.5% | Reduced |
| Osterweis Capital Management Inc | 14,285 | $154.4K | 0.01% | 00.0% | Unchanged |
| ProShare Advisors LLC | 13,656 | $147.6K | 0.00% | +13,656 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 13,148 | $142.1K | 0.00% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 12,800 | $138.4K | 0.00% | +12,800 | New |
| American Trust | 12,045 | $130.2K | 0.01% | −1,260−9.5% | Reduced |
| Stoneridge Investment Partners LLC | 11,600 | $125.0K | 0.05% | +11,600 | New |
| Dakota Wealth Management | 11,511 | $124.4K | 0.00% | −748−6.1% | Reduced |
| Pinnacle Wealth Planning Services, Inc. | 11,508 | $124.4K | 0.02% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 10,577 | $114.3K | 0.00% | +10,577 | New |
| Quantbot Technologies LP | 9,772 | $105.6K | 0.00% | +9,772 | New |
| Royal Bank of Canada | 8,773 | $94.0K | 0.00% | −26,272−75.0% | Reduced |
| Tower Research Capital LLC (TRC) | 6,926 | $74.9K | 0.00% | −6,672−49.1% | Reduced |
| Ameritas Investment Partners, Inc. | 6,724 | $72.7K | 0.00% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 6,320 | $68.0K | 0.00% | +6,320 | New |
| FMR LLC | 5,456 | $59.0K | 0.00% | +853+18.5% | Added |
| Antipodes Partners Ltd | 5,023 | $54.3K | 0.00% | +5,023 | New |
| nVerses Capital, LLC | 4,200 | $45.4K | 0.02% | +4,200 | New |
| CWM, LLC | 4,125 | $45.0K | 0.00% | +3,727+936.4% | Added |
| Point72 (DIFC) Ltd | 3,828 | $41.4K | 0.00% | +3,828 | New |
| Proequities, Inc. | 2,545 | $27.5K | 0.00% | −6−0.2% | Reduced |
| Lindbrook Capital, LLC | 2,473 | $26.7K | 0.00% | +41+1.7% | Added |
| Amalgamated Bank | 2,276 | $25.0K | 0.00% | 00.0% | Unchanged |
| Aster Capital Management (DIFC) Ltd | 1,846 | $20.0K | 0.00% | +1,846 | New |
| Nisa Investment Advisors, LLC | 1,588 | $17.2K | 0.00% | −425,822−99.6% | Reduced |
| Simplex Trading, LLC | 1,386 | $14.0K | 0.00% | −17,689−92.7% | Reduced |
| Comerica Bank | 1,283 | $13.9K | 0.00% | +670+109.3% | Added |
| Advisor Group Holdings, Inc. | 1,231 | $13.3K | 0.00% | +26+2.2% | Added |
| Quadrant Capital Group LLC | 941 | $10.2K | 0.00% | −98−9.4% | Reduced |
| Signaturefd, LLC | 931 | $10.1K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 870 | $9.40K | 0.00% | +98+12.7% | Added |
| Point72 Hong Kong Ltd | 654 | $7.07K | 0.00% | +654 | New |
| Parallel Advisors, LLC | 544 | $5.88K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 473 | $5.11K | 0.00% | +268+130.7% | Added |
| Capital Performance Advisors LLP | 418 | $4.52K | 0.00% | +418 | New |
| True Wealth Design, LLC | 302 | $3.27K | 0.00% | +302 | New |
| IFP Advisors, Inc | 300 | $3.24K | 0.00% | −118−28.2% | Reduced |
| Sterling Capital Management LLC | 232 | $2.51K | 0.00% | +232 | New |
| Trust Co of Vermont | 207 | $2.24K | 0.00% | +207 | New |
| CIBC Private Wealth Group, LLC | 180 | $1.95K | 0.00% | +180 | New |
| Versant Capital Management, Inc | 166 | $1.79K | 0.00% | −20−10.8% | Reduced |
| Ronald Blue Trust, Inc. | 168 | $1.63K | 0.00% | +168 | New |
| Farther Finance Advisors, LLC | 111 | $1.21K | 0.00% | +1+0.9% | Added |
| Allspring Global Investments Holdings, LLC | 110 | $1.19K | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 105 | $1.14K | 0.00% | +45+75.0% | Added |
| Bessemer Group Inc | 75 | $1.00K | 0.00% | +75 | New |
| Fifth Third Bancorp | 88 | $951 | 0.00% | +88 | New |
| Allworth Financial LP | 65 | $703 | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 61 | $671 | 0.00% | −38−38.4% | Reduced |
| Private Wealth Management Group, LLC | 50 | $541 | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 34 | $368 | 0.00% | −66−66.0% | Reduced |
| JFS Wealth Advisors, LLC | 26 | $282 | 0.00% | +1+4.0% | Added |
| SJS Investment Consulting Inc. | 10 | $109 | 0.00% | −1−9.1% | Reduced |
| DiNuzzo Private Wealth, Inc. | 5 | $55 | 0.00% | −2−28.6% | Reduced |
| Claris Advisors, LLC | 2 | $22 | 0.00% | +2 | New |
| Huntington National Bank | 1 | $11 | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 9 | $0 | 0.00% | −1−10.0% | Reduced |
| Hemington Wealth Management | 7 | $0 | 0.00% | +7 | New |
| 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 |