Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001209191-14-009076
Filing Date
2014-02-11
Accepted
2014-02-11 15:56:01
Documents
1
Period of Report
2014-02-10

Document Format Files

Seq Description Document Type Size
1 FORM 4 SUBMISSION doc4.html 4  
1 FORM 4 SUBMISSION doc4.xml 4 13341
  Complete submission text file 0001209191-14-009076.txt   18827
Mailing Address P.O. BOX 70 BODEGA CA 94922
Business Address
KAILIAN VAUGHN M (Reporting) CIK: 0001180429 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-35945 | Film No.: 14594251

Mailing Address 601 GATEWAY BOULEVARD SUITE 350 SOUTH SAN FRANCISCO CA 94080
Business Address
Scopa James Paul (Reporting) CIK: 0001356950 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-35945 | Film No.: 14594258

Mailing Address 200 CLARENDON STREET, 54TH FLOOR BOSTON MA 02116
Business Address 200 CLARENDON STREET, 54TH FLOOR BOSTON MA 02116 617-425-9200
MPM BioVentures IV QP LP (Reporting) CIK: 0001358309 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-35945 | Film No.: 14594259

Mailing Address 200 CLARENDON STREET, 54TH FLOOR BOSTON MA 02116
Business Address 200 CLARENDON STREET, 54TH FLOOR BOSTON MA 02116 617-425-9200
MPM BioVentures IV GP LLC (Reporting) CIK: 0001358311 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-35945 | Film No.: 14594255

Mailing Address 200 CLARENDON STREET, 54TH FLOOR BOSTON MA 02116
Business Address 200 CLARENDON STREET, 54TH FLOOR BOSTON MA 02116 617-425-9200
MPM BioVentures IV LLC (Reporting) CIK: 0001358312 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-35945 | Film No.: 14594254

Mailing Address 200 CLARENDON STREET, 54TH FLOOR BOSTON MA 02116
Business Address 200 CLARENDON STREET, 54TH FLOOR BOSTON MA 02116 617-425-9200
MPM Asset Management Investors BV4 LLC (Reporting) CIK: 0001358313 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-35945 | Film No.: 14594257

Mailing Address THE JOHN HANCOCK TOWER 200 CLARENDON STREET, 54TH FLOOR BOSTON MA 02116
Business Address THE JOHN HANCOCK TOWER 200 CLARENDON STREET, 54TH FLOOR BOSTON MA 02116 617-425-9200
MPM BioVentures IV GmbH & Co. Beteiligungs KG (Reporting) CIK: 0001412336 (see all company filings)

State of Incorp.: 2M | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-35945 | Film No.: 14594256

Mailing Address THE JOHN HANCOCK TOWER 200 CLARENDON STREET 54TH FLOOR BOSTON MA 02116
Business Address
Foley Todd (Reporting) CIK: 0001473930 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-35945 | Film No.: 14594252

Mailing Address 400 TECHNOLOGY SQUARE 4TH FLOOR CAMBRIDGE MA 02139
Business Address 400 TECHNOLOGY SQUARE 4TH FLOOR CAMBRIDGE MA 02139 617-229-5872
Epizyme, Inc. (Issuer) CIK: 0001571498 (see all company filings)

EIN.: 261349956 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations

Mailing Address C/O MPM ASSET MANAGEMENT 200 CLARENDON STREET, 54TH FLOOR BOSTON MA 02116
Business Address C/O MPM ASSET MANAGEMENT 200 CLARENDON STREET, 54TH FLOOR BOSTON MA 02116 (617) 425-9200
MPM BioVentures IV Strategic Fund, L.P. (Reporting) CIK: 0001577429 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-35945 | Film No.: 14594253