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 183 institutions that hold shares in the stock, with a total of 163 Million shares, which have been reported (via 13F filing form) to have a value of $1.45 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Vista Equity Partners Management, LLC
San Francisco, CA |
Aug 14, 2025 Q2 2025 |
65,010,001
shares
|
$578 Million
55.6% of portfolio
|
Q1 2024
Reduced 2.48%
|
|
|
Atlas Venture Advisors, Inc.
Boston, MA |
Jul 25, 2025 Q2 2025 |
22,722,770
shares
|
$202 Million
44.51% of portfolio
|
Q2 2023
Reduced -0.0%
|
|
|
Vanguard Group Inc
Valley Forge, PA |
Aug 11, 2025 Q2 2025 |
9,255,897
shares
|
$82.3 Million
0.0% of portfolio
|
Q2 2025
Added 1.82%
|
|
|
Sunriver Management LLC
Greenwich, CT |
Aug 13, 2025 Q2 2025 |
8,822,914
shares
|
$78.4 Million
8.05% of portfolio
|
Q2 2025
Added 8.03%
|
|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
5,907,182
shares
|
$52.5 Million
0.0% of portfolio
|
Q2 2024
Added 8.72%
|
|
|
Dimensional Fund Advisors LP
Austin, TX |
Aug 12, 2025 Q2 2025 |
5,406,393
shares
|
$48.1 Million
0.01% of portfolio
|
Q2 2025
Added 21.77%
|
|
|
P2 Capital Partners, LLC
New York, NY |
Aug 14, 2025 Q2 2025 |
4,910,000
shares
|
$43.6 Million
7.76% of portfolio
|
Q2 2025
Added 2.08%
|
|
|
Rubric Capital Management LP
New York, NY |
Aug 14, 2025 Q2 2025 |
2,971,951
shares
|
$26.4 Million
0.57% of portfolio
|
Q2 2025
Reduced 6.16%
|
|
|
Corvex Management LP
New York, NY |
Aug 14, 2025 Q2 2025 |
2,618,000
shares
|
$23.3 Million
1.17% of portfolio
|
Q1 2025
New holding
|
|
|
Clearbridge Investments, LLC
New York, NY |
Aug 12, 2025 Q2 2025 |
2,325,232
shares
|
$20.7 Million
0.02% of portfolio
|
Q2 2025
Reduced 7.38%
|
|
|
Ararat Capital Management, LP
Westport, CT |
Aug 14, 2025 Q2 2025 |
2,156,154
shares
|
$19.2 Million
8.55% of portfolio
|
Q2 2025
Added 35.62%
|
|
|
Nuveen Asset Management, LLC
Chicago, IL |
Feb 14, 2025 Q4 2024 |
1,920,523
shares
|
$17.1 Million
0.01% of portfolio
|
Q4 2024
Added 0.81%
|
|
|
Geode Capital Management, LLC
Boston, MA |
Aug 08, 2025 Q2 2025 |
1,915,385
shares
|
$17 Million
0.0% of portfolio
|
Q2 2025
Added 1.4%
|
|
|
Nuveen, LLC
Charlotte, NC |
Aug 12, 2025 Q2 2025 |
1,855,612
shares
|
$16.5 Million
0.0% of portfolio
|
Q2 2025
Added 37.25%
|
|
|
Alta Fox Capital Management, LLC
Fort Worth, TX |
Aug 14, 2025 Q2 2025 |
1,800,090
shares
|
$16 Million
4.87% of portfolio
|
Q2 2025
Added 48.27%
|
|
|
Abrdn PLC
|
Jul 24, 2025 Q2 2025 |
1,764,731
shares
|
$15.7 Million
0.03% of portfolio
|
Q2 2025
Reduced 11.54%
|
|
|
Center Book Partners LP
Greenwich, CT |
Aug 12, 2025 Q2 2025 |
1,716,602
shares
|
$15.3 Million
0.84% of portfolio
|
Q2 2025
Added 163.33%
|
|
|
State Street Corp
Boston, MA |
Aug 14, 2025 Q2 2025 |
1,609,128
shares
|
$14.3 Million
0.0% of portfolio
|
Q2 2025
Added 2.97%
|
|
|
Invenomic Capital Management LP
Boston, MA |
Aug 14, 2025 Q2 2025 |
1,580,066
shares
|
$14 Million
0.76% of portfolio
|
Q2 2025
Reduced 4.24%
|
|
|
Ameriprise Financial Inc
Minneapolis, MN |
Aug 14, 2025 Q2 2025 |
1,254,049
shares
|
$11.1 Million
0.0% of portfolio
|
Q2 2025
Added 1195.12%
|
|
|
Jacobs Levy Equity Management, Inc
Florham Park, NJ |
Aug 14, 2025 Q2 2025 |
1,035,774
shares
|
$9.21 Million
0.04% of portfolio
|
Q2 2025
Reduced 24.85%
|
|
|
Frontier Capital Management CO LLC
|
Aug 14, 2025 Q2 2025 |
822,643
shares
|
$7.31 Million
0.07% of portfolio
|
Q2 2025
Reduced 14.97%
|
|
|
Northern Trust Corp
Chicago, IL |
Aug 13, 2025 Q2 2025 |
811,398
shares
|
$7.21 Million
0.0% of portfolio
|
Q2 2025
Added 17.73%
|
|
|
Monimus Capital Management, LP
Woodbridge, NJ |
Aug 14, 2025 Q2 2025 |
665,465
shares
|
$5.92 Million
4.02% of portfolio
|
Q2 2025
Added 36.54%
|
|
|
Bank Of America Corp
Charlotte, NC |
Aug 14, 2025 Q2 2025 |
639,093
shares
|
$5.68 Million
0.0% of portfolio
|
Q2 2025
Added 20.03%
|