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Integral Ad Science
IAS

Overview Fund Activity

166 hedge funds and large institutions have $1.34B invested in Integral Ad Science in 2025 Q2 according to their latest regulatory filings, with 35 funds opening new positions, 70 increasing their positions, 44 reducing their positions, and 51 closing their positions.

Holders
166
Holders Change
-19
Holders Change %
-10.27%
% of All Funds
2.23%
Holding in Top 10
7
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-22.22%
% of All Funds
0.09%
New
35
Increased
70
Reduced
44
Closed
51
Calls
$103K
Puts
$25K
Net Calls
+$78K
Net Calls Change
-$200K

Top Buyers

1
Ameriprise
1
Ameriprise
Minnesota
$10.4M
2
CP
2
CenterBook Partners
Connecticut
$14.3M
3
Dimensional Fund Advisors
3
Dimensional Fund Advisors
Texas
$44.9M
4
BlackRock
4
BlackRock
New York
$55.4M
5
SM
5
Sunriver Management
Connecticut
$73.3M

Top Sellers

1
TCM
1
TimesSquare Capital Management
New York
$0
2
CSS
2
Cubist Systematic Strategies
Connecticut
$0
3
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
3
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$0
4
Millennium Management
4
Millennium Management
New York
$0
5
Jacobs Levy Equity Management
5
Jacobs Levy Equity Management
New Jersey
$8.61M
Name Market Value Shares Shares
Change 		Shares
Change %
VEPM
1
Vista Equity Partners Management
California
$540M 65,010,001 – –
AVA
2
Atlas Venture Advisors
Massachusetts
$189M 22,722,770 – –
Vanguard Group
3
Vanguard Group
Pennsylvania
$76.9M 9,255,897 +165,668 +2%
SM
4
Sunriver Management
Connecticut
$73.3M 8,822,914 +656,140 +8%
BlackRock
5
BlackRock
New York
$55.4M 6,667,605 +663,535 +11%
Dimensional Fund Advisors
6
Dimensional Fund Advisors
Texas
$44.9M 5,406,393 +966,646 +22%
PCP
7
P2 Capital Partners
New York
$40.8M 4,910,000 +100,000 +2%
RCMNY
8
Rubric Capital Management (New York)
New York
$24.7M 2,971,951 -194,998 -6%
CM
9
Corvex Management
New York
$21.8M 2,618,000 – –
ClearBridge Investments
10
ClearBridge Investments
New York
$19.3M 2,325,232 -185,284 -7%
ACM
11
Ararat Capital Management
Connecticut
$17.9M 2,156,154 +566,320 +36%
Geode Capital Management
12
Geode Capital Management
Massachusetts
$15.9M 1,915,385 +26,503 +1%
NL
13
Nuveen LLC
North Carolina
$15.4M 1,855,612 +503,584 +37%
AFCM
14
Alta Fox Capital Management
Texas
$15M 1,800,090 +586,037 +48%
Aberdeen Group
15
Aberdeen Group
United Kingdom
$14.7M 1,764,731 -230,249 -12%
CP
16
CenterBook Partners
Connecticut
$14.3M 1,716,602 +1,064,722 +163%
State Street
17
State Street
Massachusetts
$13.4M 1,609,128 +46,396 +3%
ICM
18
Invenomic Capital Management
Massachusetts
$13.1M 1,580,066 -69,917 -4%
Ameriprise
19
Ameriprise
Minnesota
$10.4M 1,254,049 +1,157,220 +1,195%
Jacobs Levy Equity Management
20
Jacobs Levy Equity Management
New Jersey
$8.61M 1,035,774 -342,485 -25%
FCM
21
Frontier Capital Management
Massachusetts
$6.84M 822,643 -144,813 -15%
Northern Trust
22
Northern Trust
Illinois
$6.74M 811,398 +122,224 +18%
MCM
23
Monimus Capital Management
New Jersey
$5.53M 665,465 +178,094 +37%
Bank of America
24
Bank of America
North Carolina
$5.31M 639,093 +106,656 +20%
Charles Schwab
25
Charles Schwab
California
$5.12M 616,114 +27,219 +5%
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