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Integral Ad Science (IAS) Institutional Ownership

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Institutional Ownership Changes (13F Filings) for Integral Ad Science (NASDAQ:IAS)

Current
Institutional Ownership
Percentage
95.78%
Number of
Institutional Buyers
(last 12 months)
85
Total
Institutional Inflows
(last 12 months)
$225.91M
Number of
Institutional Sellers
(last 12 months)
40
Total
Institutional Outflows
(last 12 months)
$93.81M
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IAS Institutional Buying and Selling by Quarter

Integral Ad Science Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
1/1/2026 JPMorgan Chase & Co.244,469$2.49M0.0%+209.4%0.146%
12/15/2025 Mirabella Financial Services LLP11,800$120K0.0%N/A0.007%
12/15/2025 FNY Investment Advisers LLC5,000$50K0.0%N/A0.003%
12/1/2025 Polar Asset Management Partners Inc.1,000,000$10.17M0.1%N/A0.596%
11/19/2025 Danske Bank A S66,810$679K0.0%N/A0.040%
11/17/2025 Morningstar Investment Management LLC71,712$729K0.0%N/A0.043%
11/17/2025 First Trust Capital Management L.P.2,088,796$21.24M1.4%N/A1.244%
11/17/2025 Water Island Capital LLC1,071,160$10.89M1.4%N/A0.638%
11/17/2025 Verition Fund Management LLC1,948,970$19.82M0.1%+1,663.2%1.161%
11/17/2025Sherbrooke Park Advisers LLC14,438$147K0.1%-17.4%0.009%
11/17/2025 Qube Research & Technologies Ltd521,420$5.30M0.0%+183.9%0.311%
11/17/2025 Prelude Capital Management LLC39,985$407K0.0%+41.7%0.024%
11/17/2025 PenderFund Capital Management Ltd.9,100$93K0.0%N/A0.005%
11/17/2025 Mercer Global Advisors Inc. ADV15,429$157K0.0%+35.2%0.009%
11/17/2025 Millennium Management LLC333,892$3.40M0.0%N/A0.199%
11/17/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.35,795$364K0.0%-15.3%0.021%
11/17/2025 Jain Global LLC36,500$371K0.0%N/A0.022%
11/17/2025 Circumference Group LLC450,000$4.58M5.1%+28.6%0.268%
11/17/2025 Clearline Capital LP419,221$4.26M0.2%-18.6%0.250%
11/17/2025 Bank of America Corp DE1,394,507$14.18M0.0%+118.2%0.831%
11/17/2025 Ararat Capital Management LP668,407$6.80M3.6%-69.0%0.398%
11/17/2025 Alliancebernstein L.P.257,920$2.62M0.0%+236.8%0.154%
11/17/2025 Ameriprise Financial Inc.89,214$907K0.0%-92.9%0.053%
11/14/2025 Creative Planning23,507$239K0.0%+59.9%0.014%
11/14/2025 Polar Asset Management Partners Inc.1,000,000$10.17M0.1%N/A0.596%
11/14/2025 AQR Arbitrage LLC991,705$10.09M0.3%N/A0.591%
11/14/2025 Virtu Financial LLC42,274$430K0.0%N/A0.025%
11/14/2025 Balyasny Asset Management L.P.1,166,530$11.86M0.0%N/A0.695%
11/14/2025 UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC96,703$983K0.0%-50.6%0.058%
11/14/2025 Two Sigma Investments LP59,664$607K0.0%-50.1%0.036%
11/14/2025 P2 Capital Partners LLC4,830,805$49.13M9.4%-1.6%2.878%
11/14/2025 Quinn Opportunity Partners LLC100,000$1.02M0.1%-61.5%0.060%
11/13/2025 Sunriver Management LLC7,120,157$72.41M7.9%-19.3%4.242%
11/13/2025 Johnson Financial Group Inc.5,904$60K0.0%N/A0.004%
11/13/2025 Sei Investments Co.29,344$298K0.0%-46.8%0.017%
11/13/2025 UBS Group AG574,116$5.84M0.0%+88.5%0.342%
11/13/2025 BNP Paribas Financial Markets27,716$282K0.0%-16.4%0.017%
11/13/2025 Russell Investments Group Ltd.6,379$65K0.0%-90.3%0.004%
11/13/2025 Schroder Investment Management Group12,127$123K0.0%N/A0.007%
11/13/2025 First Trust Advisors LP146,573$1.49M0.0%+107.6%0.087%
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11/12/2025 Gabelli Funds LLC383,797$3.90M0.0%N/A0.229%
11/12/2025 Gamco Investors INC. ET AL10,000$102K0.0%N/A0.006%
11/12/2025 GABELLI & Co INVESTMENT ADVISERS INC.350,600$3.57M0.6%N/A0.209%
11/12/2025 Longfellow Investment Management Co. LLC7,384$75K0.0%N/A0.004%
11/12/2025 Barclays PLC477,908$4.86M0.0%+49.8%0.285%
11/12/2025 Pitcairn Co.24,272$247K0.0%-32.5%0.014%
11/12/2025 Dimensional Fund Advisors LP5,949,164$60.50M0.0%+10.0%3.544%
11/12/2025 AustralianSuper Pty Ltd1,241,209$12.62M0.1%N/A0.739%
11/12/2025 Victory Capital Management Inc.147,573$1.50M0.0%-3.8%0.088%
11/12/2025 Royce & Associates LP12,226$124K0.0%N/A0.007%
11/12/2025 Fifth Lane Capital LP50,000$508K0.4%N/A0.030%
11/12/2025 Intech Investment Management LLC35,560$362K0.0%-32.0%0.021%
11/10/2025 Dana Investment Advisors Inc.793,740$8.07M0.2%+611.4%0.473%
11/10/2025 Ameritas Investment Partners Inc.6,369$65K0.0%-18.2%0.004%
11/7/2025 CenterBook Partners LP536,066$5.45M0.3%-68.8%0.319%
11/7/2025Vanguard Group Inc.9,043,380$91.97M0.0%-2.3%5.388%
11/7/2025 JPMorgan Chase & Co.244,469$2.49M0.0%+209.4%0.146%
11/7/2025 PNC Financial Services Group Inc.3,726$38K0.0%+70.1%0.002%
11/7/2025 Aberdeen Group plc335,915$3.42M0.0%-81.0%0.200%
11/6/2025 Alpine Associates Management Inc.641,140$6.52M0.4%N/A0.382%
11/6/2025 Cornerstone Investment Partners LLC18,477$188K0.0%N/A0.011%
11/6/2025 LSV Asset Management48,500$493K0.0%N/A0.029%
11/6/2025 Rhumbline Advisers107,551$1.09M0.0%-25.9%0.064%
11/6/2025 ProShare Advisors LLC40,786$415K0.0%+160.9%0.024%
11/5/2025 Alps Advisors Inc.54,280$552K0.0%+33.1%0.032%
11/5/2025 Envestnet Asset Management Inc.75,705$770K0.0%+3.9%0.045%
11/4/2025 State of Wyoming21,530$219K0.0%N/A0.013%
11/4/2025 Principal Financial Group Inc.54,443$554K0.0%-15.2%0.032%
11/3/2025 AlphaQuest LLC40,513$412K0.0%-38.9%0.024%
11/3/2025 AustralianSuper Pty Ltd1,241,209$12.62M0.1%N/A0.739%
10/28/2025 Wolverine Asset Management LLC43,393$441K0.0%N/A0.026%
10/24/2025 State of Alaska Department of Revenue4,436$45K0.0%N/A0.003%
10/23/2025 SG Americas Securities LLC273,467$2.78M0.0%+680.0%0.165%
10/17/2025 Clune & Associates LTD.78,540$799K0.2%-19.3%0.047%
10/16/2025 Rice Hall James & Associates LLC199,103$2.03M0.1%-32.1%0.120%
10/16/2025 Blue Trust Inc.45,461$462K0.0%+3.7%0.027%
10/15/2025 CWM LLC11,305$115K0.0%+25.3%0.007%
10/15/2025 Pacer Advisors Inc.582,510$5.92M0.0%N/A0.351%
10/9/2025 Voya Investment Management LLC14,277$145K0.0%-69.7%0.009%
8/15/2025 Tower Research Capital LLC TRC 10,158$84K0.0%+136.5%0.006%
8/15/2025 Monimus Capital Management LP665,465$5.53M4.0%+36.5%0.400%
8/15/2025 Rubric Capital Management LP2,971,951$24.70M0.4%-6.2%1.789%
8/15/2025 P2 Capital Partners LLC4,910,000$40.80M7.8%+2.1%2.955%
8/15/2025 Man Group plc117,229$974K0.0%N/A0.071%
8/15/2025 Manatuck Hill Partners LLC100,000$831K0.3%N/A0.060%
8/15/2025 Lazard Asset Management LLC25,957$215K0.0%N/A0.016%
8/15/2025 Grizzlyrock Capital LLC523,139$4.35M3.0%N/A0.315%
8/15/2025 Engineers Gate Manager LP12,811$106K0.0%-69.2%0.008%
8/15/2025 BNP Paribas Financial Markets33,165$276K0.0%+77.7%0.020%
8/15/2025 Brevan Howard Capital Management LP22,762$189K0.0%N/A0.014%
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8/15/2025 Bank of America Corp DE639,093$5.31M0.0%+20.0%0.385%
8/15/2025 Ameriprise Financial Inc.1,254,049$10.42M0.0%+1,195.1%0.755%
8/14/2025 PDT Partners LLC13,586$113K0.0%-94.1%0.008%
8/14/2025 Jane Street Group LLC54,633$454K0.0%-77.8%0.033%
8/14/2025 Raymond James Financial Inc.59,310$493K0.0%-13.0%0.036%
8/14/2025 The Manufacturers Life Insurance Company 41,678$346K0.0%+3.0%0.025%
8/14/2025 Sei Investments Co.55,127$458K0.0%N/A0.033%
8/14/2025 Frontier Capital Management Co. LLC822,643$6.84M0.1%-15.0%0.495%
8/14/2025 Qube Research & Technologies Ltd183,655$1.53M0.0%-40.8%0.111%
8/14/2025 Federated Hermes Inc.30,000$249K0.0%+11.1%0.018%


IAS Institutional Ownership - Frequently Asked Questions

During the previous two years, 203 institutional investors and hedge funds held shares of Integral Ad Science. The most heavily invested institutionals were Vanguard Group Inc. ($91.97M), Sunriver Management LLC ($72.41M), Dimensional Fund Advisors LP ($60.50M), P2 Capital Partners LLC ($49.13M), Alyeska Investment Group L.P. ($41.54M), Clearbridge Investments LLC ($28.50M), and Rubric Capital Management LP ($24.70M).Learn more on Integral Ad Science's institutional investors.

95.78% of Integral Ad Science's stock is owned by institutional investors. Learn more on IAS's institutional investor holdings.

Of the 179 institutional investors that purchased Integral Ad Science's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Alyeska Investment Group L.P. ($3.98M), Corvex Management LP ($2.62M), AustralianSuper Pty Ltd ($2.48M), First Trust Capital Management L.P. ($2.09M), Polar Asset Management Partners Inc. ($2M), Verition Fund Management LLC ($1.84M), and Sunriver Management LLC ($1.53M).

Institutional investors have bought a total of 23,122,078 shares in the last 24 months. This purchase volume represents approximately $225.91M in transactions.

Of the 40 institutional investors that sold Integral Ad Science's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Sunriver Management LLC ($1.70M), Aberdeen Group plc ($1.66M), Ararat Capital Management LP ($1.49M), CenterBook Partners LP ($1.18M), Ameriprise Financial Inc. ($1.16M), PDT Partners LLC ($215.39K), and Vanguard Group Inc. ($212.52K).

Institutional investors have sold a total of 9,494,160 shares in the last 24 months. This volume of shares sold represents approximately $93.81M in transactions.


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This page (NASDAQ:IAS) was last updated on 6/16/2026 by MarketBeat.com Staff.
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