Atlas Venture Advisors, Inc. reported 3 positions worth $111.19M for the quarter ended Sep 30, 2026, down 22.5% on the prior quarter. It opened 0 new positions, added to 0, trimmed 0 and exited 0. Its largest holding is DraftKings Inc. at 90.9% of the portfolio.
Reported 13F market value at each quarter end. A change mixes trading with price moves in the positions held.
Dollar value of shares bought and sold each quarter, at that quarter’s price. It counts trading only, not price changes.
How many positions were opened, added to, trimmed or closed each quarter.
Share of reported value in each sector at every quarter end.
No positions were added to this quarter.
No positions were reduced this quarter.
No new positions this quarter.
No positions were closed this quarter.
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | DKNG DraftKings Inc. | Consumer Discretionary | 5.32M | $101.08M | 90.9% | 0 | 0.0% | Unchanged | 1.07% |
| 2 | ROKU Roku, Inc | Technology | 57.7K | $8.79M | 7.9% | 0 | 0.0% | Unchanged | 0.04% |
| 3 | SNAP Snap Inc | Technology | 245.6K | $1.33M | 1.19% | 0 | 0.0% | Unchanged | 0.01% |
Tip. Select a row to see that position’s full history at Atlas Venture Advisors.
As of its Q3 2026 13F filing, Atlas Venture Advisors, Inc.’s five largest positions were DraftKings Inc. (DKNG) at 90.9%, Roku, Inc (ROKU) at 7.9%, Snap Inc (SNAP) at 1.2% of the reported portfolio.
Atlas Venture Advisors, Inc. reported a 13F portfolio worth $111.19M across 3 positions for Q3 2026. That is down 22.5% from the previous quarter.
From the Form 13F-HR reports Atlas Venture Advisors, Inc. files with the SEC each quarter, within 45 days of quarter end. A 13F lists long positions in US-listed equities and options; it excludes short positions, cash, bonds and most non-US holdings.
13F data reflects long positions in US-listed equities and options as reported to the SEC up to 45 days after quarter end. It excludes short positions, cash, bonds and most non-US securities, so it is not a complete picture of a manager’s assets.