INTEGRAL AD SCIENCE HLDNG CO (IAS)
Institutional ownership reported to the SEC as of Q2 2026, across 21 quarters.
1
Reporting holders
$10
Reported value
0.0%
Held as options
+0
Holder change
Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.
Holders
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| HUNTINGTON NATIONAL BANK | $10 | 1 | 0.00% | 12q | HELD |
Quarter by quarter
Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 1 | $10 | 1 | 0 | 0 | 0 | 0.0% |
| Q1 2026 | 1 | $10 | 1 | 0 | 0 | 0 | 0.0% |
| Q4 2025 | 2 | $3.4K | 330 | 0 | 1 | 1 | 0.0% |
| Q3 2025 | 162 | $1.6B | 159,868,313 | 43 | 50 | 48 | 0.1% |
| Q2 2025 | 160 | $1.3B | 161,255,540 | 32 | 64 | 44 | 0.0% |
| Q1 2025 | 175 | $1.3B | 158,750,422 | 41 | 48 | 57 | 0.0% |
| Q4 2024 | 154 | $1.6B | 156,715,604 | 25 | 49 | 50 | 0.0% |
| Q3 2024 | 163 | $1.7B | 155,895,473 | 37 | 46 | 50 | 0.1% |
| Q2 2024 | 151 | $1.5B | 156,888,396 | 32 | 61 | 39 | 0.5% |
| Q1 2024 | 153 | $1.5B | 149,592,194 | 36 | 60 | 41 | 0.1% |
| Q4 2023 | 153 | $2.1B | 146,937,290 | 22 | 67 | 40 | 0.0% |
| Q3 2023 | 145 | $1.7B | 144,027,348 | 25 | 67 | 42 | 0.0% |
| Q2 2023 | 152 | $2.6B | 144,555,044 | 60 | 47 | 31 | 0.0% |
| Q1 2023 | 94 | $2.1B | 145,681,096 | 21 | 24 | 33 | 0.0% |
| Q4 2022 | 83 | $1.3B | 142,237,613 | 15 | 31 | 19 | 0.0% |
| Q3 2022 | 101 | $1.1B | 148,946,305 | 29 | 43 | 16 | 0.0% |
| Q2 2022 | 89 | $1.5B | 149,827,190 | 17 | 40 | 18 | 0.0% |
| Q1 2022 | 90 | $2.1B | 148,722,733 | 29 | 43 | 13 | 0.0% |
| Q4 2021 | 80 | $3.4B | 153,387,797 | 20 | 32 | 15 | 0.0% |
| Q3 2021 | 70 | $3.0B | 145,094,567 | 35 | 16 | 12 | 0.0% |
| Q2 2021 | 70 | $3.0B | 143,921,089 | 70 | 0 | 0 | 0.0% |