SCHEDULE: Lightspeed Funds Maintain Significant Rubrik Stake

Lightspeed Venture Partners and its principals disclose continued substantial beneficial ownership in Rubrik, Inc., with key individuals holding over 9% of Class A Common Stock.

Summary

• Lightspeed Venture Partners IX, L.P. and its related entities collectively beneficially own 5,549,816 shares of Rubrik, Inc. Class A Common Stock, representing 4.0% of the class.
• LS SPV Management, LLC, another Lightspeed-affiliated entity, beneficially owns 5,862,326 shares, representing 4.2% of the class.
• Lightspeed Venture Partners Select II, L.P. and its related entities beneficially own 1,288,410 shares, representing 1.0% of the class.
• Lightspeed Venture Partners X, L.P. and its related entities beneficially own 101,659 shares, representing 0.1% of the class.
• Barry Eggers, a principal, beneficially owns an aggregate of 13,217,635 shares, representing 9.1% of the class, including shares held by Lightspeed entities over which he has shared voting and dispositive power.
• Ravi Mhatre, a principal, beneficially owns an aggregate of 13,354,373 shares, representing 9.1% of the class, including shares held by Lightspeed entities over which he has shared voting and dispositive power.
• Peter Nieh, a principal, beneficially owns an aggregate of 13,317,634 shares, representing 9.1% of the class, including shares held by Lightspeed entities over which he has shared voting and dispositive power.
• The beneficial ownership percentages are calculated based on 123,563,326 shares of Class A common stock outstanding as of May 31, 2025, plus 9,641,000 shares of Class A common stock issued post-May 31, 2025, from Class B conversions by the reporting persons.

Sentiment

Score: 5

Explanation: The filing is a standard disclosure of beneficial ownership by a venture capital firm and its principals. It does not contain information that would inherently indicate positive or negative sentiment regarding the company's performance or prospects, but rather confirms the existing significant ownership structure.

Future Outlook

NA

Industry Context

This filing is a routine disclosure of beneficial ownership by a venture capital firm and its principals in a publicly traded technology company. It reflects the ongoing investment and control structure typical for companies that have gone public with significant prior VC backing.

Stakeholder Impact

• Shareholders: Provides transparency on significant institutional and individual ownership stakes, which can influence perceptions of control and stability.

Key Dates

Keywords

Rubrik, Lightspeed Venture Partners, SEC Filing, Schedule 13G, Beneficial Ownership, Class A Common Stock, Venture Capital, Institutional Investor, Shareholding