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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
CM
76
CastleKnight Management
New York
– -$613K -60,300 Closed
Two Sigma Investments
77
Two Sigma Investments
New York
– -$607K -59,664 Closed
Principal Financial Group
78
Principal Financial Group
Iowa
– -$554K -54,443 Closed
AA
79
ALPS Advisors
Colorado
– -$552K -54,280 Closed
FLC
80
Fifth Lane Capital
Texas
– -$509K -50,000 Closed
LSV Asset Management
81
LSV Asset Management
Illinois
– -$493K -48,500 Closed
Walleye Capital
82
Walleye Capital
New York
– -$489K -48,127 Closed
OAC
83
OMERS Administration Corp
Ontario, Canada
– -$486K -47,800 Closed
BTI
84
Blue Trust Inc
Georgia
– -$462K -45,461 Closed
MIM
85
MetLife Investment Management
New Jersey
– -$448K -44,048 Closed
WAM
86
Wolverine Asset Management
Illinois
– -$441K -43,393 Closed
VF
87
Virtu Financial
New York
– -$430K -42,274 Closed
ProShare Advisors
88
ProShare Advisors
Maryland
– -$415K -40,786 Closed
A
89
AlphaQuest
New York
– -$412K -40,513 Closed
Manulife (Manufacturers Life Insurance)
90
Manulife (Manufacturers Life Insurance)
Ontario, Canada
– -$407K -40,047 Closed
PCM
91
Prelude Capital Management
New York
– -$407K -39,985 Closed
T. Rowe Price Associates
92
T. Rowe Price Associates
Maryland
– -$407K -39,935 Closed
JG
93
Jain Global
New York
– -$371K -36,500 Closed
Mirae Asset Global ETFs Holdings
94
Mirae Asset Global ETFs Holdings
Hong Kong
– -$364K -35,795 Closed
IIM
95
INTECH Investment Management
Florida
– -$362K -35,560 Closed
Teacher Retirement System of Texas
96
Teacher Retirement System of Texas
Texas
– -$355K -34,919 Closed
Janus Henderson Group
97
Janus Henderson Group
United Kingdom
– -$346K -34,000 Closed
Royal Bank of Canada
98
Royal Bank of Canada
Ontario, Canada
– -$344K -33,858 Closed
LPL Financial
99
LPL Financial
California
– -$306K -30,135 Closed
SEI Investments
100
SEI Investments
Pennsylvania
– -$298K -29,344 Closed
2 3
4
5 6

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.