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IAS

Integral Ad Science
IAS

Delisted

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

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2 hedge funds and large institutions have $3.41K invested in Integral Ad Science in 2025 Q4 according to their latest regulatory filings, with 0 funds opening new positions, 1 increasing their positions, 1 reducing their positions, and 168 closing their positions.

New
Increased
Maintained
Reduced
Closed

0% more repeat investments, than reductions

Existing positions increased: 1 | Existing positions reduced: 1

97.69% less ownership

Funds ownership: 97.69% → 0% (-98%)

99% less funds holding

Funds holding: 171 → 2 (-169)

100% less funds holding in top 10

Funds holding in top 10: 6 → 0 (-6)

100% less capital invested

Capital invested by funds: $1.65B → $3.41K (-$1.65B)

100% less first-time investments, than exits

New positions opened: 0 | Existing positions closed: 168

Holders
2
Holders Change
-169
Holders Change %
-98.83%
% of All Funds
0.02%
Holding in Top 10
–
Holding in Top 10 Change
-6
Holding in Top 10 Change %
-100%
% of All Funds
–
New
–
Increased
1
Reduced
1
Closed
168
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
IA
IFP Advisors
Florida
+$102

Top Sellers

Rank Fund Capital Flow
1
VEPM
Vista Equity Partners Management
California
-$661M
2
AVA
Atlas Venture Advisors
Massachusetts
-$231M
3
Vanguard Group
Vanguard Group
Pennsylvania
-$92M
4
SM
Sunriver Management
Connecticut
-$72.4M
5
BlackRock
BlackRock
New York
-$68.7M
Name Holding Trade Value Shares
Change 		Change in
Stake
Goldman Sachs
26
Goldman Sachs
New York
– -$7.81M -767,555 Closed
ACM
27
Ararat Capital Management
Connecticut
– -$6.8M -668,407 Closed
AAM
28
Alpine Associates Management
Florida
– -$6.52M -641,140 Closed
Charles Schwab
29
Charles Schwab
California
– -$6.48M -637,495 Closed
Pacer Advisors
30
Pacer Advisors
Pennsylvania
– -$5.92M -582,510 Closed
UBS Group
31
UBS Group
Switzerland
– -$5.84M -574,116 Closed
CP
32
CenterBook Partners
Connecticut
– -$5.45M -536,066 Closed
Qube Research & Technologies (QRT)
33
Qube Research & Technologies (QRT)
United Kingdom
– -$5.3M -521,420 Closed
Morgan Stanley
34
Morgan Stanley
New York
– -$5M -491,740 Closed
Barclays
35
Barclays
United Kingdom
– -$4.86M -477,908 Closed
MCM
36
Monimus Capital Management
New Jersey
– -$4.72M -464,110 Closed
CG
37
Circumference Group
Arkansas
– -$4.58M -450,000 Closed
CC
38
Clearline Capital
New York
– -$4.26M -419,221 Closed
GF
39
Gabelli Funds
New York
– -$3.9M -383,797 Closed
Susquehanna International Group
40
Susquehanna International Group
Pennsylvania
– -$3.81M -375,113 Closed
GCIA
41
Gabelli & Co Investment Advisers
New York
– -$3.57M -350,600 Closed
Aberdeen Group
42
Aberdeen Group
United Kingdom
– -$3.42M -335,915 Closed
Millennium Management
43
Millennium Management
New York
– -$3.4M -333,892 Closed
Bank of New York Mellon
44
Bank of New York Mellon
New York
– -$3.02M -297,019 Closed
SG Americas Securities
45
SG Americas Securities
New York
– -$2.78M -273,467 Closed
CG
46
Carmignac Gestion
France
– -$2.71M -266,001 Closed
AllianceBernstein
47
AllianceBernstein
Tennessee
– -$2.62M -257,920 Closed
JP Morgan Chase
48
JP Morgan Chase
New York
– -$2.49M -244,469 Closed
RHJA
49
Rice Hall James & Associates
California
– -$2.02M -199,103 Closed
American Century Companies
50
American Century Companies
Missouri
– -$1.77M -173,871 Closed
1
2
3 4 5

IAS Hedge Fund Activity: Q4 2025 in Review

2 of the 8,238 institutional investors tracked by Wall St. Rank reported a position in Integral Ad Science (IAS) for Q4 2025, worth a combined $3.41K — down 100% from $1.65B a quarter earlier.

Sellers outnumbered buyers: 168 funds closed out of IAS and 0 opened new positions — a net loss of 168 holders — while 1 trimmed existing stakes and 1 added.

The largest buyer was IFP Advisors, adding an estimated $102. The largest seller was Vista Equity Partners Management, exiting entirely with an estimated $661M sold.

  • 2 institutional investors held Integral Ad Science (IAS) as of Q4 2025, down from 171 in Q3 2025.
  • Funds reported $3.41K of Integral Ad Science stock for Q4 2025, down 100% quarter-over-quarter.
  • 0 funds opened new Integral Ad Science positions in Q4 2025 and 168 closed out, a net change of -168 holders.
  • The largest Integral Ad Science buyer in Q4 2025 was IFP Advisors, an estimated $102 added.
  • The largest Integral Ad Science seller in Q4 2025 was Vista Equity Partners Management, an estimated $661M sold.

Based on aggregated 13F filings for Q4 2025.