Integral Ad Science
IAS was delisted on the 22nd of December, 2025.
168 hedge funds and large institutions have $2.71B invested in Integral Ad Science in 2023 Q2 according to their latest regulatory filings, with 65 funds opening new positions, 55 increasing their positions, 36 reducing their positions, and 13 closing their positions.
400% more first-time investments, than exits
New positions opened: 65 | Existing positions closed: 13
53% more repeat investments, than reductions
Existing positions increased: 55 | Existing positions reduced: 36
45% more funds holding
Funds holding: 116 → 168 (+52)
33% more funds holding in top 10
Funds holding in top 10: 3 → 4 (+1)
27% more capital invested
Capital invested by funds: $2.14B → $2.71B (+$570M)
4% more call options, than puts
Call options by funds: $322K | Put options by funds: $311K
0.17% more ownership
Funds ownership: 97.05% → 97.22% (+0.17%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
ClearBridge Investments
New York
|
+$30.2M |
| 2 |
Lord, Abbett & Co
Jersey City,
New Jersey
|
+$26.8M |
| 3 |
Citadel Advisors
Miami,
Florida
|
+$21.8M |
| 4 |
Morgan Stanley
New York
|
+$15.8M |
| 5 |
Vanguard Group
Malvern,
Pennsylvania
|
+$15.8M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
VEPM
Vista Equity Partners Management
San Francisco,
California
|
-$282M |
| 2 |
Wellington Management Group
Boston,
Massachusetts
|
-$13.9M |
| 3 |
SSA
Schonfeld Strategic Advisors
New York
|
-$8.01M |
| 4 |
ICM
Indaba Capital Management
San Francisco,
California
|
-$7.68M |
| 5 |
ER
EVR Research
Richmond,
Virginia
|
-$5.28M |
IAS Hedge Fund Activity: Q2 2023 in Review
168 of the 6,371 institutional investors tracked by Wall St. Rank reported a position in Integral Ad Science (IAS) for Q2 2023, worth a combined $2.71B — up 27% from $2.14B a quarter earlier.
Buyers outnumbered sellers: 65 funds opened new IAS positions and 13 closed out — a net gain of 52 holders — while 55 added to existing stakes and 36 trimmed.
The largest buyer was ClearBridge Investments, adding an estimated $30.2M. The largest seller was Vista Equity Partners Management, cutting an estimated $282M.
- 168 institutional investors held Integral Ad Science (IAS) as of Q2 2023, up from 116 in Q1 2023.
- Funds reported $2.71B of Integral Ad Science stock for Q2 2023, up 27% quarter-over-quarter.
- 65 funds opened new Integral Ad Science positions in Q2 2023 and 13 closed out, a net change of +52 holders.
- The largest Integral Ad Science buyer in Q2 2023 was ClearBridge Investments, an estimated $30.2M added.
- The largest Integral Ad Science seller in Q2 2023 was Vista Equity Partners Management, an estimated $282M sold.
Based on aggregated 13F filings for Q2 2023.