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, Q2 2025
Institutional positions in Integral Ad Science Holding Corp. as of Jun 30, 2025. 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
- 170
- −16 vs. Q1 2025
- Shares held
- 161.4M
- +2.40M (+1.5%) vs. Q1 2025
- Total value
- $1.34B
- +$59.6M (+4.7%) vs. Q1 2025
- New holders
- 36
- 72 more added
- Sold out
- 52
- 44 more reduced
1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: 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, Q2 2025
Shares, value and share of portfolio for each institution holding Integral Ad Science Holding Corp.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| DRW Securities, LLC | 28,347 | $235.6K | 0.02% | +28,347 | New |
| Prelude Capital Management, LLC | 28,209 | $234.4K | 0.02% | +182+0.6% | Added |
| LPL Financial LLC | 27,178 | $225.8K | 0.00% | +3,928+16.9% | Added |
| EP Wealth Advisors, LLC | 27,128 | $225.4K | 0.00% | −553−2.0% | Reduced |
| Campbell & CO Investment Adviser LLC | 26,314 | $218.7K | 0.01% | +26,314 | New |
| Lazard Asset Management LLC | 25,957 | $215.0K | 0.00% | +25,957 | New |
| Centiva Capital, LP | 25,029 | $208.0K | 0.01% | +29+0.1% | Added |
| KLP Kapitalforvaltning AS | 24,600 | $204.4K | 0.00% | 00.0% | Unchanged |
| Arizona State Retirement System | 23,899 | $198.6K | 0.00% | +589+2.5% | Added |
| Brevan Howard Capital Management LP | 22,762 | $189.2K | 0.00% | +22,762 | New |
| US Bancorp | 22,158 | $184.1K | 0.00% | −1,640−6.9% | Reduced |
| CastleKnight Management LP | 20,098 | $167.0K | 0.01% | +20,098 | New |
| New York State Common Retirement Fund | 19,968 | $165.9K | 0.00% | 00.0% | Unchanged |
| Jump Financial, LLC | 19,520 | $162.2K | 0.00% | −80,550−80.5% | Reduced |
| Graham Capital Management, L.P. | 19,166 | $159.3K | 0.00% | +19,166 | New |
| Police & Firemen's Retirement System of New Jersey | 18,503 | $153.8K | 0.00% | +3,787+25.7% | Added |
| Franklin Resources Inc | 17,539 | $145.7K | 0.00% | −139−0.8% | Reduced |
| Sherbrooke Park Advisers LLC | 17,479 | $145.3K | 0.06% | −13,335−43.3% | Reduced |
| Intrust Bank NA | 17,353 | $144.2K | 0.01% | +17,353 | New |
| Gotham Asset Management, LLC | 15,708 | $130.5K | 0.00% | +15,708 | New |
| ProShare Advisors LLC | 15,631 | $129.9K | 0.00% | −170−1.1% | Reduced |
| MQS Management LLC | 15,480 | $128.6K | 0.07% | +15,480 | New |
| Creative Planning | 14,699 | $122.1K | 0.00% | +14,699 | New |
| Mariner, LLC | 14,297 | $118.8K | 0.00% | +14,297 | New |
| QRG Capital Management, Inc. | 14,009 | $116.4K | 0.00% | +14,009 | New |
| Teacher Retirement System of Texas | 13,625 | $113.2K | 0.00% | +1,739+14.6% | Added |
| PDT Partners, LLC | 13,586 | $112.9K | 0.01% | −215,391−94.1% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 13,148 | $109.3K | 0.00% | 00.0% | Unchanged |
| Engineers Gate Manager LP | 12,811 | $106.5K | 0.00% | −28,794−69.2% | Reduced |
| Corton Capital Inc. | 12,068 | $100.3K | 0.12% | −3,079−20.3% | Reduced |
| Mercer Global Advisors Inc | 11,411 | $94.8K | 0.00% | +11,411 | New |
| Public Employees Retirement System of Ohio | 11,121 | $92.4K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 10,158 | $84.4K | 0.00% | +5,862+136.5% | Added |
| CWM, LLC | 9,019 | $75.0K | 0.00% | +8,350+1,248.1% | Added |
| Ameritas Investment Partners, Inc. | 7,783 | $64.7K | 0.00% | +1,059+15.7% | Added |
| Aster Capital Management (DIFC) Ltd | 5,209 | $43.3K | 0.01% | +4,739+1,008.3% | Added |
| FMR LLC | 4,564 | $37.9K | 0.00% | −235−4.9% | Reduced |
| Amalgamated Bank | 2,519 | $21.0K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 2,191 | $18.2K | 0.00% | −169−7.2% | Reduced |
| Mount Yale Investment Advisors, LLC | 2,071 | $17.2K | 0.00% | +2,071 | New |
| NBC Securities, Inc. | 1,854 | $15.0K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 1,747 | $14.5K | 0.00% | +626+55.8% | Added |
| Simplex Trading, LLC | 1,775 | $14.0K | 0.00% | +1,278+257.1% | Added |
| Versant Capital Management, Inc | 1,412 | $11.7K | 0.00% | +1,179+506.0% | Added |
| Nisa Investment Advisors, LLC | 1,343 | $11.2K | 0.00% | −34−2.5% | Reduced |
| Umb Bank N A | 1,216 | $10.1K | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 1,026 | $8.53K | 0.00% | +1,011+6,740.0% | Added |
| GAMMA Investing LLC | 963 | $8.00K | 0.00% | +552+134.3% | Added |
| Huntington National Bank | 933 | $7.75K | 0.00% | −9−1.0% | Reduced |
| Skopos Labs, Inc. | 751 | $6.24K | 0.00% | +717+2,108.8% | Added |
| Comerica Bank | 701 | $5.83K | 0.00% | +74+11.8% | Added |
| Farther Finance Advisors, LLC | 561 | $4.66K | 0.00% | +476+560.0% | Added |
| IFP Advisors, Inc | 103 | $4.16K | 0.00% | −196−65.6% | Reduced |
| Advisor Group Holdings, Inc. | 478 | $3.96K | 0.00% | +126+35.8% | Added |
| Covestor Ltd | 319 | $3.00K | 0.00% | +309+3,090.0% | Added |
| Rothschild Investment LLC | 230 | $1.91K | 0.00% | +95+70.4% | Added |
| Trust Co of Vermont | 207 | $1.72K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 206 | $1.71K | 0.00% | +193+1,484.6% | Added |
| Clearstead Advisors, LLC | 206 | $1.71K | 0.00% | +206 | New |
| Parallel Advisors, LLC | 183 | $1.52K | 0.00% | −383−67.7% | Reduced |
| CIBC Private Wealth Group, LLC | 180 | $1.50K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 171 | $1.42K | 0.00% | −222−56.5% | Reduced |
| SBI Securities Co., Ltd. | 85 | $706 | 0.00% | +2+2.4% | Added |
| Parkside Financial Bank & Trust | 65 | $540 | 0.00% | +65 | New |
| Fifth Third Bancorp | 27 | $224 | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 18 | $144 | 0.00% | −257−93.5% | Reduced |
| True Wealth Design, LLC | 14 | $117 | 0.00% | +14 | New |
| Massmutual Trust Co FSB | 14 | $116 | 0.00% | +14 | New |
| National Bank of Canada | 7 | $58 | 0.00% | +7 | New |
| Essential Partners LLC | 5 | $42 | 0.00% | +5 | New |
| TimesSquare Capital Management, LLC | 0 | $0 | 0.00% | −1,719,863−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −923,168−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −496,400−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −406,770−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −246,590−100.0% | Sold out |
| Jefferies Financial Group Inc. | 0 | $0 | 0.00% | −225,000−100.0% | Sold out |
| Atom Investors LP | 0 | $0 | 0.00% | −167,575−100.0% | Sold out |
| Inflection Point Investments LLP | 0 | $0 | 0.00% | −156,899−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −134,922−100.0% | Sold out |
| Essex Investment Management Co LLC | 0 | $0 | 0.00% | −128,408−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −107,327−100.0% | Sold out |
| Tejara Capital Ltd | 0 | $0 | 0.00% | −99,854−100.0% | Sold out |
| Semanteon Capital Management, LP | 0 | $0 | 0.00% | −94,662−100.0% | Sold out |
| B. Riley Asset Management, LLC | 0 | $0 | 0.00% | −83,930−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −79,423−100.0% | Sold out |
| Jennison Associates LLC | 0 | $0 | 0.00% | −76,373−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −76,155−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −74,787−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −58,100−100.0% | Sold out |
| Susquehanna Fundamental Investments, LLC | 0 | $0 | 0.00% | −58,002−100.0% | Sold out |
| Repertoire Partners LP | 0 | $0 | 0.00% | −49,301−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −47,687−100.0% | Sold out |
| Legato Capital Management LLC | 0 | $0 | 0.00% | −38,239−100.0% | Sold out |
| Corebridge Financial, Inc. | 0 | $0 | 0.00% | −35,758−100.0% | Sold out |
| Caxton Associates LLP | 0 | $0 | 0.00% | −35,029−100.0% | Sold out |
| Marex Group plc | 0 | $0 | 0.00% | −18,000−100.0% | Sold out |
| Diametric Capital, LP | 0 | $0 | 0.00% | −17,467−100.0% | Sold out |
| Cornerstone Investment Partners, LLC | 0 | $0 | 0.00% | −16,497−100.0% | Sold out |
| CIBC World Markets Corp | 0 | $0 | 0.00% | −16,196−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −15,720−100.0% | Sold out |