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 2022
Institutional positions in Integral Ad Science Holding Corp. as of Sep 30, 2022. 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
- 104
- +11 vs. Q2 2022
- Shares held
- 148.9M
- −881.0K (−0.6%) vs. Q2 2022
- Total value
- $1.08B
- −$408.9M (−27.5%) vs. Q2 2022
- New holders
- 28
- 46 more added
- Sold out
- 17
- 18 more reduced
Compare with Q2 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, Q3 2022
Shares, value and share of portfolio for each institution holding Integral Ad Science Holding Corp.; share changes are against Q2 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Schonfeld Strategic Advisors LLC | 3,402,525 | $24.6M | 0.21% | +1,099,825+47.8% | Added |
| Vanguard Group Inc | 4,752,765 | $34.4M | 0.00% | +2,070,907+77.2% | Added |
| Atlas Venture Advisors, Inc. | 22,722,771 | $164.5M | 59.26% | 00.0% | Unchanged |
| Vista Equity Partners Management, LLC | 94,380,001 | $683.3M | 10.96% | 00.0% | Unchanged |
| Sapphire Ventures, L.L.C. | 0 | $0 | 0.00% | −5,043,017−100.0% | Sold out |
| Lord, Abbett & Co. LLC | 0 | $0 | 0.00% | −1,432,981−100.0% | Sold out |
| Price T Rowe Associates Inc | 0 | $0 | 0.00% | −1,356,468−100.0% | Sold out |
| Stony Point Capital LLC | 0 | $0 | 0.00% | −228,222−100.0% | Sold out |
| Liontrust Investment Partners LLP | 0 | $0 | 0.00% | −75,000−100.0% | Sold out |
| B. Riley Asset Management, LLC | 0 | $0 | 0.00% | −72,600−100.0% | Sold out |
| PDT Partners, LLC | 0 | $0 | 0.00% | −59,970−100.0% | Sold out |
| EFG Asset Management (North America) Corp. | 0 | $0 | 0.00% | −58,157−100.0% | Sold out |
| Silicon Valley Capital Partners | 0 | $0 | 0.00% | −24,065−100.0% | Sold out |
| Landscape Capital Management, L.L.C. | 0 | $0 | 0.00% | −19,582−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −16,600−100.0% | Sold out |
| Cornerstone Investment Partners, LLC | 0 | $0 | 0.00% | −12,225−100.0% | Sold out |
| Picton Mahoney Asset Management | 0 | $0 | 0.00% | −6,250−100.0% | Sold out |
| Private Trust Co NA | 0 | $0 | 0.00% | −709−100.0% | Sold out |
| TCI Wealth Advisors, Inc. | 0 | $0 | 0.00% | −305−100.0% | Sold out |
| Captrust Financial Advisors | 0 | $0 | 0.00% | −127−100.0% | Sold out |
| Massmutual Trust Co FSB | 0 | $0 | 0.00% | −13−100.0% | Sold out |