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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
MFS
126
Mirabella Financial Services
United Kingdom
– -$120K -11,800 Closed
Carson Wealth (CWM LLC)
127
Carson Wealth (CWM LLC)
Nebraska
– -$115K -11,305 Closed
QCM
128
Quantinno Capital Management
New York
– -$108K -10,635 Closed
GI
129
GAMCO Investors
Connecticut
– -$102K -10,000 Closed
PCM
130
PenderFund Capital Management
British Columbia, Canada
– -$92.5K -9,100 Closed
LIM
131
Longfellow Investment Management
Massachusetts
– -$75.1K -7,384 Closed
Russell Investments Group
132
Russell Investments Group
United Kingdom
– -$64.9K -6,379 Closed
AIP
133
Ameritas Investment Partners
Nebraska
– -$64.8K -6,369 Closed
JFGIW
134
Johnson Financial Group Inc (Wisconsin)
Wisconsin
– -$60K -5,904 Closed
FIA
135
FNY Investment Advisers
New York
– -$50K -5,000 Closed
Fidelity Investments
136
Fidelity Investments
Massachusetts
– -$50.3K -4,943 Closed
SCM
137
Sterling Capital Management
North Carolina
– -$46.2K -4,543 Closed
SOADOR
138
State of Alaska Department of Revenue
Alaska
– -$45K -4,436 Closed
PNC Financial Services Group
139
PNC Financial Services Group
Pennsylvania
– -$37.9K -3,726 Closed
AB
140
Amalgamated Bank
New York
– -$26K -2,519 Closed
NS
141
NBC Securities
Alabama
– -$18.9K -1,854 Closed
VCM
142
Versant Capital Management
Arizona
– -$14.4K -1,412 Closed
Nisa Investment Advisors
143
Nisa Investment Advisors
Missouri
– -$14.3K -1,402 Closed
UB
144
UMB Bank
Missouri
– -$12K -1,177 Closed
WANY
145
Wealthspire Advisors (New York)
New York
– -$10.2K -1,000 Closed
GI
146
GAMMA Investing
California
– -$9.38K -922 Closed
AAP
147
Arax Advisory Partners
Colorado
– -$6.32K -621 Closed
FFA
148
Farther Finance Advisors
California
– -$5.91K -581 Closed
OAM
149
Oxford Asset Management
United Kingdom
– -$4.65K -457 Closed
EP
150
Essential Partners
California
– -$4.34K -427 Closed
3 4 5
6
7

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.