Integral Ad Science Holding Corp.
IASDelisted Dec 23, 2025- Industry
- Services-Computer Programming, Data Processing, Etc.
- SEC CIK
- 0001842718
Integral Ad Science Holding Corp. was delisted on Dec 23, 2025; its insiders filed their last Form 4 on Dec 29, 2025; 171 institutions reported holding it in 13F filings for Q3 2025, worth $1.65B in total; Soros Fund Management was the only superinvestor holding it.
Key figures
- Insider buys
- 0
- Open market, last 90 days
- Insider sells
- 0
- Open market, last 90 days
- 13F holders
- 171
- Q3 2025, +3 vs. previous quarter
- 13F value
- $1.65B
- Reported value at the end of Q3 2025
- Superinvestors holding
- 1
- At the end of Q3 2025
Superinvestors holding IAS, Q3 2025
1 superinvestor reports holding Integral Ad Science Holding Corp. on Form 13F. Percentages are the stock's share of each portfolio.
Soros Fund Management
George Soros
0.3%
Integral Ad Science Holding Corp.'s share of the portfolio
- Shares
- 1,990,000
- Value
- $20.2M
Latest insider trades
Open-market purchases and sales by Integral Ad Science Holding Corp. insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Dec 3, 2025 (view filing) | Dec 2 | 1 day | Gil Alexis IIChief Accounting Officer | SSaleCommon Stock, $0.001 par value | −2.78K | $10.28 | −$28.6K | −2.0%136.8K after | |
| Nov 6, 2025 (view filing) | Nov 5 | 1 day | Utzschneider LisaChief Executive Officer | SSaleCommon Stock, $0.001 par value | −12.2K | $10.24 | −$124.7K | −2.8%417.7K after | |
| Oct 9, 2025 (view filing) | Oct 7 | 2 days | Utzschneider LisaChief Executive Officer | SSaleCommon Stock, $0.001 par value | −9.26K | $10.19 | −$94.4K | −2.2%406.0K after | |
| Oct 7, 2025 (view filing) | Oct 3 | 4 days | Gil Alexis IIChief Accounting Officer | SSaleCommon Stock, $0.001 par value | −3.53K | $10.18 | −$35.9K | −2.5%139.6K after | 10b5-1 |
| Oct 7, 2025 (view filing) | Oct 3 | 4 days | Utzschneider LisaChief Executive Officer | SSaleCommon Stock, $0.001 par value | −17.3K | $10.19 | −$176.0K | −4.0%415.3K after | |
| Oct 6, 2025 (view filing) | Oct 2 | 4 days | Gil Alexis IIChief Accounting Officer | SSaleCommon Stock, $0.001 par value | −1.99K | $10.18 | −$20.3K | −1.4%143.1K after | |
| Sep 26, 2025 (view filing) | Sep 24 | 2 days | Gil Alexis IIChief Accounting Officer | SSaleCommon Stock, $0.001 par value | −25.9K | $10.18 | −$263.7K | −15.1%145.1K after | 10b5-1 |
| Sep 4, 2025 (view filing) | Sep 3 | 1 day | Gil Alexis IIChief Accounting Officer | SSaleCommon Stock, $0.001 par value | −2.78K | $8.98 | −$25.0K | −1.6%171.0K after | |
| Aug 12, 2025 (view filing) | Aug 6 | 6 daysLate | Utzschneider LisaChief Executive Officer | SSaleCommon Stock, $0.001 par value | −9.92K | $8.12 | −$80.6K | −2.5%380.6K after | |
| Jul 14, 2025 (view filing) | Jul 10 | 4 days | Utzschneider LisaChief Executive Officer | SSaleCommon Stock, $0.001 par value | −8.29K | $8.29 | −$68.7K | −2.2%371.0K after |
Top 10 13F holders, Q3 2025
The largest institutional positions in Integral Ad Science Holding Corp. at the end of Q3 2025; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vista Equity Partners Management, LLC | 65,010,001 | $661.2M | 55.63% | 00.0% | Unchanged |
| Atlas Venture Advisors, Inc. | 22,722,770 | $231.1M | 52.79% | 00.0% | Unchanged |
| Vanguard Group Inc | 9,043,380 | $92.0M | 0.00% | −212,517−2.3% | Reduced |
| Sunriver Management LLC | 7,120,157 | $72.4M | 7.87% | −1,702,757−19.3% | Reduced |
| BlackRock, Inc. | 6,757,261 | $68.7M | 0.00% | +89,656+1.3% | Added |
| Dimensional Fund Advisors LP | 5,949,164 | $60.5M | 0.01% | +542,771+10.0% | Added |
| P2 Capital Partners, LLC | 4,830,805 | $49.1M | 10.09% | −79,195−1.6% | Reduced |
| Omni Event Management Ltd | 3,000,000 | $30.5M | 3.52% | +3,000,000 | New |
| Highland Capital Management Fund Advisors, L.P. | 2,683,061 | $27.3M | 2.43% | +2,683,061 | New |
| Glazer Capital, LLC | 2,096,797 | $21.3M | 0.72% | +2,096,797 | New |