0001872871-22-000002.txt : 20220511 0001872871-22-000002.hdr.sgml : 20220511 20220511171641 ACCESSION NUMBER: 0001872871-22-000002 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20220331 FILED AS OF DATE: 20220511 DATE AS OF CHANGE: 20220511 EFFECTIVENESS DATE: 20220511 FILER: COMPANY DATA: COMPANY CONFORMED NAME: SUMMIT PARTNERS L P CENTRAL INDEX KEY: 0000830588 IRS NUMBER: 043478657 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-11703 FILM NUMBER: 22914730 BUSINESS ADDRESS: STREET 1: 222 BERKELEY STREET STREET 2: 18TH FLOOR CITY: BOSTON STATE: MA ZIP: 02116 BUSINESS PHONE: 6178241094 MAIL ADDRESS: STREET 1: 222 BERKELEY STREET STREET 2: 18TH FLOOR CITY: BOSTON STATE: MA ZIP: 02116 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0000830588 XXXXXXXX 03-31-2022 03-31-2022 SUMMIT PARTNERS L P

222 BERKELEY STREET 18TH FLOOR BOSTON MA 02116

13F HOLDINGS REPORT 028-11703 N ADAM H. HENNESSEY 617-824-1000 /S/ ADAM H. HENNESSEY BOSTON MA 05-11-2022 0 12 2254791 false INFORMATION TABLE 2 table.xml 8X8, INC. COM 282914100 2165 171981 SH SOLE 171981 0 0 A10 NETWORKS, INC. COM 002121101 123847 8877890 SH SOLE 8877890 0 0 A K A BRANDS HLDG CORP COM 00152K101 291966 66055718 SH SOLE 66055718 0 0 CASA SYSTEMS, INC. COM 14713L102 154243 34124480 SH SOLE 34124480 0 0 ENGAGESMART COMMON STOCK 29283F103 573809 26926752 SH SOLE 26926752 0 0 JAMF HOLDINGS CORP COM 47074L105 155788 4475381 SH SOLE 4475381 0 0 LIFESTANCE HEALTH GROUP INC. COM 53228F101 462378 45734703 SH SOLE 45734703 0 0 MACOM TECHNOLOGY SOLUTIONS HOLDINGS INC. COM 55405Y100 53333 890811 SH SOLE 890811 0 0 MARKFORGED COM 57064N102 57964 14527328 SH SOLE 14527328 0 0 SHARECARE COM CL A 81948W104 1631 660357 SH SOLE 660357 0 0 SOLO BRANDS, INC. COM CL A 83425V104 375618 44034960 SH SOLE 44034960 0 0 QUALTRICS INTERNATIONAL INC. COM CL A 747601201 2049 71767 SH SOLE 71767 0 0