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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000932471-16-010882
Filing Date
2016-02-10
Accepted
2016-02-10 09:49:06
Documents
1

Document Format Files

Seq Description Document Type Size
1 ironwoodpharmainc.htm SC 13G/A 38093
  Complete submission text file 0000932471-16-010882.txt   39526
Mailing Address PO BOX 2600 V26 VALLEY FORGE PA 19482-2600
Business Address PO BOX 2600 V26 VALLEY FORGE PA 19482-2600 6106691000
VANGUARD GROUP INC (Filed by) CIK: 0000102909 (see all company filings)

IRS No.: 231945930 | State of Incorp.: PA | Fiscal Year End: 1231
Type: SC 13G/A

Mailing Address 301 BINNEY STREET CAMBRIDGE MA 02142
Business Address 301 BINNEY STREET CAMBRIDGE MA 02142 617-621-7722
IRONWOOD PHARMACEUTICALS INC (Subject) CIK: 0001446847 (see all company filings)

IRS No.: 043404176 | State of Incorp.: DE
Type: SC 13G/A | Act: 34 | File No.: 005-85292 | Film No.: 161402674
SIC: 2834 Pharmaceutical Preparations