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 |
|---|---|---|---|---|---|
| Essential Partners LLC | 5 | $42 | 0.00% | +5 | New |
| National Bank of Canada | 7 | $58 | 0.00% | +7 | New |
| Massmutual Trust Co FSB | 14 | $116 | 0.00% | +14 | New |
| True Wealth Design, LLC | 14 | $117 | 0.00% | +14 | New |
| Smartleaf Asset Management LLC | 18 | $144 | 0.00% | −257−93.5% | Reduced |
| Fifth Third Bancorp | 27 | $224 | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 65 | $540 | 0.00% | +65 | New |
| SBI Securities Co., Ltd. | 85 | $706 | 0.00% | +2+2.4% | Added |
| Signaturefd, LLC | 171 | $1.42K | 0.00% | −222−56.5% | Reduced |
| CIBC Private Wealth Group, LLC | 180 | $1.50K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 183 | $1.52K | 0.00% | −383−67.7% | Reduced |
| Allworth Financial LP | 206 | $1.71K | 0.00% | +193+1,484.6% | Added |
| Clearstead Advisors, LLC | 206 | $1.71K | 0.00% | +206 | New |
| Trust Co of Vermont | 207 | $1.72K | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 230 | $1.91K | 0.00% | +95+70.4% | Added |
| Covestor Ltd | 319 | $3.00K | 0.00% | +309+3,090.0% | Added |
| Advisor Group Holdings, Inc. | 478 | $3.96K | 0.00% | +126+35.8% | Added |
| IFP Advisors, Inc | 103 | $4.16K | 0.00% | −196−65.6% | Reduced |
| Farther Finance Advisors, LLC | 561 | $4.66K | 0.00% | +476+560.0% | Added |
| Comerica Bank | 701 | $5.83K | 0.00% | +74+11.8% | Added |
| Skopos Labs, Inc. | 751 | $6.24K | 0.00% | +717+2,108.8% | Added |
| Huntington National Bank | 933 | $7.75K | 0.00% | −9−1.0% | Reduced |
| GAMMA Investing LLC | 963 | $8.00K | 0.00% | +552+134.3% | Added |
| EverSource Wealth Advisors, LLC | 1,026 | $8.53K | 0.00% | +1,011+6,740.0% | Added |
| Umb Bank N A | 1,216 | $10.1K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 1,343 | $11.2K | 0.00% | −34−2.5% | Reduced |
| Versant Capital Management, Inc | 1,412 | $11.7K | 0.00% | +1,179+506.0% | Added |
| Simplex Trading, LLC | 1,775 | $14.0K | 0.00% | +1,278+257.1% | Added |
| Sterling Capital Management LLC | 1,747 | $14.5K | 0.00% | +626+55.8% | Added |
| NBC Securities, Inc. | 1,854 | $15.0K | 0.00% | 00.0% | Unchanged |
| Mount Yale Investment Advisors, LLC | 2,071 | $17.2K | 0.00% | +2,071 | New |
| The PNC Financial Services Group, Inc. | 2,191 | $18.2K | 0.00% | −169−7.2% | Reduced |
| Amalgamated Bank | 2,519 | $21.0K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 4,564 | $37.9K | 0.00% | −235−4.9% | Reduced |
| Aster Capital Management (DIFC) Ltd | 5,209 | $43.3K | 0.01% | +4,739+1,008.3% | Added |
| Ameritas Investment Partners, Inc. | 7,783 | $64.7K | 0.00% | +1,059+15.7% | Added |
| CWM, LLC | 9,019 | $75.0K | 0.00% | +8,350+1,248.1% | Added |
| Tower Research Capital LLC (TRC) | 10,158 | $84.4K | 0.00% | +5,862+136.5% | Added |
| Public Employees Retirement System of Ohio | 11,121 | $92.4K | 0.00% | 00.0% | Unchanged |
| Mercer Global Advisors Inc | 11,411 | $94.8K | 0.00% | +11,411 | New |
| Corton Capital Inc. | 12,068 | $100.3K | 0.12% | −3,079−20.3% | Reduced |
| Engineers Gate Manager LP | 12,811 | $106.5K | 0.00% | −28,794−69.2% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 13,148 | $109.3K | 0.00% | 00.0% | Unchanged |
| PDT Partners, LLC | 13,586 | $112.9K | 0.01% | −215,391−94.1% | Reduced |
| Teacher Retirement System of Texas | 13,625 | $113.2K | 0.00% | +1,739+14.6% | Added |
| QRG Capital Management, Inc. | 14,009 | $116.4K | 0.00% | +14,009 | New |
| Mariner, LLC | 14,297 | $118.8K | 0.00% | +14,297 | New |
| Creative Planning | 14,699 | $122.1K | 0.00% | +14,699 | New |
| MQS Management LLC | 15,480 | $128.6K | 0.07% | +15,480 | New |
| ProShare Advisors LLC | 15,631 | $129.9K | 0.00% | −170−1.1% | Reduced |
| Gotham Asset Management, LLC | 15,708 | $130.5K | 0.00% | +15,708 | New |
| Intrust Bank NA | 17,353 | $144.2K | 0.01% | +17,353 | New |
| Sherbrooke Park Advisers LLC | 17,479 | $145.3K | 0.06% | −13,335−43.3% | Reduced |
| Franklin Resources Inc | 17,539 | $145.7K | 0.00% | −139−0.8% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 18,503 | $153.8K | 0.00% | +3,787+25.7% | Added |
| Graham Capital Management, L.P. | 19,166 | $159.3K | 0.00% | +19,166 | New |
| Jump Financial, LLC | 19,520 | $162.2K | 0.00% | −80,550−80.5% | Reduced |
| New York State Common Retirement Fund | 19,968 | $165.9K | 0.00% | 00.0% | Unchanged |
| CastleKnight Management LP | 20,098 | $167.0K | 0.01% | +20,098 | New |
| US Bancorp | 22,158 | $184.1K | 0.00% | −1,640−6.9% | Reduced |
| Brevan Howard Capital Management LP | 22,762 | $189.2K | 0.00% | +22,762 | New |
| Arizona State Retirement System | 23,899 | $198.6K | 0.00% | +589+2.5% | Added |
| KLP Kapitalforvaltning AS | 24,600 | $204.4K | 0.00% | 00.0% | Unchanged |
| Centiva Capital, LP | 25,029 | $208.0K | 0.01% | +29+0.1% | Added |
| Lazard Asset Management LLC | 25,957 | $215.0K | 0.00% | +25,957 | New |
| Campbell & CO Investment Adviser LLC | 26,314 | $218.7K | 0.01% | +26,314 | New |
| EP Wealth Advisors, LLC | 27,128 | $225.4K | 0.00% | −553−2.0% | Reduced |
| LPL Financial LLC | 27,178 | $225.8K | 0.00% | +3,928+16.9% | Added |
| Prelude Capital Management, LLC | 28,209 | $234.4K | 0.02% | +182+0.6% | Added |
| DRW Securities, LLC | 28,347 | $235.6K | 0.02% | +28,347 | New |
| Federated Hermes, Inc. | 30,000 | $249.3K | 0.00% | +3,000+11.1% | Added |
| BNP Paribas Arbitrage, SA | 33,165 | $275.6K | 0.00% | +14,500+77.7% | Added |
| Janus Henderson Group PLC | 34,000 | $282.4K | 0.00% | −207,285−85.9% | Reduced |
| SG Americas Securities, LLC | 35,061 | $291.0K | 0.00% | +14,832+73.3% | Added |
| Pitcairn Co | 35,942 | $298.7K | 0.02% | +40+0.1% | Added |
| Price T Rowe Associates Inc | 37,392 | $311.0K | 0.00% | +5,362+16.7% | Added |
| Citigroup Inc | 38,499 | $319.9K | 0.00% | −23,304−37.7% | Reduced |
| Alps Advisors Inc | 40,770 | $338.8K | 0.00% | +1,580+4.0% | Added |
| Squarepoint Ops LLC | 40,902 | $339.9K | 0.00% | +40,902 | New |
| Manufacturers Life Insurance Company, The | 41,678 | $346.3K | 0.00% | +1,195+3.0% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 42,263 | $351.2K | 0.00% | −1,063−2.5% | Reduced |
| Ronald Blue Trust, Inc. | 43,831 | $364.2K | 0.00% | +16,346+59.5% | Added |
| MetLife Investment Management | 44,048 | $366.0K | 0.00% | 00.0% | Unchanged |
| Marshall Wace, LLP | 44,354 | $368.6K | 0.00% | −70,773−61.5% | Reduced |
| Voya Investment Management LLC | 47,096 | $391.4K | 0.00% | −185−0.4% | Reduced |
| Readystate Asset Management LP | 50,685 | $421.2K | 0.02% | +50,685 | New |
| Intech Investment Management LLC | 52,308 | $434.7K | 0.00% | −31,680−37.7% | Reduced |
| Two Sigma Advisers, LP | 52,600 | $437.1K | 0.00% | +52,600 | New |
| Jane Street Group, LLC | 54,633 | $454.0K | 0.00% | −191,796−77.8% | Reduced |
| SEI Investments Co | 55,127 | $458.1K | 0.00% | +55,127 | New |
| Versor Investments LP | 56,100 | $466.2K | 0.08% | −7,500−11.8% | Reduced |
| Raymond James Financial Inc | 59,310 | $492.9K | 0.00% | −8,863−13.0% | Reduced |
| State Board of Administration of Florida Retirement System | 59,458 | $494.1K | 0.00% | +14,134+31.2% | Added |
| Citadel Advisors LLC | 63,817 | $530.3K | 0.00% | −73,066−53.4% | Reduced |
| Principal Financial Group Inc | 64,233 | $533.8K | 0.00% | +64,233 | New |
| Delphi Management Inc | 64,804 | $539.0K | 0.52% | +64,804 | New |
| Russell Investments Group, Ltd. | 65,589 | $545.0K | 0.00% | −26,839−29.0% | Reduced |
| Quest Partners LLC | 66,270 | $550.7K | 0.05% | +54,783+476.9% | Added |
| Wells Fargo & Company | 67,283 | $559.1K | 0.00% | +2,877+4.5% | Added |
| Washington Harbour Partners LP | 68,520 | $569.4K | 1.69% | −28,780−29.6% | Reduced |