0000950170-24-033454.txt : 20240319
0000950170-24-033454.hdr.sgml : 20240319
20240319160525
ACCESSION NUMBER: 0000950170-24-033454
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20240315
FILED AS OF DATE: 20240319
DATE AS OF CHANGE: 20240319
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: DENNER ALEXANDER J
CENTRAL INDEX KEY: 0001361754
ORGANIZATION NAME:
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-34620
FILM NUMBER: 24763037
MAIL ADDRESS:
STREET 1: C/O SARISSA CAPITAL MANAGEMENT LP
STREET 2: 660 STEAMBOAT ROAD, 3RD FLOOR
CITY: GREENWICH
STATE: CT
ZIP: 06830
FORMER NAME:
FORMER CONFORMED NAME: Denner Alexander J
DATE OF NAME CHANGE: 20060504
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Sarissa Capital Management LP
CENTRAL INDEX KEY: 0001577524
ORGANIZATION NAME:
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-34620
FILM NUMBER: 24763036
BUSINESS ADDRESS:
STREET 1: 660 STEAMBOAT ROAD
CITY: GREENWICH
STATE: CT
ZIP: 06830
BUSINESS PHONE: 203-302-2330
MAIL ADDRESS:
STREET 1: 660 STEAMBOAT ROAD
CITY: GREENWICH
STATE: CT
ZIP: 06830
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
2024-03-15
0001446847
IRONWOOD PHARMACEUTICALS INC
IRWD
0001361754
DENNER ALEXANDER J
C/O IRONWOOD PHARMACEUTICALS, INC.
100 SUMMER STREET, SUITE 2300
BOSTON
MA
02110
true
false
true
false
0001577524
Sarissa Capital Management LP
660 STEAMBOAT ROAD
3RD FLOOR
GREENWICH
CT
06830
false
false
true
false
false
Class A Common Stock
2024-03-15
4
A
false
1662
0
A
121939
D
Class A Common Stock
16390000
I
See Footnote
Issued pursuant to the Second Amended and Restated Non-employee Director Compensation Policy, effective January 1, 2024.
Consists of shares that are held by Sarissa Capital Management LP ("Sarissa Capital") or by the funds and other investment vehicles (the "Sarissa Funds") for which Sarissa Capital serves as investment advisor. Dr. Denner is the Chief Investment Officer of Sarissa Capital and the managing member, general partner or other control party of the Sarissa Funds. By virtue of the foregoing, Dr. Denner may be deemed to indirectly beneficially own the shares that these funds directly beneficially own. Each of Sarissa Capital, the Sarissa Funds and Dr. Denner disclaims beneficial ownership of these shares except, in each case, to the extent of their pecuniary interest therein.
SARISSA CAPITAL MANAGEMENT LP, By: /s/ Mark DiPaolo, Name: Mark DiPaolo, Title: Senior Partner, General Counsel
2024-03-19
/s/ Alexander Denner
2024-03-19