0000950170-24-066046.txt : 20240529 0000950170-24-066046.hdr.sgml : 20240529 20240529165928 ACCESSION NUMBER: 0000950170-24-066046 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240524 FILED AS OF DATE: 20240529 DATE AS OF CHANGE: 20240529 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SUMMIT PARTNERS L P CENTRAL INDEX KEY: 0000830588 ORGANIZATION NAME: STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40478 FILM NUMBER: 24999390 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 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Summit Investors Management, LLC CENTRAL INDEX KEY: 0001507545 ORGANIZATION NAME: STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40478 FILM NUMBER: 24999385 BUSINESS ADDRESS: STREET 1: C/O SUMMIT PARTNERS STREET 2: 22 BERKELEY STREET, 18TH FLOOR CITY: BOSTON STATE: MA ZIP: 02110 BUSINESS PHONE: 617 824-1000 MAIL ADDRESS: STREET 1: C/O SUMMIT PARTNERS STREET 2: 22 BERKELEY STREET, 18TH FLOOR CITY: BOSTON STATE: MA ZIP: 02110 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SUMMIT MASTER COMPANY, LLC CENTRAL INDEX KEY: 0001627278 ORGANIZATION NAME: STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40478 FILM NUMBER: 24999389 BUSINESS ADDRESS: STREET 1: 222 BERKLEY STREET STREET 2: 18TH FLOOR CITY: BOSTON STATE: MA ZIP: 02116 BUSINESS PHONE: 617-824-1000 MAIL ADDRESS: STREET 1: 222 BERKLEY STREET STREET 2: 18TH FLOOR CITY: BOSTON STATE: MA ZIP: 02116 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SUMMIT PARTNERS ENTREPRENEUR ADVISORS GP II, LLC CENTRAL INDEX KEY: 0001846778 ORGANIZATION NAME: STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40478 FILM NUMBER: 24999388 BUSINESS ADDRESS: STREET 1: 222 BERKELEY STREET, 18TH FLOOR CITY: BOSTON STATE: MA ZIP: 02116 BUSINESS PHONE: (617) 824-1000 MAIL ADDRESS: STREET 1: 222 BERKELEY STREET, 18TH FLOOR CITY: BOSTON STATE: MA ZIP: 02116 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SUMMIT PARTNERS GE IX, LLC CENTRAL INDEX KEY: 0001846688 ORGANIZATION NAME: STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40478 FILM NUMBER: 24999386 BUSINESS ADDRESS: STREET 1: 222 BERKELEY STREET, 18TH FLOOR CITY: BOSTON STATE: MA ZIP: 02116 BUSINESS PHONE: (617) 824-1000 MAIL ADDRESS: STREET 1: 222 BERKELEY STREET, 18TH FLOOR CITY: BOSTON STATE: MA ZIP: 02116 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SUMMIT PARTNERS GE IX, L.P. CENTRAL INDEX KEY: 0001846731 ORGANIZATION NAME: STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40478 FILM NUMBER: 24999387 BUSINESS ADDRESS: STREET 1: 222 BERKELEY STREET, 18TH FLOOR CITY: BOSTON STATE: MA ZIP: 02116 BUSINESS PHONE: (617) 824-1000 MAIL ADDRESS: STREET 1: 222 BERKELEY STREET, 18TH FLOOR CITY: BOSTON STATE: MA ZIP: 02116 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: LifeStance Health Group, Inc. CENTRAL INDEX KEY: 0001845257 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-HEALTH SERVICES [8000] ORGANIZATION NAME: 08 Industrial Applications and Services IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 4800 N. SCOTTSDALE ROAD STREET 2: SUITE 6000 CITY: SCOTTSDALE STATE: AZ ZIP: 85251 BUSINESS PHONE: 602-767-2100 MAIL ADDRESS: STREET 1: 4800 N. SCOTTSDALE ROAD STREET 2: SUITE 6000 CITY: SCOTTSDALE STATE: AZ ZIP: 85251 4 1 ownership.xml 4 X0508 4 2024-05-24 0001845257 LifeStance Health Group, Inc. LFST 0000830588 SUMMIT PARTNERS L P 222 BERKELEY STREET 18TH FLOOR BOSTON MA 02116 false false false true Manager of GP of 10% owner 0001627278 SUMMIT MASTER COMPANY, LLC 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116 false false false true Manager of GP of 10% owner 0001846778 SUMMIT PARTNERS ENTREPRENEUR ADVISORS GP II, LLC 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116 false false false true GP of 10% owner 0001846731 SUMMIT PARTNERS GE IX, L.P. 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116 false false false true GP of 10% owner 0001846688 SUMMIT PARTNERS GE IX, LLC 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116 false false false true GP of 10% owner 0001507545 Summit Investors Management, LLC 222 BERKELEY STREET, 18TH FLOOR BOSTON MA 02116 false false false true Manager and GP of 10% Owner false Common Stock 2024-05-24 4 S false 3802345 5.89 D 41932358 I See Footnotes. Represents 2,328,399 shares sold by Summit Partners Growth Equity Fund IX-A, L.P., 1,453,820 shares sold by Summit Partners Growth Equity Fund IX-B, L.P., 16,253 shares sold by Summit Investors GE IX/VC IV, LLC, 2,173 shares sold by Summit Partners Entrepreneur Advisors Fund II, L.P., and 1,700 shares sold by Summit Investors GE IX/VC IV (UK), L.P. Represents 25,677,643 shares held by Summit Partners Growth Equity Fund IX-A, L.P., 16,032,765 shares held by Summit Partners Growth Equity Fund IX-B, L.P., 179,239 shares held by Summit Investors GE IX/VC IV, LLC, 23,961 shares held by Summit Partners Entrepreneur Advisors Fund II, L.P., and 18,750 shares held by Summit Investors GE IX/VC IV (UK), L.P. Summit Partners, L.P. is the managing member of Summit Partners GE IX, LLC, which is general partner of Summit Partners GE IX, LP, which is the general partner of Summit Partners Growth Equity Fund IX-A, L.P. and Summit Partners Growth Equity Fund IX-B, L.P. Summit Master Company, LLC is (i) the sole member of Summit Partners Entrepreneur Advisors GP II, LLC, which is the general partner of Summit Partners Entrepreneur Advisors Fund II, L.P. and (ii) the managing member of Summit Investors Management, LLC, which is the manager of Summit Investors GE IX/VC IV, LLC, and the general partner of Summit Investors GE IX/VC IV (UK), L.P. Summit Master Company, LLC, as the sole member of Summit Partners Entrepreneur Advisors GP II, LLC and the managing member of Summit Investors Management, LLC, has delegated investment decisions, including voting and dispositive power, to Summit Partners, L.P. and its investment committee responsible for voting and investment decisions with respect to LifeStance Health Group, Inc. Summit Partners, L.P., through a three-person investment committee, currently composed of Peter Y. Chung, Mark A. deLaar and Craig D. Frances, has voting and dispositive authority over the shares held by each of these entities and therefore beneficially owns such shares. Each of the Summit Funds, Mr. Chung, Mr. deLaar and Dr. Frances disclaim beneficial ownership of the shares, except, in each case, to the extent of such person's or entity's pecuniary interest therein. Summit Partners, L.P., by Summit Master Company, LLC, its GP, by /s/ Adam Hennessey, Member 2024-05-29 Summit Master Company, LLC, by /s/ Adam Hennessey, Member 2024-05-29 Summit Partners Entrepreneur Advisors GP II, LLC, by Summit Master Company, its Sole Member, by /s/ Adam Hennessey, Member 2024-05-29 Summit Partners GE IX, L.P., by Summit Partners GE IX, LLC, its General Partner, by Summit Partners, L.P., its Manager, by Summit Master Company, LLC, its General Partner, by /s/ Adam Hennessey, Member 2024-05-29 Summit Partners GE IX, LLC, by Summit Partners, L.P., its Manager, by Summit Master Company, LLC, its General Partner, by /s/ Adam Hennessey, Member 2024-05-29 Summit Investors Management, LLC, by Summit Master Company, LLC, its Managing Member, by /s/ Adam Hennessey, Member 2024-05-29