SCHEDULE 13G/A

RUBRIK INC. CL A

Class A Common Stock, $0.000025 par value per share · CUSIP: 781154109

Event date: 2024-12-31

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• Greylock XIV Limited Partnership

  Shares: 13,429,342 · Class: 13.36%

• Greylock XIV-A Limited Partnership

  Shares: 746,073 · Class: 0.85%

• Greylock XIV Principals LLC

  Shares: 746,073 · Class: 0.85%

• Greylock XIV GP LLC

  Shares: 14,921,488 · Class: 14.63%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.