Institutional Ownership Integral Ad Science Holding Corp. (IAS)
This table provides information about the institutional ownership of Integral Ad Science Holding Corp. (IAS). We have compiled data on the 182 institutions that hold shares in the stock, with a total of 164 Million shares, which have been reported (via 13F filing form) to have a value of $1.69 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Grizzlyrock Capital, LLC
Chicago, IL |
Nov 14, 2025 Q3 2025 |
61,250
shares
|
$629,037
0.48% of portfolio
|
Q3 2025
Reduced 88.29%
|
|
|
Castle Knight Management LP
New York, NY |
Nov 14, 2025 Q3 2025 |
60,300
shares
|
$619,281
0.01% of portfolio
|
Q3 2025
Added 200.03%
|
|
|
Two Sigma Investments, LP
New York, NY |
Nov 14, 2025 Q3 2025 |
59,664
shares
|
$612,749
0.0% of portfolio
|
Q3 2025
Reduced 50.07%
|
|
|
Principal Financial Group Inc
Des Moines, IA |
Nov 04, 2025 Q3 2025 |
54,443
shares
|
$559,129
0.0% of portfolio
|
Q3 2025
Reduced 15.24%
|
|
|
Alps Advisors Inc
Denver, CO |
Nov 05, 2025 Q3 2025 |
54,280
shares
|
$557,455
0.0% of portfolio
|
Q3 2025
Added 33.14%
|
|
|
Fifth Lane Capital, LP
Austin, TX |
Nov 12, 2025 Q3 2025 |
50,000
shares
|
$513,500
1.24% of portfolio
|
Q3 2025
New holding
|
|
|
Lsv Asset Management
Chicago, IL |
Nov 06, 2025 Q3 2025 |
48,500
shares
|
$498,095
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Walleye Capital LLC
Plymouth, MN |
Nov 14, 2025 Q3 2025 |
48,127
shares
|
$494,264
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Alpha Paradigm Partners, LLC
Chicago, IL |
Feb 13, 2023 Q4 2022 |
47,893
shares
|
$491,861
0.18% of portfolio
|
Q4 2022
New holding
|
|
|
Omers Administration Corp
Toronto, A6 |
Nov 14, 2025 Q3 2025 |
47,800
shares
|
$490,906
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Ronald Blue Trust, Inc.
Brentwood, TN |
Oct 16, 2025 Q3 2025 |
45,461
shares
|
$466,884
0.01% of portfolio
|
Q3 2025
Added 3.72%
|
|
|
Met Life Investment Management, LLC
Whippany, NJ |
Nov 13, 2025 Q3 2025 |
44,048
shares
|
$452,372
0.0% of portfolio
|
Q1 2025
Reduced 1.94%
|
|
|
Wolverine Asset Management LLC
|
Oct 28, 2025 Q3 2025 |
43,393
shares
|
$445,646
0.01% of portfolio
|
Q3 2025
New holding
|
|
|
Virtu Financial LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
42,274
shares
|
$434,153
0.02% of portfolio
|
Q3 2025
New holding
|
|
|
Pro Share Advisors LLC
|
Nov 05, 2025 Q3 2025 |
40,786
shares
|
$418,872
0.0% of portfolio
|
Q3 2025
Added 160.93%
|
|
|
Quest Partners LLC
New York, NY |
Nov 03, 2025 Q3 2025 |
40,513
shares
|
$416,068
0.03% of portfolio
|
Q3 2025
Reduced 38.87%
|
|
|
Manufacturers Life Insurance Company, The
Toronto, A6 |
Nov 14, 2025 Q3 2025 |
40,047
shares
|
$411,282
0.0% of portfolio
|
Q3 2025
Reduced 3.91%
|
|
|
Prelude Capital Management, LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
39,985
shares
|
$410,645
0.04% of portfolio
|
Q3 2025
Added 41.75%
|
|
|
Price T Rowe Associates Inc
Baltimore, MD |
Nov 14, 2025 Q3 2025 |
39,935
shares
|
$410,132
0.0% of portfolio
|
Q3 2025
Added 6.8%
|
|
|
Jain Global LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
36,500
shares
|
$374,855
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Raymond James Financial Services Advisors, Inc.
St. Petersburg, FL |
Oct 18, 2024 Q3 2024 |
36,048
shares
|
$370,212
0.0% of portfolio
|
Q3 2024
Reduced 1.8%
|
|
|
Mirae Asset Global Etfs Holdings Ltd.
Central, K3 |
Nov 14, 2025 Q3 2025 |
35,795
shares
|
$367,614
0.0% of portfolio
|
Q3 2025
Reduced 15.3%
|
|
|
Intech Investment Management LLC
West Palm Beach, FL |
Nov 10, 2025 Q3 2025 |
35,560
shares
|
$365,201
0.0% of portfolio
|
Q3 2025
Reduced 32.02%
|
|
|
Teacher Retirement System Of Texas
Austin, TX |
Oct 30, 2025 Q3 2025 |
34,919
shares
|
$358,618
0.0% of portfolio
|
Q3 2025
Added 156.29%
|
|
|
Janus Henderson Group PLC
London, X0 |
Nov 14, 2025 Q3 2025 |
34,000
shares
|
$349,180
0.0% of portfolio
|
Q2 2025
Reduced 85.91%
|
|