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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001209191-12-032790
Filing Date
2012-06-07
Accepted
2012-06-07 15:45:27
Documents
1
Period of Report
2012-06-05

Document Format Files

Seq Description Document Type Size
1 FORM 4 SUBMISSION doc4.html 4  
1 FORM 4 SUBMISSION doc4.xml 4 13825
  Complete submission text file 0001209191-12-032790.txt   20411
Mailing Address THE JOHN HANCOCK TOWER 200 CLARENDON STREET, 5TH FLOOR BOSTON MA 02116
Business Address THE JOHN HANCOCK TOWER 200 CLARENDON STREET, 5TH FLOOR BOSTON MA 02116 617 425 9200
MPM BIOVENTURES III L.P. (Reporting) CIK: 0001173408 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 000-51665 | Film No.: 12894848

Mailing Address C/O MPM ASSET MANAGEMENT 200 CLARENDON ST., 54TH FLOOR BOSTON MA 02116
Business Address C/O MPM ASSET MANAGEMENT 200 CLARENDON ST., 54TH FLOOR BOSTON MA 02116 617 425 9200
MPM BIOVENTURES III-QP L.P. (Reporting) CIK: 0001173409 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 000-51665 | Film No.: 12894846

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 6174259200
MPM BIOVENTURES III PARALLEL FUND, L.P. (Reporting) CIK: 0001249063 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 000-51665 | Film No.: 12894849

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 6174259200
MPM BIOVENTURES III GMBH & CO. Beteiligungs KG (Reporting) CIK: 0001249133 (see all company filings)

State of Incorp.: 2M | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 000-51665 | Film No.: 12894850

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 6174259200
MPM BIOVENTURES III GP L.P. (Reporting) CIK: 0001249143 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 000-51665 | Film No.: 12894847

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 6174259200
MPM BIOVENTURES III LLC (Reporting) CIK: 0001249147 (see all company filings)

Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 000-51665 | Film No.: 12894852

Mailing Address 10935 VISTA SORRENTO PARKWAY SUITE 250 SAN DIEGO CA 92130
Business Address 10935 VISTA SORRENTO PARKWAY SUITE 250 SAN DIEGO CA 92130 (858) 876-6500
Somaxon Pharmaceuticals, Inc. (Issuer) CIK: 0001339455 (see all company filings)

IRS No.: 200161599 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations
Office of Life Sciences

Mailing Address C/O MPM ASSET MANAGEMENT 111 HUNTINGTON AVENUE 31ST FLOOR BOSTON MA 02199
Business Address C/O MPM ASSET MANAGEMENT 111 HUNTINGTON AVENUE 31ST FLOOR BOSTON MA 02199 617-425-9200
MPM Asset Management Investors 2005 BVIII LLC (Reporting) CIK: 0001346986 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 000-51665 | Film No.: 12894851