Atlas Venture Fund VIII, L.P. has filed its latest 13F-NT with the SEC, reflecting its investment activities as of September 30, 2026. This filing is crucial as it showcases the firm’s adjustments in its portfolio, which could influence its future performance and strategy.

Background

Atlas Venture Fund VIII, L.P. is a private equity firm based in Boston, Massachusetts. The firm specializes in venture capital investments, focusing on early-stage companies. Its recent filings include several 13F-NT forms, with the latest submission dated October 28, 2026, and previous filings dating back to July 28, 2026.

What the Filing Says

The filing indicates that the report is a 13F Notice, which is typically used to inform the SEC of changes in the firm’s investment portfolio. However, specific details about the changes in holdings or the overall value of the portfolio were not disclosed in this filing.

Impact

This filing affects stakeholders within the private equity sector, particularly investors and competitors who may look to Atlas Venture Fund VIII for insights into market trends and investment strategies. The absence of detailed information may prompt further scrutiny from analysts and investors alike.

What's Next

The filing does not say what happens next.

Filing Details

The 13F-NT filing was submitted on October 28, 2026, and pertains to the reporting period ending September 30, 2026. The form indicates that it is not an amendment and is classified under the SEC Act of 1934.

Company Information

Atlas Venture Fund VIII, L.P. is registered under the Central Index Key (CIK) number 0001451626. The firm operates out of Boston, Massachusetts, with its business address listed as 56 Wareham Street, Floor 3, Boston, MA 02118. The contact number for the firm is 617-588-2694.

Management

Jeff Fagnan, serving as the Director, signed the filing. His contact number is 617-588-2600. The filing also mentions Atlas Venture Advisors, Inc. as another manager associated with the firm, which is registered under CIK number 0001767432.

Omitted Information

The filing does not provide specific details regarding the changes in the investment portfolio, such as the value of holdings or the number of securities held. Additionally, there is no information on the overall performance of the portfolio or insights into future investment strategies.