0000899243-23-004567.txt : 20230210 0000899243-23-004567.hdr.sgml : 20230210 20230210160514 ACCESSION NUMBER: 0000899243-23-004567 CONFORMED SUBMISSION TYPE: 3 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20230131 FILED AS OF DATE: 20230210 DATE AS OF CHANGE: 20230210 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Casdin Partners GP, LLC CENTRAL INDEX KEY: 0001534260 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39482 FILM NUMBER: 23611762 BUSINESS ADDRESS: STREET 1: 1350 AVENUE OF THE AMERICAS STREET 2: SUITE 1140 CITY: NEW YORK STATE: NY ZIP: 10019 BUSINESS PHONE: 212.300.5575 MAIL ADDRESS: STREET 1: 1350 AVENUE OF THE AMERICAS STREET 2: SUITE 1140 CITY: NEW YORK STATE: NY ZIP: 10019 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Casdin Capital, LLC CENTRAL INDEX KEY: 0001534261 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39482 FILM NUMBER: 23611763 BUSINESS ADDRESS: STREET 1: 1350 AVENUE OF THE AMERICAS STREET 2: SUITE 2600 CITY: NEW YORK STATE: NY ZIP: 10019 BUSINESS PHONE: 212.300.5575 MAIL ADDRESS: STREET 1: 1350 AVENUE OF THE AMERICAS STREET 2: SUITE 2600 CITY: NEW YORK STATE: NY ZIP: 10019 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Casdin Partners FO1-MSV, LP CENTRAL INDEX KEY: 0001938709 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39482 FILM NUMBER: 23611760 BUSINESS ADDRESS: STREET 1: C/O CASDIN PARTNERS GP, LLC STREET 2: 1350 AVENUE OF THE AMERICAS, SUITE 2600 CITY: NEW YORK STATE: NY ZIP: 10019 BUSINESS PHONE: 212-897-5430 MAIL ADDRESS: STREET 1: C/O CASDIN PARTNERS GP, LLC STREET 2: 1350 AVENUE OF THE AMERICAS, SUITE 2600 CITY: NEW YORK STATE: NY ZIP: 10019 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Casdin Partners Master Fund, L.P. CENTRAL INDEX KEY: 0001534265 STATE OF INCORPORATION: E9 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39482 FILM NUMBER: 23611761 BUSINESS ADDRESS: STREET 1: WALKER HOUSE STREET 2: 87 MARY STREET CITY: GEORGE TOWN STATE: E9 ZIP: KY1-9001 BUSINESS PHONE: 212.300.5575 MAIL ADDRESS: STREET 1: WALKER HOUSE STREET 2: 87 MARY STREET CITY: GEORGE TOWN STATE: E9 ZIP: KY1-9001 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: GeneDx Holdings Corp. CENTRAL INDEX KEY: 0001818331 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-HEALTH SERVICES [8000] IRS NUMBER: 851966622 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 333 LUDLOW STREET STREET 2: NORTH TOWER, 8TH FLOOR CITY: STAMFORD STATE: CT ZIP: 06902 BUSINESS PHONE: 617 780 8742 MAIL ADDRESS: STREET 1: 333 LUDLOW STREET STREET 2: NORTH TOWER, 8TH FLOOR CITY: STAMFORD STATE: CT ZIP: 06902 FORMER COMPANY: FORMER CONFORMED NAME: Sema4 Holdings Corp. DATE OF NAME CHANGE: 20210721 FORMER COMPANY: FORMER CONFORMED NAME: CM Life Sciences, Inc. DATE OF NAME CHANGE: 20200715 3 1 doc3.xml FORM 3 SUBMISSION X0206 3 2023-01-31 0 0001818331 GeneDx Holdings Corp. WGS 0001534261 Casdin Capital, LLC 1350 AVENUE OF THE AMERICAS SUITE 2600 NEW YORK NY 10019 1 0 1 0 0001534260 Casdin Partners GP, LLC 1350 AVENUE OF THE AMERICAS SUITE 2600 NEW YORK NY 10019 1 0 1 0 0001534265 Casdin Partners Master Fund, L.P. 1350 AVENUE OF THE AMERICAS SUITE 2600 NEW YORK NY 10019 1 0 1 0 0001938709 Casdin Partners FO1-MSV, LP 1350 AVENUE OF THE AMERICAS SUITE 2600 NEW YORK NY 10019 1 0 1 0 Class A Common Stock 87866042 I See Footnote Class A Common Stock 14285743 I See Footnote The 87,866,042 shares of Class A common stock reported in the table above are owned directly by Casdin Partners Master Fund, LP and may be deemed to be indirectly beneficially owned by (i) Casdin Capital, LLC, the investment adviser to Casdin Partners Master Fund, LP, (ii) Casdin Partners GP, LLC, the general partner of Casdin Partners Master Fund LP, and (iii) Mr. Casdin, the managing member of Casdin Capital, LLC and Casdin Partners GP, LLC. Each of Casdin Capital, LLC, Casdin Partners GP, LLC and Mr. Casdin disclaims beneficial ownership of such securities except to the extent of its or his respective pecuniary interest therein. The 14,285,743 shares of Class A common stock reported in the table above are owned directly by Casdin Partners FO1-MSV, LP and may be deemed to be indirectly beneficially owned by (i) Casdin Capital, LLC, the investment adviser to Casdin Partners FO1-MSV, LP, (ii) Casdin Partners GP, LLC, the general partner of Casdin Partners FO1-MSV, LP, and (iii) Mr. Casdin, the managing member of Casdin Capital, LLC and Casdin Partners GP, LLC. Each of Casdin Capital, LLC, Casdin Partners GP, LLC and Mr. Casdin disclaims beneficial ownership of such securities except to the extent of its or his respective pecuniary interest therein. CASDIN CAPITAL, LLC, Name: /s/ Eli Casdin, Title: Managing Member 2023-02-10 CASDIN PARTNERS GP, LLC, Name: /s/ Eli Casdin, Title: Managing Member 2023-02-10 CASDIN PARTNERS MASTER FUND, LP, By: Casdin Partners GP, LLC, Its: General Partner, Name: /s/ Eli Casdin, Title: Managing Member 2023-02-10 CASDIN PARTNERS FO1-MSV, LP, By: Casdin Partners GP, LLC, Its: General Partner, Name: /s/ Eli Casdin, Title: Managing Member 2023-02-10 EX-99.1 2 attachment1.htm EX-99.1 DOCUMENT

                                                                    Exhibit 99.1


                         Form 3 Joint Filer Information


Name:                                        Casdin Partners GP, LLC

Address:                                     1350 Avenue of the Americas
                                             Suite 2600
                                             New York, NY 10019

Date of Event Requiring Statement:           01/31/2023



Name:                                        Casdin Partners Master Fund, LP

Address:                                     1350 Avenue of the Americas
                                             Suite 2600
                                             New York, NY 10019

Date of Event Requiring Statement:           01/31/2023



Name:                                        Casdin Partners FO1-MSV, LP

Address:                                     1350 Avenue of the Americas
                                             Suite 2600
                                             New York, NY 10019

Date of Event Requiring Statement:           01/31/2023