Reporting Manager
Ravi Mhatre
Symbol
RBRK
Shares outstanding
126M shares
Disclosed Ownership
22.8M shares
Ownership
18.1%
Form type
SCHEDULE 13G/A
Filing time
15 May 2025, 16:37:19 UTC
Date of event
31 Mar 2025
Next filing
14 Aug 2025

Reporting Managers (18)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Lightspeed Venture Partners IX, L.P. 8.8% 9.99M 0 9.99M /s/ Ravi Mhatre See Note 1
Lightspeed General Partner IX, L.P. 8.8% 9.99M 0 9.99M /s/ Ravi Mhatre By Lightspeed Ultimate General Partner IX, Ltd., its General Partner, By Ravi Mhatre, Director
Lightspeed Ultimate General Partner IX, Ltd. 8.8% 9.99M 0 9.99M /s/ Ravi Mhatre By Ravi Mhatre, Director
Lightspeed SPV I, LLC 4.2% 4.51M 0 4.51M /s/ Ravi Mhatre By LS SPV Management, LLC, its Manager, By Ravi Mhatre, Managing Member
Lightspeed SPV I-B, LLC 3.1% 3.25M 0 3.25M /s/ Ravi Mhatre By LS SPV Management, LLC, its Manager, By Ravi Mhatre, Managing Member
Lightspeed SPV I-C, LLC 2.2% 2.27M 0 2.27M /s/ Ravi Mhatre By LS SPV Management, LLC, its Manager, By Ravi Mhatre, Managing Member
LS SPV Management, LLC 8.9% 10M 0 10M /s/ Ravi Mhatre By Ravi Mhatre, Managing Member
Lightspeed Venture Partners Select II, L.P. 2.2% 2.32M 0 2.32M /s/ Ravi Mhatre See Note 2
Lightspeed General Partner Select II, L.P. 2.2% 2.32M 0 2.32M /s/ Ravi Mhatre By Lightspeed Ultimate General Partner Select II, Ltd., its General Partner, By Ravi Mhatre, Director
Lightspeed Ultimate General Partner Select II, Ltd. 2.2% 2.32M 0 2.32M /s/ Ravi Mhatre By Ravi Mhatre, Director
Lightspeed Venture Partners X, L.P. 0.1% 102K 0 102K /s/ Ravi Mhatre See Note 3
Lightspeed Affiliates X, L.P. 0% 0 0 0 /s/ Ravi Mhatre See Note 3
Lightspeed General Partner X, L.P. 0.1% 102K 0 102K /s/ Ravi Mhatre By Lightspeed Ultimate General Partner X, Ltd., its General Partner, By Ravi Mhatre, Director
Lightspeed Ultimate General Partner X, Ltd. 0.1% 102K 0 102K /s/ Ravi Mhatre By Ravi Mhatre, Director
Lightspeed Management Company, L.L.C. 0% 13.2K 0 13.2K /s/ Ravi Mhatre By Ravi Mhatre, Managing Member
Barry Eggers 18% 22.7M 211K 22.5M /s/ Barry Eggers Barry Eggers
Ravi Mhatre 18.1% 22.8M 328K 22.5M /s/ Ravi Mhatre Ravi Mhatre
Peter Nieh 18.1% 22.8M 310K 22.5M /s/ Peter Nieh Peter Nieh