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IAS

Integral Ad Science

Delisted

IAS was delisted on the 22nd of December, 2025.

Name Holding Trade Value Shares
Change
Change in
Stake
VEPM
1
Vista Equity Partners Management
California
$1.35B – – –
AVA
2
Atlas Venture Advisors
Massachusetts
$324M – – –
Vanguard Group
3
Vanguard Group
Pennsylvania
$77.4M +$7.4M +659,092 +14%
BlackRock
4
BlackRock
New York
$35.3M -$118K -10,539 -0.4%
TCM
5
TimesSquare Capital Management
New York
$31.3M -$6.3M -560,740 -20%
SSA
6
Schonfeld Strategic Advisors
New York
$25.8M -$13.5M -1,201,900 -40%
Lord, Abbett & Co
7
Lord, Abbett & Co
New Jersey
$22.3M +$13.2M +1,173,707 +302%
Fidelity Investments
8
Fidelity Investments
Massachusetts
$20.5M +$4.68M +416,319 +41%
ECM
9
Engle Capital Management
Connecticut
$19.5M +$4.16M +370,000 +37%
ClearBridge Investments
10
ClearBridge Investments
New York
$18.5M -$3.38M -300,790 -19%
SM
11
Sunriver Management
Connecticut
$14.2M +$11.2M +994,160 New
Wellington Management Group
12
Wellington Management Group
Massachusetts
$13.9M +$5.82M +518,407 +114%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$12M +$148K +13,202 +2%
Ameriprise
14
Ameriprise
Minnesota
$11.3M -$3.16M -281,779 -26%
Dimensional Fund Advisors
15
Dimensional Fund Advisors
Texas
$11.3M +$8.88M +790,555 New
Morgan Stanley
16
Morgan Stanley
New York
$10.5M +$443K +39,443 +6%
FCM
17
Frontier Capital Management
Massachusetts
$10.4M -$738K -65,707 -8%
State Street
18
State Street
Massachusetts
$9.39M +$322K +28,629 +5%
ICM
19
Indaba Capital Management
California
$7.68M -$20.8M -1,847,840 -77%
Invesco
20
Invesco
Georgia
$7.18M +$4.68M +416,662 +483%
Millennium Management
21
Millennium Management
New York
$6.63M +$2.08M +185,419 +66%
Nuveen
22
Nuveen
North Carolina
$6.2M -$217K -19,336 -4%
ER
23
EVR Research
Virginia
$5.28M +$4.16M +370,000 New
Marshall Wace
24
Marshall Wace
United Kingdom
$4.86M -$775K -68,975 -17%
Northern Trust
25
Northern Trust
Illinois
$4.51M -$78.7K -7,007 -2%