0001193805-21-001014.txt : 20210713 0001193805-21-001014.hdr.sgml : 20210713 20210713120620 ACCESSION NUMBER: 0001193805-21-001014 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20210709 FILED AS OF DATE: 20210713 DATE AS OF CHANGE: 20210713 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) CENTRAL INDEX KEY: 0001009258 STATE OF INCORPORATION: DE FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38981 FILM NUMBER: 211087208 BUSINESS ADDRESS: STREET 1: 345 PARK AVENUE SOUTH, 12TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10010 BUSINESS PHONE: 2125511600 MAIL ADDRESS: STREET 1: 345 PARK AVENUE SOUTH, 12TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10010 FORMER NAME: FORMER CONFORMED NAME: DEERFIELD MANAGEMENT CO DATE OF NAME CHANGE: 20131114 FORMER NAME: FORMER CONFORMED NAME: DEERFIELD MANAGEMENT CO /NY DATE OF NAME CHANGE: 19981022 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Deerfield Mgmt L.P. CENTRAL INDEX KEY: 0001010823 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38981 FILM NUMBER: 211087205 BUSINESS ADDRESS: STREET 1: 780 THIRD AVENUE STREET 2: 37TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10017 BUSINESS PHONE: 2125511600 MAIL ADDRESS: STREET 1: 780 THIRD AVENUE STREET 2: 37TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10017 FORMER NAME: FORMER CONFORMED NAME: DEERFIELD CAPITAL LP DATE OF NAME CHANGE: 20050930 FORMER NAME: FORMER CONFORMED NAME: DEERFIELD CAPITAL LP ET AL DATE OF NAME CHANGE: 19960318 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Flynn James E CENTRAL INDEX KEY: 0001352546 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38981 FILM NUMBER: 211087211 MAIL ADDRESS: STREET 1: 780 THIRD AVENUE STREET 2: 37TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10017 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Deerfield Special Situations Fund, L.P. CENTRAL INDEX KEY: 0001354395 STATE OF INCORPORATION: DE FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38981 FILM NUMBER: 211087204 BUSINESS ADDRESS: STREET 1: 780 3RD AVENUE STREET 2: 37TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10017 BUSINESS PHONE: 212-551-1600 MAIL ADDRESS: STREET 1: 780 3RD AVENUE STREET 2: 37TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10017 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Deerfield Healthcare Innovations Fund, L.P. CENTRAL INDEX KEY: 0001646981 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38981 FILM NUMBER: 211087206 BUSINESS ADDRESS: STREET 1: 780 THIRD AVENUE STREET 2: 37TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10017 BUSINESS PHONE: 212-551-1600 MAIL ADDRESS: STREET 1: 780 THIRD AVENUE STREET 2: 37TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10017 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Deerfield Mgmt HIF, L.P. CENTRAL INDEX KEY: 0001665736 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38981 FILM NUMBER: 211087210 BUSINESS ADDRESS: STREET 1: 780 THIRD AVENUE STREET 2: 37TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10017 BUSINESS PHONE: 212-551-1600 MAIL ADDRESS: STREET 1: 780 THIRD AVENUE STREET 2: 37TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10017 FORMER NAME: FORMER CONFORMED NAME: Deerfield Mgmt HIF, L.P DATE OF NAME CHANGE: 20160202 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Deerfield Private Design Fund IV, L.P. CENTRAL INDEX KEY: 0001680307 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38981 FILM NUMBER: 211087207 BUSINESS ADDRESS: STREET 1: 780 THIRD AVENUE 37TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10017 BUSINESS PHONE: (212)551-1600 MAIL ADDRESS: STREET 1: 780 THIRD AVENUE 37TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10017 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Deerfield Mgmt IV, L.P. CENTRAL INDEX KEY: 0001713467 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38981 FILM NUMBER: 211087209 BUSINESS ADDRESS: STREET 1: 780 THIRD AVENUE, 37TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10017 BUSINESS PHONE: 212-551-1600 MAIL ADDRESS: STREET 1: 780 THIRD AVENUE, 37TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10017 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Mirum Pharmaceuticals, Inc. CENTRAL INDEX KEY: 0001759425 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 831281555 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 950 TOWER LANE, SUITE 1050 CITY: FOSTER CITY STATE: CA ZIP: 94404 BUSINESS PHONE: 650-667-4085 MAIL ADDRESS: STREET 1: 950 TOWER LANE, SUITE 1050 CITY: FOSTER CITY STATE: CA ZIP: 94404 4 1 e620792_4-mirum.xml X0306 4 2021-07-09 0 0001759425 Mirum Pharmaceuticals, Inc. MIRM 0001352546 Flynn James E 345 PARK AVENUE SOUTH, 12TH FLOOR NEW YORK NY 10010 0 0 1 1 * Possible Member of 10% Group 0001665736 Deerfield Mgmt HIF, L.P. 345 PARK AVENUE SOUTH, 12TH FLOOR 37TH FLOOR NEW YORK NY 10010 0 0 1 1 * Possible Member of 10% Group 0001713467 Deerfield Mgmt IV, L.P. 345 PARK AVENUE SOUTH, 12TH FLOOR NEW YORK NY 10010 0 0 1 1 * Possible Member of 10% Group 0001009258 DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 345 PARK AVENUE SOUTH, 12TH FLOOR NEW YORK NY 10010 0 0 1 1 * Possible Member of 10% Group 0001680307 Deerfield Private Design Fund IV, L.P. 345 PARK AVENUE SOUTH, 12TH FLOOR NEW YORK NY 10010 0 0 1 1 * Possible Member of 10% Group 0001646981 Deerfield Healthcare Innovations Fund, L.P. 345 PARK AVENUE SOUTH, 12TH FLOOR 37TH FLOOR NEW YORK NY 10010 0 0 1 1 * Possible Member of 10% Group 0001010823 Deerfield Mgmt L.P. 345 PARK AVENUE SOUTH, 12TH FLOOR 37TH FLOOR NEW YORK NY 10010 0 0 1 1 * Possible Member of 10% Group 0001354395 Deerfield Special Situations Fund, L.P. 345 PARK AVENUE SOUTH, 12TH FLOOR 37TH FLOOR NEW YORK NY 10010 0 0 1 1 * Possible Member of 10% Group Common Stock 2021-07-09 4 S 0 99325 15.810 D 0 I Through Deerfield Special Situations Fund, L.P. Common Stock 1558456 I Through Deerfield Healthcare Innovations Fund, L.P. Common Stock 1724456 I Through Deerfield Private Design Fund IV, L.P. The price reported in Column 4 represents a weighted average price. The shares were sold in multiple transactions at prices ranging from $15.81 to $15.91, inclusive. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. This Form 4 is being filed by the undersigned as well as the entities listed on the Joint Filer Information Statement attached as an exhibit hereto (the "Reporting Persons"). Deerfield Mgmt IV, L.P. is the general partner of Deerfield Private Design Fund IV, L.P. ("Fund IV"). Deerfield Mgmt, L.P. is the general partner of Deerfield Special Situations Fund, L.P. ("Deerfield Special Situations"). Deerfield Mgmt HIF, L.P. is the general partner of Deerfield Healthcare Innovations Fund, L.P. (collectively with Fund IV and Deerfield Special Situations, the "Funds"). Deerfield Management Company, L.P. is the investment manager of the Funds. James E. Flynn is the sole member of the general partner of each of Deerfield Mgmt, L.P., Deerfield Mgmt IV, L.P., Deerfield Mgmt HIF, L.P. and Deerfield Management Company, L.P. In accordance with Instruction 4 (b)(iv) to Form 4, the entire amount of the Issuer's securities held by the Funds is reported herein. For purposes of Section 16 of the Securities Exchange Act of 1934, as amended, each Reporting Person disclaims beneficial ownership of any such securities, except to the extent of his/its indirect pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or otherwise. Jonathan Isler, Attorney-in-Fact: Power of Attorney, which is hereby incorporated by reference to Exhibit 24 to a Form 3 with regard to Proteon Therapeutics, Inc. filed with the Securities and Exchange Commission on August 4, 2017 by Deerfield Special Situations Fund, L.P., Deerfield Partners, L.P., Deerfield International Master Fund, L.P., Deerfield Private Design Fund III, L.P., Deerfield Private Design Fund IV, L.P., Deerfield Mgmt, L.P., Deerfield Mgmt III, L.P., Deerfield Mgmt IV, L.P., Deerfield Management Company, L.P., and James E. Flynn. /s/ Jonathan Isler, Attorney-in-Fact 2021-07-13 EX-99 2 e620792_ex99.htm

Joint Filer Information

Names:	Deerfield Mgmt IV, L.P., Deerfield Mgmt HIF, L.P., Deerfield Management Company, L.P., Deerfield Private Design Fund IV, L.P., Deerfield Healthcare Innovations Fund, L.P., Deerfield Special Situations Fund, L.P., Deerfield Mgmt, L.P.

Address:	345 Park avenue South, 12th Floor New York, NY 10010

Designated Filer:	James E. Flynn

Issuer and Ticker Symbol:	Mirum Pharmaceuticals, Inc. [MIRM]

Date of Event Requiring Statement:	July 9, 2021

The undersigned, Deerfield Mgmt IV, L.P., Deerfield Mgmt HIF, L.P., Deerfield Management Company, L.P., Deerfield Private Design Fund IV, L.P., Deerfield Healthcare Innovations Fund, L.P., Deerfield Mgmt, L.P. and Deerfield Special Situations Fund, L.P. are jointly filing the attached Changes in Beneficial Ownership on Form 4 with James E. Flynn with respect to the beneficial ownership of securities of Mirum Pharmaceuticals, Inc.

Signatures:

DEERFIELD MGMT HIF, L.P.

By: J.E. Flynn Capital HIF, LLC, General Partner

By: /s/ Jonathan Isler