0000315066-11-003336.txt : 20110408 0000315066-11-003336.hdr.sgml : 20110408 20110408160933 ACCESSION NUMBER: 0000315066-11-003336 CONFORMED SUBMISSION TYPE: 3 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20110329 FILED AS OF DATE: 20110408 DATE AS OF CHANGE: 20110408 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: IRONWOOD PHARMACEUTICALS INC CENTRAL INDEX KEY: 0001446847 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 043404176 BUSINESS ADDRESS: STREET 1: 301 BINNEY STREET CITY: CAMBRIDGE STATE: MA ZIP: 02142 BUSINESS PHONE: 617-621-7722 MAIL ADDRESS: STREET 1: 301 BINNEY STREET CITY: CAMBRIDGE STATE: MA ZIP: 02142 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: FMR LLC CENTRAL INDEX KEY: 0000315066 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34620 FILM NUMBER: 11749613 BUSINESS ADDRESS: STREET 1: 82 DEVONSHIRE ST CITY: BOSTON STATE: MA ZIP: 02109 BUSINESS PHONE: 6175706339 MAIL ADDRESS: STREET 1: 82 DEVONSHIRE STREET CITY: BOSTON STATE: MA ZIP: 02109 FORMER NAME: FORMER CONFORMED NAME: FMR CORP DATE OF NAME CHANGE: 19920717 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: FIL Ltd CENTRAL INDEX KEY: 0000318989 FISCAL YEAR END: 0630 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34620 FILM NUMBER: 11749614 BUSINESS ADDRESS: STREET 1: P.O. BOX H.M. 670 CITY: HAMILTON STATE: D0 ZIP: 00000 BUSINESS PHONE: 6175637100 MAIL ADDRESS: STREET 1: P.O. BOX H.M. 670 CITY: HAMILTON STATE: D0 ZIP: 00000 FORMER NAME: FORMER CONFORMED NAME: FIL LTD DATE OF NAME CHANGE: 20080213 FORMER NAME: FORMER CONFORMED NAME: FIDELITY INTERNATIONAL LTD DATE OF NAME CHANGE: 19920929 3 1 primary_doc.xml PRIMARY DOCUMENT X0203 3 2011-03-29 0 0001446847 IRONWOOD PHARMACEUTICALS INC IRWD 0000315066 FMR LLC 82 DEVONSHIRE STREET BOSTON MA 02109 0 0 1 1 Edward C. Johnson 3d 0000318989 FIL Ltd PEMBROKE HALL 42 CROW LANE HAMILTON D0 BERMUDA 0 0 1 1 Edward C. Johnson 3d Class A Common Stock 1225178 D Class A Common Stock 1150135 I By Impresa Fund II LLC Class A Common Stock 74798 I By Impresa Fund III Limited Partnership Class A Common Stock 10971 I By Fidelity Biosciences Corp. Class A Common Stock 1224933 D Remark 1: In addition to the securities shown in Table 1, Fidelity Management & Research Company, a wholly owned subsidiary of FMR LLC and an investment adviser registered under the Investment Advisers Act of 1940, is the beneficial owner of 1,349,274 Class A Common Stock, or 2.776% of the Class A Common Stock of Ironwood Pharmaceuticals Inc. as a result of acting as investment adviser to various investment companies registered under the Investment Company Act of 1940. FMR LLC, Edward C. Johnson 3d and FIL Limited have no pecuniary interest in the 1,349,274 Class A Common Stock. Remark 2: FMR LLC directly holds 1,225,178 Class A Common Shares and FIL Limited directly holds 1,224,933 Class A Common Shares of Ironwood Pharmaceuticals Inc. FMR LLC and FIL Limited are of the view that they are not acting as a "group" for purposes of Section 16(a) under the Securities Exchange Act of 1934 and that they are not otherwise required to attribute to each other the "beneficial ownership" of securities "beneficially owned" by the other corporation within the meaning of Rule 16a-1 promulgated under the Securities Exchange Act of 1934. Therefore, they are of the view that the shares held by the other corporation need not be aggregated for purposes of Section 16(a). However, FMR LLC is making this filing on a voluntary basis as if all of the shares are beneficially owned by FMR LLC and FIL Limited on a joint basis. Scott C. Goebel, Duly authorized under Powers of Attorney effective as of June 1, 2008, by and on behalf of FMR LLC and its direct and indirect subsidiaries, by and on behalf of Edward C. Johnson 3d, and by and on behalf of FIL Limited. 2011-04-08