0001209191-19-012245.txt : 20190221
0001209191-19-012245.hdr.sgml : 20190221
20190221180539
ACCESSION NUMBER: 0001209191-19-012245
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20190219
FILED AS OF DATE: 20190221
DATE AS OF CHANGE: 20190221
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: MPM SunStates Fund, L.P.
CENTRAL INDEX KEY: 0001765022
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-38811
FILM NUMBER: 19623280
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
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: MPM Asset Management Investors SunStates Fund LLC
CENTRAL INDEX KEY: 0001765025
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-38811
FILM NUMBER: 19623281
BUSINESS ADDRESS:
STREET 1: 450 KENDALL STREET
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
BUSINESS PHONE: 617-425-92--
MAIL ADDRESS:
STREET 1: 450 KENDALL STREET
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: MPM SunStates Fund GP LLC
CENTRAL INDEX KEY: 0001765026
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-38811
FILM NUMBER: 19623282
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
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: MPM SunStates GP Managing Member LLC
CENTRAL INDEX KEY: 0001765023
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-38811
FILM NUMBER: 19623283
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
ISSUER:
COMPANY DATA:
COMPANY CONFORMED NAME: TCR2 THERAPEUTICS INC.
CENTRAL INDEX KEY: 0001750019
STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
IRS NUMBER: 474152751
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
BUSINESS ADDRESS:
STREET 1: 100 BINNEY STREET
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
BUSINESS PHONE: 617-949-5200
MAIL ADDRESS:
STREET 1: 100 BINNEY STREET
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
4
1
doc4.xml
FORM 4 SUBMISSION
X0306
4
2019-02-19
0
0001750019
TCR2 THERAPEUTICS INC.
TCRR
0001765022
MPM SunStates Fund, L.P.
C/O MPM CAPITAL
450 KENDALL STREET
CAMBRIDGE
MA
02142
0
0
1
0
0001765025
MPM Asset Management Investors SunStates Fund LLC
C/O MPM CAPITAL
450 KENDALL STREET
CAMBRIDGE
MA
02142
0
0
1
0
0001765026
MPM SunStates Fund GP LLC
C/O MPM CAPITAL
450 KENDALL STREET
CAMBRIDGE
MA
02142
0
0
1
0
0001765023
MPM SunStates GP Managing Member LLC
MPM CAPITAL
450 KENDALL STREET
CAMBRIDGE
MA
02142
0
0
1
0
Common Stock
2019-02-19
4
C
0
2825396
A
3021298
I
See Footnote
Common Stock
2019-02-19
4
C
0
322901
A
3344199
I
See Footnote
Common Stock
2019-02-19
4
P
0
706666
15.00
A
4050865
I
See Footnote
Series A Preferred Stock
2019-02-19
4
C
0
17500000
0.00
D
Common Stock
2825396
0
I
See Footnote
Series B Preferred Stock
2019-02-19
4
C
0
2000000
0.00
D
Common Stock
322901
0
I
See Footnote
All shares of Series A Preferred Stock and Series B Preferred Stock automatically converted into the number of shares of the Issuer's common stock on a 6.1938:1 basis, for no additional consideration, immediately prior to the closing of the Issuer's initial public offering and had no expiration date.
The Reporting Persons disclaim beneficial ownership of the securities except to the extent of their respective pecuniary interests therein.
The shares are held as follows: 2,195,681 by MPM BioVentures 2014, L.P. ("BV 2014"), 146,447 by MPM BioVentures 2014(B), L.P. ("BV 2014(B)"), 79,644 by MPM Asset Management Investors BV2014 LLC ("AM BV2014"), 195,902 by MPM Asset Management LLC ("AM LLC"), 351,155 by MPM SunStates Fund, L.P. ("MPM SunStates") and 52,469 by MPM Asset Management Investors Sunstates Fund LLC ("AM SunStates"). MPM BioVentures 2014 GP LLC and MPM BioVentures 2014 LLC ("BV LLC") are the direct and indirect general partners of BV 2014 and BV 2014(B). MPM SunStates Fund GP LLC and MPM SunStates GP Managing Member LLC ("SunStates GP") are the direct and indirect general partners of MPM SunStates. Luke Evnin, Ansbert Gadicke and Todd Foley are the managing directors of BV LLC, Ansbert Gadicke is a member of SunStates GP and Luke Evnin and Anbsert Gadicke are the members of AM LLC.
The shares are held as follows: 2,451,844 by BV 2014, 163,532 by BV 2014(B), 88,935 by AM BV2014, 195,902 by AM LLC, 386,270 by MPM SunStates and 57,716 by AM SunStates.
The shares are held as follows: 3,056,272 by BV 2014, 203,846 by BV 2014(B), 110,859 by AM BV2014, 195,902 by AM LLC, 421,070 by MPM SunStates and 62,916 by AM SunStates.
No securities held by the Reporting Persons.
See Form 4 for MPM BioVentures 2014, L.P. for additional members of this joint filing.
/s/ Ansbert Gadicke, member of MPM Sunstates GP Managing Member LLC, the managing member of MPM SunStates Fund GP LLC, the general partner of MPM SunStates Fund, L.P.
2019-02-21
/s/ Howard Rubin, director of MPM Asset Management Investors SunStates Fund LLC
2019-02-21
/s/ Ansbert Gadicke, member of MPM SunStates GP Managing Member LLC, the managing member of MPM SunStates Fund GP LLC
2019-02-21
/s/ Ansbert Gadicke, member of MPM SunStates GP Managing Member LLC
2019-02-21