0000950170-24-007123.txt : 20240124 0000950170-24-007123.hdr.sgml : 20240124 20240124184441 ACCESSION NUMBER: 0000950170-24-007123 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240122 FILED AS OF DATE: 20240124 DATE AS OF CHANGE: 20240124 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Fairmount Healthcare Fund II L.P. CENTRAL INDEX KEY: 0001769651 ORGANIZATION NAME: STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36483 FILM NUMBER: 24558196 BUSINESS ADDRESS: STREET 1: 200 BARR HARBOR DRIVE STREET 2: SUITE 400 CITY: WEST CONSHOHOCKEN STATE: PA ZIP: 19428 BUSINESS PHONE: (267) 760-4066 MAIL ADDRESS: STREET 1: 200 BARR HARBOR DRIVE STREET 2: SUITE 400 CITY: WEST CONSHOHOCKEN STATE: PA ZIP: 19428 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Fairmount Healthcare Fund L.P. CENTRAL INDEX KEY: 0001686157 ORGANIZATION NAME: STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36483 FILM NUMBER: 24558200 BUSINESS ADDRESS: STREET 1: 2001 MARKET STREET STREET 2: SUITE 2500 CITY: PHILADELPHIA STATE: PA ZIP: 19103 BUSINESS PHONE: (267) 760-4066 MAIL ADDRESS: STREET 1: 2001 MARKET STREET STREET 2: SUITE 2500 CITY: PHILADELPHIA STATE: PA ZIP: 19103 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Fairmount Healthcare Fund GP LLC CENTRAL INDEX KEY: 0001830383 ORGANIZATION NAME: FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36483 FILM NUMBER: 24558198 BUSINESS ADDRESS: STREET 1: 2001 MARKET STREET, SUITE 2500 CITY: PHILADELPHIA STATE: PA ZIP: 19103 BUSINESS PHONE: 267-760-4066 MAIL ADDRESS: STREET 1: 2001 MARKET STREET, SUITE 2500 CITY: PHILADELPHIA STATE: PA ZIP: 19103 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Fairmount Funds Management LLC CENTRAL INDEX KEY: 0001802528 ORGANIZATION NAME: STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36483 FILM NUMBER: 24558199 BUSINESS ADDRESS: STREET 1: 200 BARR HARBOR DRIVE STREET 2: SUITE 400 CITY: WEST CONSHOHOCKEN STATE: PA ZIP: 19428 BUSINESS PHONE: 267-262-5300 MAIL ADDRESS: STREET 1: 200 BARR HARBOR DRIVE STREET 2: SUITE 400 CITY: WEST CONSHOHOCKEN STATE: PA ZIP: 19428 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Fairmount Healthcare Fund II GP LLC CENTRAL INDEX KEY: 0001830382 ORGANIZATION NAME: STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36483 FILM NUMBER: 24558197 BUSINESS ADDRESS: STREET 1: 2001 MARKET STREET, SUITE 2500 CITY: PHILADELPHIA STATE: PA ZIP: 19103 BUSINESS PHONE: 267-760-4066 MAIL ADDRESS: STREET 1: 2001 MARKET STREET, SUITE 2500 CITY: PHILADELPHIA STATE: PA ZIP: 19103 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Viridian Therapeutics, Inc.\DE CENTRAL INDEX KEY: 0001590750 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-MEDICAL LABORATORIES [8071] ORGANIZATION NAME: 08 Industrial Applications and Services IRS NUMBER: 471187261 STATE OF INCORPORATION: DE FISCAL YEAR END: 1215 BUSINESS ADDRESS: STREET 1: 221 CRESCENT STREET STREET 2: BLDG. 17, SUITE 401 CITY: WALTHAM STATE: MA ZIP: 02453 BUSINESS PHONE: 617.272.4600 MAIL ADDRESS: STREET 1: 221 CRESCENT STREET STREET 2: BLDG. 17, SUITE 401 CITY: WALTHAM STATE: MA ZIP: 02453 FORMER COMPANY: FORMER CONFORMED NAME: MIRAGEN THERAPEUTICS, INC. DATE OF NAME CHANGE: 20170213 FORMER COMPANY: FORMER CONFORMED NAME: MIRAGEN THERAPEUTICS, INC. DATE OF NAME CHANGE: 20170213 FORMER COMPANY: FORMER CONFORMED NAME: SIGNAL GENETICS, INC. DATE OF NAME CHANGE: 20140710 4 1 ownership.xml 4 X0508 4 2024-01-22 0001590750 Viridian Therapeutics, Inc.\DE VRDN 0001802528 Fairmount Funds Management LLC 200 BARR HARBOR DRIVE SUITE 400 WEST CONSHOHOCKEN PA 19428 true false true true See Remarks 0001830383 Fairmount Healthcare Fund GP LLC 2001 MARKET STREET, SUITE 2500 PHILADELPHIA PA 19103 true false false true See Remarks 0001830382 Fairmount Healthcare Fund II GP LLC 2001 MARKET STREET, SUITE 2500 PHILADELPHIA PA 19103 true false true true See Remarks 0001686157 Fairmount Healthcare Fund L.P. 2001 MARKET STREET SUITE 2500 PHILADELPHIA PA 19103 true false false true See Remarks 0001769651 Fairmount Healthcare Fund II L.P. 2001 MARKET STREET SUITE 2500 PHILADELPHIA PA 19103 true false true true See Remarks false Common Stock 2024-01-22 4 P false 476190 21.00 A 1839954 I Fairmount Healthcare Fund II LP Common Stock 5859 I Fairmount Healthcare Fund LP Fairmount Funds Management LLC and Fairmount Healthcare Fund II GP LLC have voting power and investment power over the securities held by Fairmount Healthcare Fund II LP ("Fund II"). They disclaim beneficial ownership of securities held by Fund II for purposes of Rule 16a-1(a)(2), except to the extent of their pecuniary interest therein. Fairmount Funds Management LLC and Fairmount Healthcare Fund GP LLC have voting power and investment power over the securities held by Fairmount Healthcare Fund LP ("Fund I"). They disclaim beneficial ownership of securities held by Fund I for purposes of Rule 16a-1(a)(2), except to the extent of their pecuniary interest therein. The Reporting Persons may each be deemed a director by deputization of Issuer by virtue of the fact that each of Peter Harwin and Tomas Kiselak serve on the board of directors of Issuer and are also each a Managing Member of Fairmount Funds Management LLC. /s/ Tomas Kiselak, Managing Member of Fairmount Funds Management LLC 2024-01-24 /s/ Tomas Kiselak, Managing Member of Fairmount Healthcare Fund GP LLC 2024-01-24 /s/ Tomas Kiselak, Managing Member of Fairmount Healthcare Fund II GP LLC 2024-01-24 /s/ Tomas Kiselak, Managing Member of Fairmount Healthcare Fund LP 2024-01-24 /s/ Tomas Kiselak, Managing Member of Fairmount Healthcare Fund II LP 2024-01-24