We are live on ! Find out more
IAS

Integral Ad Science

Delisted

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

107 hedge funds and large institutions have $1.3B invested in Integral Ad Science in 2022 Q4 according to their latest regulatory filings, with 21 funds opening new positions, 42 increasing their positions, 32 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed

31% more repeat investments, than reductions

Existing positions increased: 42 | Existing positions reduced: 32

24% more first-time investments, than exits

New positions opened: 21 | Existing positions closed: 17

21% more capital invested

Capital invested by funds: $1.07B → $1.3B (+$224M)

3% more funds holding

Funds holding: 104107 (+3)

0.63% more ownership

Funds ownership: 95.63%96.26% (+0.63%)

0% more funds holding in top 10

Funds holding in top 10: 22 (0)

Holders
107
Holders Change
+3
Holders Change %
+2.88%
% of All Funds
1.72%
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.03%
New
21
Increased
42
Reduced
32
Closed
17
Calls
$18K
Puts
Net Calls
+$18K
Net Calls Change
+$18K
Name Holding Trade Value Shares
Change
Change in
Stake
VEPM
1
Vista Equity Partners Management
California
$830M
AVA
2
Atlas Venture Advisors
Massachusetts
$200M
Vanguard Group
3
Vanguard Group
Pennsylvania
$41.9M +$82.8K +9,754 +0.2%
SSA
4
Schonfeld Strategic Advisors
New York
$26.4M -$3.34M -393,725 -12%
TCM
5
TimesSquare Capital Management
New York
$24.2M -$2.49M -293,950 -10%
BlackRock
6
BlackRock
New York
$21.8M +$1.86M +218,673 +10%
ICM
7
Indaba Capital Management
California
$21M -$356K -41,962 -2%
ClearBridge Investments
8
ClearBridge Investments
New York
$14.1M +$53.1K +6,260 +0.4%
Ameriprise
9
Ameriprise
Minnesota
$9.45M -$579K -68,245 -6%
Fidelity Investments
10
Fidelity Investments
Massachusetts
$8.96M +$8.62M +1,015,711 +31,138%
ECM
11
Engle Capital Management
Connecticut
$8.79M +$8.48M +1,000,000 New
Citadel Advisors
12
Citadel Advisors
Florida
$8.15M -$430K -50,693 -5%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$7.27M +$298K +35,164 +4%
FCM
14
Frontier Capital Management
Massachusetts
$6.96M -$19.9K -2,342 -0.3%
Morgan Stanley
15
Morgan Stanley
New York
$6.11M +$1.81M +213,086 +44%
State Street
16
State Street
Massachusetts
$5.53M +$499K +58,817 +10%
N
17
Nuveen
North Carolina
$3.99M -$1.85M -217,723 -32%
Wellington Management Group
18
Wellington Management Group
Massachusetts
$3.99M +$168K +19,745 +5%
Marshall Wace
19
Marshall Wace
United Kingdom
$3.6M -$2.68M -315,434 -44%
Lord, Abbett & Co
20
Lord, Abbett & Co
New Jersey
$3.42M +$3.3M +389,278 New
D.E. Shaw & Co
21
D.E. Shaw & Co
New York
$3.34M -$1.41M -166,206 -30%
Northern Trust
22
Northern Trust
Illinois
$2.84M +$140K +16,497 +5%
HP
23
Harbourvest Partners
Massachusetts
$2.68M
Bank of America
24
Bank of America
North Carolina
$2.64M +$330K +38,872 +15%
Goldman Sachs
25
Goldman Sachs
New York
$2.46M +$905K +106,707 +62%

IAS Hedge Fund Activity: Q4 2022 in Review

107 of the 6,223 institutional investors tracked by Wall St. Rank reported a position in Integral Ad Science (IAS) for Q4 2022, worth a combined $1.3B — up 21% from $1.07B a quarter earlier.

Buyers outnumbered sellers: 21 funds opened new IAS positions and 17 closed out — a net gain of 4 holders — while 42 added to existing stakes and 32 trimmed.

The largest buyer was Fidelity Investments, adding an estimated $8.62M. The largest seller was Southpoint Capital Advisors, exiting entirely with an estimated $11M sold.

  • 107 institutional investors held Integral Ad Science (IAS) as of Q4 2022, up from 104 in Q3 2022.
  • Funds reported $1.3B of Integral Ad Science stock for Q4 2022, up 21% quarter-over-quarter.
  • 21 funds opened new Integral Ad Science positions in Q4 2022 and 17 closed out, a net change of +4 holders.
  • The largest Integral Ad Science buyer in Q4 2022 was Fidelity Investments, an estimated $8.62M added.
  • The largest Integral Ad Science seller in Q4 2022 was Southpoint Capital Advisors, an estimated $11M sold.

Based on aggregated 13F filings for Q4 2022.