Integral Ad Science
IAS was delisted on the 22nd of December, 2025.
163 hedge funds and large institutions have $1.79B invested in Integral Ad Science in 2023 Q3 according to their latest regulatory filings, with 29 funds opening new positions, 73 increasing their positions, 47 reducing their positions, and 34 closing their positions.
55% more repeat investments, than reductions
Existing positions increased: 73 | Existing positions reduced: 47
40% more call options, than puts
Call options by funds: $286K | Put options by funds: $204K
0% more funds holding in top 10
Funds holding in top 10: 4 → 4 (0)
1.29% less ownership
Funds ownership: 97.22% → 95.93% (-1.3%)
3% less funds holding
Funds holding: 168 → 163 (-5)
15% less first-time investments, than exits
New positions opened: 29 | Existing positions closed: 34
34% less capital invested
Capital invested by funds: $2.71B → $1.79B (-$917M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SM
Sunriver Management
Greenwich,
Connecticut
|
+$33.9M |
| 2 |
Vanguard Group
Malvern,
Pennsylvania
|
+$14.9M |
| 3 |
Dimensional Fund Advisors
Austin,
Texas
|
+$10.5M |
| 4 |
BlackRock
New York
|
+$10M |
| 5 |
TCM
TimesSquare Capital Management
New York
|
+$9.37M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SSA
Schonfeld Strategic Advisors
New York
|
-$20.1M |
| 2 |
Fidelity Investments
Boston,
Massachusetts
|
-$17.5M |
| 3 |
Ameriprise
Minneapolis,
Minnesota
|
-$10.3M |
| 4 |
Citadel Advisors
Miami,
Florida
|
-$9.65M |
| 5 |
Morgan Stanley
New York
|
-$9.54M |
IAS Hedge Fund Activity: Q3 2023 in Review
163 of the 6,312 institutional investors tracked by Wall St. Rank reported a position in Integral Ad Science (IAS) for Q3 2023, worth a combined $1.79B — down 34% from $2.71B a quarter earlier.
Sellers outnumbered buyers: 34 funds closed out of IAS and 29 opened new positions — a net loss of 5 holders — while 47 trimmed existing stakes and 73 added.
The largest buyer was Sunriver Management, adding an estimated $33.9M. The largest seller was Schonfeld Strategic Advisors, cutting an estimated $20.1M.
- 163 institutional investors held Integral Ad Science (IAS) as of Q3 2023, down from 168 in Q2 2023.
- Funds reported $1.79B of Integral Ad Science stock for Q3 2023, down 34% quarter-over-quarter.
- 29 funds opened new Integral Ad Science positions in Q3 2023 and 34 closed out, a net change of -5 holders.
- The largest Integral Ad Science buyer in Q3 2023 was Sunriver Management, an estimated $33.9M added.
- The largest Integral Ad Science seller in Q3 2023 was Schonfeld Strategic Advisors, an estimated $20.1M sold.
Based on aggregated 13F filings for Q3 2023.