X0202 13F-HR LIVE false false false 0001767432 XXXXXXXX 03-31-2026 03-31-2026 false Atlas Venture Advisors, Inc.

56 WAREHAM STREET, FLOOR 3 BOSTON MA 02118

13F HOLDINGS REPORT 028-19068 N Jeff Fagnan 617-588-2600 /s/ Jeff Fagnan BOSTON MA 05-01-2026 3 3 121605310 1 0001451626 028-21502 Atlas Venture Fund VIII, L.P. 2 0001451625 028-21501 Atlas Venture Associates VIII, L.P. 3 0001451624 028-21503 Atlas Venture Associates VIII, Inc.