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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 2024

Institutional positions in Integral Ad Science Holding Corp. as of Jun 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
156
−7 vs. Q1 2024
Shares held
156.6M
+5.51M (+3.6%) vs. Q1 2024
Total value
$1.52B
+$15.6M (+1.0%) vs. Q1 2024
New holders
37
64 more added
Sold out
44
40 more reduced

3 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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.

Institutional holdersQ2 2024: 156 institutions
Q1 2021: 0 institutionsQ2 2021: 70 institutionsQ3 2021: 70 institutionsQ4 2021: 80 institutionsQ1 2022: 92 institutionsQ2 2022: 93 institutionsQ3 2022: 104 institutionsQ4 2022: 107 institutionsQ1 2023: 116 institutionsQ2 2023: 168 institutionsQ3 2023: 164 institutionsQ4 2023: 173 institutionsQ1 2024: 166 institutionsQ2 2024: 156 institutionsQ3 2024: 172 institutionsQ4 2024: 165 institutionsQ1 2025: 187 institutionsQ2 2025: 170 institutionsQ3 2025: 171 institutionsQ4 2025: 2 institutionsQ1 2026: 1 institutionQ2 2026: 1 institution
Value heldQ2 2024: $1.52B
Q1 2021: $0Q2 2021: $2.96BQ3 2021: $2.99BQ4 2021: $3.41BQ1 2022: $2.05BQ2 2022: $1.49BQ3 2022: $1.08BQ4 2022: $1.30BQ1 2023: $2.14BQ2 2023: $2.71BQ3 2023: $1.79BQ4 2023: $2.19BQ1 2024: $1.51BQ2 2024: $1.52BQ3 2024: $1.68BQ4 2024: $1.64BQ1 2025: $1.28BQ2 2025: $1.34BQ3 2025: $1.65BQ4 2025: $3.41KQ1 2026: $10Q2 2026: $10
Institutions holding IAS and their total value by quarter
QuarterHoldersValue
Q2 20261$10
Q1 20261$10
Q4 20252$3.41K
Q3 2025171$1.65B
Q2 2025170$1.34B
Q1 2025187$1.28B
Q4 2024165$1.64B
Q3 2024172$1.68B
Q2 2024156$1.52B
Q1 2024166$1.51B
Q4 2023173$2.19B
Q3 2023164$1.79B
Q2 2023168$2.71B
Q1 2023116$2.14B
Q4 2022107$1.30B
Q3 2022104$1.08B
Q2 202293$1.49B
Q1 202292$2.05B
Q4 202180$3.41B
Q3 202170$2.99B
Q2 202170$2.96B
Q1 20210$0

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding Integral Ad Science Holding Corp.; share changes are against Q1 2024.

Institutions holding IAS in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Covestor Ltd10$00.00%−6,448−99.8%Reduced
Huntington National Bank1$100.00%00.0%Unchanged
DiNuzzo Private Wealth, Inc.7$690.00%+1+16.7%Added
SJS Investment Consulting Inc.11$1070.00%−11−50.0%Reduced
JFS Wealth Advisors, LLC25$2430.00%00.0%Unchanged
Quest Partners LLC34$3300.00%−10,809−99.7%Reduced
Private Wealth Management Group, LLC50$4860.00%00.0%Unchanged
Rothschild Investment LLC60$5830.00%+45+300.0%Added
Allworth Financial LP65$6670.00%+26+66.7%Added
Smartleaf Asset Management LLC99$9520.00%+99New
Northwestern Mutual Wealth Management Co100$9720.00%+100New
Farther Finance Advisors, LLC110$1.07K0.00%+10+10.0%Added
Allspring Global Investments Holdings, LLC110$1.07K0.00%+110New
Versant Capital Management, Inc186$1.81K0.00%+186New
GAMMA Investing LLC205$1.99K0.00%+140+215.4%Added
State of Wyoming281$2.73K0.00%−2,446−89.7%Reduced
CWM, LLC398$4.00K0.00%+199+100.0%Added
IFP Advisors, Inc418$4.06K0.00%+118+39.3%Added
Parallel Advisors, LLC544$5.29K0.00%−223−29.1%Reduced
Comerica Bank613$5.96K0.00%+8+1.3%Added
The PNC Financial Services Group, Inc.772$7.50K0.00%−361−31.9%Reduced
Macroview Investment Management LLC780$7.58K0.01%+780New
Signaturefd, LLC931$9.05K0.00%−254−21.4%Reduced
Quadrant Capital Group LLC1,039$10.1K0.00%−33−3.1%Reduced
Advisor Group Holdings, Inc.1,205$11.7K0.00%−415−25.6%Reduced
Quarry LP1,820$17.7K0.01%+1,820New
Coppell Advisory Solutions LLC1,894$18.4K0.00%+1,894New
Amalgamated Bank2,276$22.0K0.00%00.0%Unchanged
Lindbrook Capital, LLC2,432$23.6K0.00%+404+19.9%Added
Proequities, Inc.2,551$24.8K0.00%+133+5.5%Added
FMR LLC4,603$44.7K0.00%+641+16.2%Added
US Bancorp5,582$54.3K0.00%−507−8.3%Reduced
Ameritas Investment Partners, Inc.6,724$65.4K0.00%00.0%Unchanged
Centiva Capital, LP10,162$98.8K0.00%+10,162New
Pinnacle Wealth Planning Services, Inc.11,508$111.9K0.02%00.0%Unchanged
XTX Topco Ltd11,616$112.9K0.01%+11,616New
Dakota Wealth Management12,259$119.2K0.00%−611−4.7%Reduced
Edgestream Partners, L.P.12,849$124.9K0.01%+12,849New
Verition Fund Management LLC12,930$125.7K0.00%−168−1.3%Reduced
Man Group plc12,950$125.9K0.00%−55,840−81.2%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)13,148$127.8K0.00%00.0%Unchanged
American Trust13,305$129.3K0.01%−437−3.2%Reduced
Tower Research Capital LLC (TRC)13,598$132.2K0.00%+12,977+2,089.7%Added
State Board of Administration of Florida Retirement System13,670$132.9K0.00%+13,670New
Osterweis Capital Management Inc14,285$138.8K0.01%−1,400−8.9%Reduced
Seven Eight Capital, LP15,694$152.5K0.02%+15,694New
Bridgefront Capital, LLC16,074$156.2K0.07%+16,074New
Entropy Technologies, LP16,733$162.6K0.02%+16,733New
Marex Group plc17,000$165.2K0.00%00.0%Unchanged
HSBC Holdings PLC18,593$177.9K0.00%−19,161−50.8%Reduced
Simplex Trading, LLC19,075$185.0K0.01%+8,481+80.1%Added
New York State Common Retirement Fund19,968$194.1K0.00%+179+0.9%Added
Arizona State Retirement System20,096$195.3K0.00%+521+2.7%Added
Citigroup Inc20,223$196.6K0.00%−2,412−10.7%Reduced
Nebula Research & Development LLC21,241$206.5K0.03%−52,665−71.3%Reduced
Federated Hermes, Inc.22,500$218.7K0.00%+22,500New
Price T Rowe Associates Inc23,019$224.0K0.00%+3,804+19.8%Added
Engineers Gate Manager LP25,817$250.9K0.01%+25,817New
Versor Investments LP27,000$262.4K0.05%+27,000New
Envestnet Asset Management Inc29,220$284.0K0.00%−18,187−38.4%Reduced
Jupiter Asset Management Ltd29,701$288.7K0.00%−296,976−90.9%Reduced
Mirae Asset Global ETFs Holdings Ltd.34,167$332.1K0.00%+34,167New
AQR Capital Management LLC34,685$337.1K0.00%+21,714+167.4%Added
Royal Bank of Canada35,045$340.0K0.00%+33,530+2,213.2%Added
Raymond James Financial Services Advisors, Inc.36,708$356.8K0.00%+10,758+41.5%Added
Manufacturers Life Insurance Company, The37,870$368.1K0.00%+5,806+18.1%Added
Corebridge Financial, Inc.38,878$377.9K0.00%+38,878New
SG Americas Securities, LLC40,323$392.0K0.00%+40,323New
MetLife Investment Management40,798$396.6K0.00%+5,464+15.5%Added
Y-Intercept (Hong Kong) Ltd40,938$397.9K0.02%+40,938New
Barclays PLC41,600$404.4K0.00%−201,461−82.9%Reduced
Alpha DNA Investment Management LLC42,274$410.9K0.23%+42,274New
EntryPoint Capital, LLC43,452$422.4K0.20%+40,043+1,174.6%Added
Voya Investment Management LLC43,651$424.3K0.00%+6,813+18.5%Added
Invesco Ltd.44,117$428.8K0.00%+1,375+3.2%Added
Walleye Capital LLC44,439$431.9K0.00%+44,439New
Victory Capital Management Inc49,601$482.1K0.00%+22,160+80.8%Added
Raymond James & Associates57,311$557.1K0.00%−2,111−3.6%Reduced
STRS Ohio59,400$577.4K0.00%00.0%Unchanged
Renaissance Technologies LLC60,500$588.1K0.00%−4,300−6.6%Reduced
Principal Financial Group Inc61,108$594.0K0.00%+5,189+9.3%Added
III Capital Management65,158$633.3K0.04%+5,831+9.8%Added
Bank of Montreal65,403$637.7K0.00%+9,476+16.9%Added
Legal & General Group Plc69,490$675.4K0.00%+2,122+3.1%Added
California State Teachers Retirement System70,045$680.8K0.00%−787−1.1%Reduced
Canada Pension Plan Investment Board72,000$699.8K0.00%00.0%Unchanged
Susquehanna International Group, LLP75,799$736.8K0.00%−176,840−70.0%Reduced
Balyasny Asset Management LLC76,195$740.6K0.00%+76,195New
Alliancebernstein L.P.76,580$744.4K0.00%+25,580+50.2%Added
Twinbeech Capital LP78,349$761.6K0.01%+78,349New
Wells Fargo & Company80,373$781.2K0.00%+7,385+10.1%Added
Landscape Capital Management, L.L.C.84,477$821.1K0.07%+84,477New
HarbourVest Partners LLC91,779$892.1K0.47%00.0%Unchanged
Ameriprise Financial Inc93,851$912.2K0.00%−22,197−19.1%Reduced
Clearline Capital LP94,223$915.8K0.08%+94,223New
Franklin Resources Inc97,802$950.6K0.00%−1,860−1.9%Reduced
Rhumbline Advisers106,697$1.04M0.00%+31,145+41.2%Added
Bayesian Capital Management, LP106,800$1.04M0.12%+106,800New
Polar Asset Management Partners Inc.109,300$1.06M0.03%+109,300New
Formula Growth Ltd110,000$1.07M0.39%+40,000+57.1%Added