0001213900-22-023579.txt : 20220503 0001213900-22-023579.hdr.sgml : 20220503 20220503160129 ACCESSION NUMBER: 0001213900-22-023579 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20220429 FILED AS OF DATE: 20220503 DATE AS OF CHANGE: 20220503 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Casdin Eli CENTRAL INDEX KEY: 0001534264 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39482 FILM NUMBER: 22886703 MAIL ADDRESS: STREET 1: 1350 AVENUE OF THE AMERICAS STREET 2: SUITE 1140 CITY: NEW YORK STATE: NY ZIP: 10019 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Sema4 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: CM Life Sciences, Inc. DATE OF NAME CHANGE: 20200715 4 1 ownership.xml X0306 4 2022-04-29 0 0001818331 Sema4 Holdings Corp. SMFR 0001534264 Casdin Eli C/O SEMA4 HOLDINGS CORP. 333 LUDLOW ST, NORTH TOWER, 8TH FL. STAMFORD CT 06902 1 0 0 0 Class A Common Stock 2022-04-29 4 P 0 11437500 4.00 A 16437500 I By Casdin Partners Master Fund, LP Class A Common Stock 10993750 I By CMLS Holdings LLC The 11,437,500 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 10,993,750 shares of Class A common stock reported in the table above are owned directly by CMLS Holdings LLC ("CMLS Holdings"). The Board of Managers of CMLS Holdings LLC is comprised of Mr. Casdin and Mr. Keith Meister who share voting and investment discretion with respect to the Class A common stock held of record by CMLS Holdings LLC. C-LSH LLC and M-LSH LLC are the members of CMLS Holdings LLC, and Messrs. Casdin and Meister are the managing members of C-LSH LLC and M-LSH LLC, respectively. As such, Mr. Casdin may be deemed to have or share beneficial ownership of the securities held directly by CMLS Holdings LLC. Each of C-LSH LLC and Mr. Casdin disclaims beneficial ownership of these shares except to the extent of its or his respective pecuniary interest therein. /s/ Eli Casdin 2022-05-03