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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000080255-09-000398
Filing Date
2009-02-12
Accepted
2009-02-12 17:28:32
Documents
1

Document Format Files

Seq Description Document Type Size
1 MNTA AS OF 12/31/08 mnta13gadec08.txt SC 13G/A 8256
  Complete submission text file 0000080255-09-000398.txt   10233
Mailing Address P.O. BOX 89000 BALTIMORE MD 21289
Business Address 100 EAST PRATT ST BALTIMORE MD 21202 (410)345-
PRICE T ROWE ASSOCIATES INC /MD/ (Filed by) CIK: 0000080255 (see all company filings)

IRS No.: 520556948 | State of Incorp.: MD | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 6200 Security & Commodity Brokers, Dealers, Exchanges & Services

Mailing Address 675 WEST KENDALL STREET CAMBRIDGE MA 02142
Business Address 675 WEST KENDALL STREET CAMBRIDGE MA 02142 617 491-9700
MOMENTA PHARMACEUTICALS INC (Subject) CIK: 0001235010 (see all company filings)

IRS No.: 043561634 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-79927 | Film No.: 09596310
SIC: 2836 Biological Products, (No Diagnostic Substances)