SUMMIT PARTNERS L P

13D and 13G Filings

Investors who own more than 5% of a class must file a Schedule 13D or 13G. The latest filing for each security since 12/18/2024, newest first.

Issuer % of Class Filed
LifeStance Health Group, Inc. 13G/A
LFST · 53228F101
6.1% 8/11/2026
Event 6/30/2026
Klaviyo, Inc. 13G/A
KVYO · 49845K101
12.0% 11/13/2025
Event 9/30/2025