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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
$683M – – –
AVA
2
Atlas Venture Advisors
Massachusetts
$165M – – –
Vanguard Group
3
Vanguard Group
Pennsylvania
$34.4M +$18.5M +2,070,907 +77%
SSA
4
Schonfeld Strategic Advisors
New York
$24.6M +$9.84M +1,099,825 +48%
TCM
5
TimesSquare Capital Management
New York
$22.1M +$6.85M +766,180 +34%
ICM
6
Indaba Capital Management
California
$17.6M – – –
BlackRock
7
BlackRock
New York
$16.4M +$3.01M +337,053 +17%
ClearBridge Investments
8
ClearBridge Investments
New York
$11.5M +$2.78M +310,286 +24%
SCA
9
Southpoint Capital Advisors
New York
$11M – – –
Ameriprise
10
Ameriprise
Minnesota
$8.28M +$4.79M +535,970 +88%
Citadel Advisors
11
Citadel Advisors
Florida
$7.08M +$4.58M +511,667 +110%
FCM
12
Frontier Capital Management
Massachusetts
$5.75M -$2.11M -235,408 -23%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$5.73M +$1.88M +210,101 +36%
Millennium Management
14
Millennium Management
New York
$5.45M +$5.71M +637,925 +556%
Marshall Wace
15
Marshall Wace
United Kingdom
$5.25M +$6.48M +724,955 New
Bank of Montreal
16
Bank of Montreal
Ontario, Canada
$4.91M +$5.08M +568,221 +1,880%
Nuveen
17
Nuveen
North Carolina
$4.86M +$39.4K +4,408 +0.7%
State Street
18
State Street
Massachusetts
$4.13M +$570K +63,679 +13%
D.E. Shaw & Co
19
D.E. Shaw & Co
New York
$3.95M +$1.31M +146,968 +37%
Morgan Stanley
20
Morgan Stanley
New York
$3.49M +$2.61M +291,523 +153%
Wellington Management Group
21
Wellington Management Group
Massachusetts
$3.14M -$17M -1,895,349 -81%
Renaissance Technologies
22
Renaissance Technologies
New York
$2.55M +$2.71M +303,200 +613%
Ensign Peak Advisors
23
Ensign Peak Advisors
Utah
$2.52M -$268K -30,000 -8%
Northern Trust
24
Northern Trust
Illinois
$2.22M +$258K +28,845 +10%
HP
25
Harbourvest Partners
Massachusetts
$2.21M – – –