Ironwood Pharmaceuticals Inc

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Ironwood Pharmaceuticals Inc
TickerIRWD
CIK #0001446847
CUSIP46333X108
SectorLife Sciences - Pharmaceutical Preparations
Address301 Binney Street, Cambridge, MA 02142
Source [EDGAR]
CIK Filing 2011 - 2024
[0001446847] 10-K
[0001446847] 10-Q
[0001446847] 3
[0001446847] 4
[0001446847] 5
[0001446847] 8-K
[0001446847] D
[0001446847] SC 13D
[0001446847] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
LSV Asset Management Ironwood Pharmaceuticals Inc [2023-02-10] 5.17
State Street Corp Ironwood Pharmaceuticals Inc [2023-02-02] 7.29
BlackRock Inc Ironwood Pharmaceuticals Inc [2022-07-08] 17.5
Westfield Capital Management Co LP Ironwood Pharmaceuticals Inc [2021-01-07] 5.3
Janus Henderson Group PLC Ironwood Pharmaceuticals Inc [2020-02-14] 5.3
Sarissa Capital Management LP Ironwood Pharmaceuticals Inc [2019-05-16] 6.1
Brown Capital Management LLC Ironwood Pharmaceuticals Inc [2018-12-10] 5.37
Janus Henderson Group PLC Ironwood Pharmaceuticals Inc [2018-02-13] 6.1
UBS Asset Management Americas Inc Ironwood Pharmaceuticals Inc [2018-02-13] 5.64
Price T Rowe Associates Inc /MD/ Ironwood Pharmaceuticals Inc [2016-02-11] 5.1
Point72 Asset Management LP Ironwood Pharmaceuticals Inc [2015-08-20] 1.6
OrbiMed Advisors LLC Ironwood Pharmaceuticals Inc [2015-02-17] 3.87
Janus Capital Management LLC Ironwood Pharmaceuticals Inc [2014-02-14] 5.9
Sectoral Asset Management Inc Ironwood Pharmaceuticals Inc [2014-02-11] 5.2
State of Wisconsin Investment Board Ironwood Pharmaceuticals Inc [2014-01-29] 6.323
Vanguard Group Inc Ironwood Pharmaceuticals Inc [2013-02-13] 5.5
BlackRock Inc Ironwood Pharmaceuticals Inc [2013-01-30] 6.51
Biotechnology Value Fund L P Ironwood Pharmaceuticals Inc [2012-11-05] 1.0
Form 3/4/5 Filer 2011 - 2024
MCCOURT Thomas A
Ironwood Pharmaceuticals Inc
Davis Andrew
Shetzline Michael
Moukheibir Catherine
Sarissa Capital Management LP
Denner Alexander J
John Minardo
Emany Sravan Kumar
Silver Ronald
Rickard Jason
Currie Mark G
Kessler Marla L
McHugh Julie
Duane Jon R
Shepard Jay
Dreyfus Andrew
Owens Edward P
Olanoff Lawrence S
Consylman Gina
Mallon Mark
Kilroy Conor
MacDonald Kelly
Gilbert Halley E
Williams Douglas E
Fanucci Marsha
McGuire Terrance
Schulman Amy W
Huyett William
Hecht Peter M
Cyclerion Therapeutics, Inc.
Graney Thomas
Walsh Christopher T PhD
Roberts Bryan E
Conrades George H
Ebersman David A
Cook Joseph C Jr
Higgins Michael J
Shaw David Evans
FMR LLC
FIL Ltd
Venrock Partners V L P
VHCP Management, LLC
Venrock Management V, LLC
VHCP Co-Investment Holdings, LLC
Venrock Associates V LP
Venrock Partners Management V, LLC
Hove Anders D
Venrock Healthcare Capital Partners LP
Venrock Enterpreneurs Fund LP
Venrock Associates
VR Management LLC
Venrock Associates II LP
Ridgeback Capital Management LLC
Ridgeback Capital Investments L.P.
Ridgeback Capital Investments LLC
Form 13F Holdings
Firm Period DFND Voting Shares
BlackRock Inc. [2023-03-31] SOLE 24,771,869.0 25,315,721.0
Sarissa Capital Management LP [2023-03-31] SOLE 16,390,000.0 16,390,000.0
Vanguard Group Inc [2023-03-31] SOLE 0.0 14,572,162.0
State Street Corp [2023-03-31] DFND 10,132,933.0 10,481,842.0
LSV Asset Management [2023-03-31] SOLE 5,005,278.0 7,577,709.0
Wellington Management Group LLP [2023-03-31] DFND 0.0 6,178,438.0
Credit Suisse AG [2023-03-31] DFND 5,145,820.0 5,171,669.0
Renaissance Technologies LLC [2023-03-31] SOLE 4,637,753.0 4,637,753.0
Dimensional Fund Advisors LP [2023-03-31] SOLE 4,094,407.0 4,234,742.0
Brown Capital Management LLC [2023-03-31] SOLE 2,469,534.0 3,933,933.0
Morgan Stanley [2023-03-31] DFND 3,397,828.0 3,798,993.0
Victory Capital Management Inc [2023-03-31] SOLE 2,998,221.0 3,030,332.0
Geode Capital Management LLC [2023-03-31] DFND 2,633,804.0 2,633,804.0
Pacer Advisors Inc [2023-03-31] SOLE 23,794,136.0 2,261,800.0
Two Sigma Advisers LP [2023-03-31] SOLE 1,763,300.0 1,954,900.0
Jane Street Group LLC [2023-03-31] DFND 1,925,882.0 1,925,882.0
Royce & Associates LP [2023-03-31] SOLE 1,886,247.0 1,886,247.0
Invesco Ltd. [2023-03-31] DFND 0.0 1,758,794.0
Northern Trust Corp [2023-03-31] DFND 144,858.0 1,636,243.0
Nuveen Asset Management LLC [2023-03-31] DFND 1,605,096.0 1,605,096.0
Two Sigma Investments LP [2023-03-31] SOLE 1,524,221.0 1,524,221.0
Charles Schwab Investment Management Inc [2023-03-31] SOLE 1,506,691.0 1,506,691.0
Man Group plc [2023-03-31] DFND 1,388,621.0 1,388,621.0
Millennium Management LLC [2023-03-31] SOLE 1,382,548.0 1,382,548.0
Bank of New York Mellon Corp [2023-03-31] DFND 1,207,816.0 1,265,953.0
Deutsche Bank AG [2023-03-31] DFND 27,134.0 1,203,961.0
Goldman Sachs Group Inc [2023-03-31] DFND 1,066,699.0 1,077,297.0
Bank of America Corp /DE/ [2023-03-31] DFND 20,814.0 1,056,109.0
American Century Companies Inc [2023-03-31] DFND 1,024,189.0 1,024,189.0
Glenmede Trust Co NA [2023-03-31] SOLE 984,410.0 986,880.0
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