0001140361-18-009876.txt : 20180223 0001140361-18-009876.hdr.sgml : 20180223 20180223163510 ACCESSION NUMBER: 0001140361-18-009876 CONFORMED SUBMISSION TYPE: D PUBLIC DOCUMENT COUNT: 1 ITEM INFORMATION: 06b ITEM INFORMATION: Section 3(c)(7) FILED AS OF DATE: 20180223 DATE AS OF CHANGE: 20180223 EFFECTIVENESS DATE: 20180223 FILER: COMPANY DATA: COMPANY CONFORMED NAME: MPM BIOVENTURES 2018 (B), L.P. CENTRAL INDEX KEY: 0001729504 IRS NUMBER: 823983857 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D SEC ACT: 1933 Act SEC FILE NUMBER: 021-306340 FILM NUMBER: 18637038 BUSINESS ADDRESS: STREET 1: 450 KENDALL STREET CITY: CAMBRIDGE STATE: MA ZIP: 02142 BUSINESS PHONE: 617-425-9200 MAIL ADDRESS: STREET 1: 450 KENDALL STREET CITY: CAMBRIDGE STATE: MA ZIP: 02142 FORMER COMPANY: FORMER CONFORMED NAME: MPM BIOVENTURES 2018 (B) LP DATE OF NAME CHANGE: 20180126 D 1 primary_doc.xml X0708 D LIVE 0001729504 MPM BIOVENTURES 2018 (B), L.P. 450 KENDALL STREET CAMBRIDGE MA MASSACHUSETTS 02142 617-425-9200 DELAWARE None MPM BIOVENTURES 2018 (B) LP Limited Partnership true 2018 n/a MPM BioVentures 2018 GP LLC 450 Kendall Street Cambridge MA MASSACHUSETTS 02142 Executive Officer Promoter The General Partner of the Issuer. Ansbert Gadicke c/o MPM BioVentures 2018, L.P. 450 Kendall Street Cambridge MA MASSACHUSETTS 02142 Executive Officer Promoter Dr. Gadicke is the Principal Managing Director of the Managing Member of the General Partner of the Issuer. Luke Evnin c/o MPM BioVentures 2018, L.P. 450 Kendall Street Cambridge MA MASSACHUSETTS 02142 Executive Officer Promoter Mr. Evnin is the Principal Managing Director of the Managing Member of the General Partner of the Issuer. Todd Foley c/o MPM BioVentures 2018, L.P. 450 Kendall Street Cambridge MA MASSACHUSETTS 02142 Executive Officer Promoter Mr. Foley is the Managing Director of the Managing Member of the General Partner of the Issuer. Ed Hurwitz c/o MPM BioVentures 2018, L.P. 450 Kendall Street Cambridge MA MASSACHUSETTS 02142 Executive Officer Promoter Mr. Hurwitz is the Managing Director of the Managing Member of the General Partner of the Issuer. Pooled Investment Fund Venture Capital Fund false Decline to Disclose 06b 3C.7 false true false true true Limited Partnership Interests false 0 400000000 0 400000000 The aggregate total offering amount of the Issuer and its affiliated fund, MPM BioVentures 2018, L.P. will be $400,000,000. The amounts reflected in this Form D are only for the Issuer. false 0 0 0 0 true Certain persons named in Item 3 or affiliate(s) thereof may receive payments deemed to be made from the proceeds of the offering, including management fees. The amount of such payments cannot be estimated at this time. false MPM BIOVENTURES 2018 (B), L.P. /s/ Ansbert Gadicke Ansbert Gadicke Principal Man Dir of Man Mem of GP of the Issuer 2018-02-22