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 |
|---|---|---|---|---|---|
| Hemington Wealth Management | 11 | $0 | 0.00% | +4+57.1% | Added |
| Covestor Ltd | 10 | $0 | 0.00% | +1+11.1% | Added |
| Huntington National Bank | 1 | $10 | 0.00% | 00.0% | Unchanged |
| Parkworth Wealth Management, Inc. | 1 | $10 | 0.00% | +1 | New |
| DiNuzzo Private Wealth, Inc. | 1 | $11 | 0.00% | −4−80.0% | Reduced |
| JFS Wealth Advisors, LLC | 2 | $21 | 0.00% | −24−92.3% | Reduced |
| Global Financial Private Client, LLC | 2 | $21 | 0.00% | +2 | New |
| SJS Investment Consulting Inc. | 6 | $63 | 0.00% | −4−40.0% | Reduced |
| Northwestern Mutual Wealth Management Co | 27 | $282 | 0.00% | −7−20.6% | Reduced |
| EverSource Wealth Advisors, LLC | 34 | $355 | 0.00% | +34 | New |
| Private Wealth Management Group, LLC | 50 | $522 | 0.00% | 00.0% | Unchanged |
| Fifth Third Bancorp | 52 | $543 | 0.00% | −36−40.9% | Reduced |
| Rothschild Investment LLC | 85 | $887 | 0.00% | −20−19.0% | Reduced |
| Farther Finance Advisors, LLC | 86 | $898 | 0.00% | −25−22.5% | Reduced |
| SBI Securities Co., Ltd. | 105 | $1.10K | 0.00% | +105 | New |
| Allworth Financial LP | 115 | $1.16K | 0.00% | +50+76.9% | Added |
| CIBC Private Wealth Group, LLC | 180 | $1.84K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 204 | $2.13K | 0.00% | −666−76.6% | Reduced |
| Trust Co of Vermont | 207 | $2.16K | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 276 | $2.86K | 0.00% | +215+352.5% | Added |
| IFP Advisors, Inc | 299 | $3.14K | 0.00% | −1−0.3% | Reduced |
| Advisor Group Holdings, Inc. | 351 | $3.66K | 0.00% | −880−71.5% | Reduced |
| GAMMA Investing LLC | 512 | $5.34K | 0.00% | +39+8.2% | Added |
| Signaturefd, LLC | 518 | $5.41K | 0.00% | −413−44.4% | Reduced |
| Parallel Advisors, LLC | 544 | $5.68K | 0.00% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 922 | $9.63K | 0.00% | +756+455.4% | Added |
| Quadrant Capital Group LLC | 941 | $9.82K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 1,151 | $12.0K | 0.00% | −235−17.0% | Reduced |
| Comerica Bank | 1,254 | $13.1K | 0.00% | −29−2.3% | Reduced |
| Tower Research Capital LLC (TRC) | 1,392 | $14.5K | 0.00% | −5,534−79.9% | Reduced |
| Nisa Investment Advisors, LLC | 1,633 | $17.0K | 0.00% | +45+2.8% | Added |
| Sterling Capital Management LLC | 2,052 | $21.4K | 0.00% | +1,820+784.5% | Added |
| CWM, LLC | 2,276 | $24.0K | 0.00% | −1,849−44.8% | Reduced |
| Amalgamated Bank | 2,276 | $24.0K | 0.00% | 00.0% | Unchanged |
| Lindbrook Capital, LLC | 2,408 | $25.1K | 0.00% | −65−2.6% | Reduced |
| Proequities, Inc. | 2,525 | $25.4K | 0.00% | −20−0.8% | Reduced |
| State of Wyoming | 4,903 | $51.2K | 0.01% | +4,903 | New |
| FMR LLC | 5,405 | $56.4K | 0.00% | −51−0.9% | Reduced |
| Alta Fox Capital Management, LLC | 5,800 | $60.6K | 0.02% | +5,800 | New |
| Ameritas Investment Partners, Inc. | 6,724 | $70.2K | 0.00% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 10,400 | $108.6K | 0.00% | −22,000−67.9% | Reduced |
| Creative Planning | 11,059 | $115.5K | 0.00% | +11,059 | New |
| BNP Paribas Arbitrage, SA | 11,488 | $119.9K | 0.00% | +11,488 | New |
| American Trust | 11,559 | $120.7K | 0.01% | −486−4.0% | Reduced |
| Sherbrooke Park Advisers LLC | 12,604 | $131.6K | 0.04% | +12,604 | New |
| Public Employees Retirement System of Ohio | 12,800 | $133.6K | 0.00% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 13,148 | $137.3K | 0.00% | 00.0% | Unchanged |
| Versor Investments LP | 13,400 | $139.9K | 0.02% | −3,100−18.8% | Reduced |
| ClearAlpha Technologies LP | 13,670 | $142.7K | 0.12% | +13,670 | New |
| PEAK6 LLC | 14,012 | $146.3K | 0.01% | +14,012 | New |
| Osterweis Capital Management Inc | 14,285 | $149.1K | 0.01% | 00.0% | Unchanged |
| Prelude Capital Management, LLC | 14,693 | $153.4K | 0.01% | +14,693 | New |
| Police & Firemen's Retirement System of New Jersey | 14,716 | $153.6K | 0.00% | +14,716 | New |
| Handelsbanken Fonder AB | 15,500 | $162.0K | 0.00% | +15,500 | New |
| XTX Topco Ltd | 16,509 | $172.4K | 0.01% | +16,509 | New |
| Royal Bank of Canada | 17,502 | $182.0K | 0.00% | +8,729+99.5% | Added |
| Cornerstone Investment Partners, LLC | 17,941 | $187.3K | 0.01% | +17,941 | New |
| Marex Group plc | 18,000 | $187.9K | 0.00% | +1,000+5.9% | Added |
| New York State Common Retirement Fund | 19,968 | $208.5K | 0.00% | 00.0% | Unchanged |
| Federated Hermes, Inc. | 20,000 | $208.8K | 0.00% | −2,500−11.1% | Reduced |
| ProShare Advisors LLC | 20,556 | $214.6K | 0.00% | +6,900+50.5% | Added |
| Arizona State Retirement System | 23,404 | $244.3K | 0.00% | +2,601+12.5% | Added |
| US Bancorp | 23,776 | $248.2K | 0.00% | −12,000−33.5% | Reduced |
| LPL Financial LLC | 23,845 | $248.9K | 0.00% | +729+3.2% | Added |
| KLP Kapitalforvaltning AS | 24,600 | $256.8K | 0.00% | +24,600 | New |
| Centiva Capital, LP | 25,000 | $261.0K | 0.01% | −11,881−32.2% | Reduced |
| Stoneridge Investment Partners LLC | 27,808 | $290.0K | 0.10% | +16,208+139.7% | Added |
| Oppenheimer & Co Inc | 28,040 | $292.7K | 0.00% | +2,069+8.0% | Added |
| Price T Rowe Associates Inc | 27,997 | $293.0K | 0.00% | +4,099+17.2% | Added |
| Harvest Management LLC | 30,000 | $313.2K | 0.16% | +30,000 | New |
| SG Americas Securities, LLC | 30,690 | $320.0K | 0.00% | −7,040−18.7% | Reduced |
| Thrivent Financial for Lutherans | 31,417 | $328.0K | 0.00% | −242,582−88.5% | Reduced |
| Envestnet Asset Management Inc | 31,807 | $332.1K | 0.00% | +2,188+7.4% | Added |
| Victory Capital Management Inc | 32,880 | $343.3K | 0.00% | +2,695+8.9% | Added |
| State of Wisconsin Investment Board | 34,390 | $359.0K | 0.00% | +23,813+225.1% | Added |
| Corebridge Financial, Inc. | 36,288 | $378.8K | 0.00% | −2,352−6.1% | Reduced |
| Manufacturers Life Insurance Company, The | 36,633 | $382.4K | 0.00% | −1,047−2.8% | Reduced |
| EntryPoint Capital, LLC | 37,083 | $387.1K | 0.16% | +37,083 | New |
| LMR Partners LLP | 38,079 | $397.5K | 0.01% | +38,079 | New |
| Voya Investment Management LLC | 38,520 | $402.1K | 0.00% | −5,155−11.8% | Reduced |
| Legato Capital Management LLC | 38,725 | $404.3K | 0.05% | −12,163−23.9% | Reduced |
| Colony Group, LLC | 40,172 | $419.4K | 0.00% | −19,828−33.0% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 41,519 | $433.5K | 0.00% | +1,832+4.6% | Added |
| MetLife Investment Management | 44,921 | $469.0K | 0.00% | +4,123+10.1% | Added |
| Intech Investment Management LLC | 49,444 | $516.2K | 0.01% | +30,994+168.0% | Added |
| Invesco Ltd. | 50,544 | $527.7K | 0.00% | +7,229+16.7% | Added |
| AQR Capital Management LLC | 53,445 | $558.0K | 0.00% | −115,273−68.3% | Reduced |
| Highland Capital Management Fund Advisors, L.P. | 53,661 | $560.2K | 0.07% | +53,661 | New |
| Tejara Capital Ltd | 60,000 | $626.4K | 0.41% | +60,000 | New |
| Cantor Fitzgerald, L. P. | 61,000 | $636.8K | 0.02% | +61,000 | New |
| Jennison Associates LLC | 63,538 | $663.3K | 0.00% | +2,046+3.3% | Added |
| Millennium Management LLC | 64,124 | $669.5K | 0.00% | +64,124 | New |
| Nine Masts Capital Ltd | 64,291 | $671.2K | 0.12% | +64,291 | New |
| Citigroup Inc | 66,526 | $694.5K | 0.00% | +13,402+25.2% | Added |
| Eisler Capital Management Ltd. | 70,000 | $740.3K | 0.02% | +70,000 | New |
| Canada Pension Plan Investment Board | 72,000 | $751.7K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 74,874 | $781.7K | 0.00% | +6,564+9.6% | Added |
| Alliancebernstein L.P. | 76,580 | $799.5K | 0.00% | 00.0% | Unchanged |
| Raymond James Financial Inc | 77,314 | $807.2K | 0.00% | +77,314 | New |
| Militia Capital Partners, LP | 78,000 | $814.3K | 0.38% | +78,000 | New |