AV
Atlas Venture Advisors, Inc.
13F filer · CIK 0001767432Reported Jul 28, 2026
13F portfolio value$143MU.S. long equity reported on 13F
Positions30 new · 0 closed
Net flow last quarter$0Buys minus sells
Top 10 positions weight100.0%Concentration
Holdings
13F · last 4 quarters freeScroll for earlier quarters
| Company | Value | % of portfolio | % of company | POSITION CHANGE qoq % | First reported |
|---|---|---|---|---|---|
| Q2 2026Reported Jul 28, 20263 positions | |||||
| $134M | 93.68% | Not reported | Not reported | Q2 2020 | |
| $7.97M | 5.56% | 0.04% | Not reported | Q4 2019 | |
| $1.09M | 0.76% | 0.01% | Not reported | Q4 2018 | |
| Q1 2026Reported May 1, 20263 positions | |||||
| $115M | 94.58% | Not reported | Not reported | Q2 2020 | |
| $5.46M | 4.49% | 0.04% | Not reported | Q4 2019 | |
| $1.13M | 0.93% | 0.01% | Not reported | Q4 2018 | |
| Q4 2025Reported Jan 29, 20263 positions | |||||
| $183M | 95.70% | Not reported | Not reported | Q2 2020 | |
| $6.26M | 3.27% | 0.04% | Not reported | Q4 2019 | |
| $1.98M | 1.03% | 0.01% | Not reported | Q4 2018 | |
| Q3 2025Reported Oct 30, 20254 positions | |||||
| IAIASIntegral Ad Science Holding Corp. | $231M | 52.79% | 13.62% | Not reported | Q2 2021 |
| $199M | 45.45% | Not reported | Not reported | Q2 2020 | |
| $5.78M | 1.32% | 0.04% | Not reported | Q4 2019 | |
| $1.89M | 0.43% | 0.01% | Not reported | Q4 2018 | |
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