| Explanation of Responses: |
| Remarks: |
| This Form 4 is the first of two Forms 4 filed relating to the same events. Combined, the two Form 4s report the holdings for the following Reporting Persons: Lightspeed Venture Partners IX, L.P., Lightspeed General Partner IX, L.P., Lightspeed Ultimate General Partner IX, Ltd., Lightspeed Venture Partners XII, L.P., Lightspeed General Partner XII, L.P., Lightspeed Ultimate General Partner XII, Ltd., Lightspeed SPV II, LLC, Lightspeed SPV II-B, LLC, LS SPV Management, LLC, Lightspeed Venture Partners Select, L.P., Lightspeed General Partner Select, L.P., Lightspeed Ultimate General Partner Select, Ltd., Lightspeed Venture Partners Select II, L.P., Lightspeed General Partner Select II, L.P., Lightspeed Ultimate General Partner Select II, Ltd., Lightspeed Opportunity Fund, L.P., Lightspeed General Partner Opportunity Fund, L.P. and Lightspeed Ultimate General Partner Opportunity Fund, Ltd. This Form 4 has been split into two filings because there are more than 10 reporting persons in total, and the SEC's EDGAR filing system limits a single Form 4 to a maximum of 10 reporting persons. |
|
Lightspeed Venture Partners IX, L.P., By Lightspeed General Partner IX, L.P., its General Partner, By Lightspeed Ultimate General Partner IX, Ltd., its General Partner, By /s/ Ravi Mhatre, Director |
06/16/2026 |
|
** Signature of Reporting Person |
Date |
|
Lightspeed General Partner IX, L.P., By Lightspeed Ultimate General Partner IX, Ltd., its General Partner, By /s/ Ravi Mhatre, Director |
06/16/2026 |
|
** Signature of Reporting Person |
Date |
|
Lightspeed Ultimate General Partner IX, Ltd., By /s/ Ravi Mhatre, Director |
06/16/2026 |
|
** Signature of Reporting Person |
Date |
|
Lightspeed Venture Partners XII, L.P., By Lightspeed General Partner XII, L.P., its General Partner, By Lightspeed Ultimate General Partner XII, Ltd., its General Partner, By /s/ Ravi Mhatre, Director |
06/16/2026 |
|
** Signature of Reporting Person |
Date |
|
Lightspeed General Partner XII, L.P., By Lightspeed Ultimate General Partner XII, Ltd., its General Partner, By /s/ Ravi Mhatre, Director |
06/16/2026 |
|
** Signature of Reporting Person |
Date |
|
Lightspeed Ultimate General Partner XII, Ltd., By /s/ Ravi Mhatre, Director |
06/16/2026 |
|
** Signature of Reporting Person |
Date |
|
Lightspeed SPV II, LLC, By LS SPV Management, LLC, its Manager, By /s/ Ravi Mhatre, Managing Member |
06/16/2026 |
|
** Signature of Reporting Person |
Date |
|
Lightspeed SPV II-B, LLC, By LS SPV Management, LLC, its Manager, By /s/ Ravi Mhatre, Managing Member |
06/16/2026 |
|
** Signature of Reporting Person |
Date |
|
LS SPV Management, LLC, By /s/ Ravi Mhatre, Managing Member |
06/16/2026 |
|
** Signature of Reporting Person |
Date |
| Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. |
| * If the form is filed by more than one reporting person,
see
Instruction
4
(b)(v). |
| ** Intentional misstatements or omissions of facts constitute Federal Criminal Violations
See
18 U.S.C. 1001 and 15 U.S.C. 78ff(a). |
| Note: File three copies of this Form, one of which must be manually signed. If space is insufficient,
see
Instruction 6 for procedure. |
| Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number. |