0000950170-24-015553.txt : 20240214 0000950170-24-015553.hdr.sgml : 20240214 20240214205032 ACCESSION NUMBER: 0000950170-24-015553 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240212 FILED AS OF DATE: 20240214 DATE AS OF CHANGE: 20240214 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Silver Ronald CENTRAL INDEX KEY: 0001873731 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34620 FILM NUMBER: 24641700 MAIL ADDRESS: STREET 1: 100 SUMMER STREET STREET 2: SUITE 2300 CITY: BOSTON STATE: MA ZIP: 02110 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: IRONWOOD PHARMACEUTICALS INC CENTRAL INDEX KEY: 0001446847 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 043404176 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 100 SUMMER STREET, SUITE 2300 CITY: BOSTON STATE: MA ZIP: 02110 BUSINESS PHONE: 617-621-7722 MAIL ADDRESS: STREET 1: 100 SUMMER STREET, SUITE 2300 CITY: BOSTON STATE: MA ZIP: 02110 4 1 ownership.xml 4 X0508 4 2024-02-12 0001446847 IRONWOOD PHARMACEUTICALS INC IRWD 0001873731 Silver Ronald C/O IRONWOOD PHARMACEUTICALS, INC. 100 SUMMER STREET SUITE 2300 BOSTON MA 02110 false true false false Principal Accounting Officer false Class A Common Stock 2024-02-12 4 S false 7908 15.24 D 134264 D Class A Common Stock 2024-02-12 4 A false 27213 0 A 161477 D The sale reported on this Form 4 represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. The sale occurred automatically to satisfy the tax withholding obligations to be funded by a sell to cover transaction and does not represent a discretionary trade by the Reporting Person. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $14.85 to $15.53, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote. The restricted stock unit award, granted as an annual performance award, vests as to 25% of the shares of Class A Common Stock on each approximate anniversary of the grant thereof. /s/ Brian Tessler, Attorney-in-Fact 2024-02-14