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Ironwood Pharmaceuticals, Inc. (IRWD)


NasdaqGS - NasdaqGS Real Time Price. Currency in USD
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16.32-0.06 (-0.37%)
At close: 4:00PM EDT
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Major Holders

Currency in USD
Breakdown
7.22%Shares Held by All Insider and 5% Owners
113.50%% of Shares Held by Institutional & Mutual Fund Owners
122.33%% of Float Held by Institutional & Mutual Fund Owners
155Number of Institutions Holding Shares
Direct Holders (Forms 3 and 4)
NameSharesDate Reported
HECHT PETER M4,670,322Jan 11, 2017
CURRIE MARK G775,000Mar 13, 2017
OWENS EDWARD P167,680May 31, 2016
GILBERT HALLEY E100,807Feb 26, 2017
WALSH CHRISTOPHER T PHD71,499Mar 14, 2017
MCHUGH JULIE66,783May 31, 2016
CONRADES GEORGE H62,221Jun 2, 2015
WILLIAMS DOUGLAS E60,008May 31, 2016
FANUCCI MARSHA60,008May 31, 2016
MCCOURT THOMAS A54,300Feb 26, 2017

Top Institutional Holders

HolderSharesDate Reported% OutValue
FMR, LLC19,674,160Dec 30, 201615.00%300,817,906
Wellington Management Company, LLP18,333,040Dec 30, 201613.98%280,312,181
Price (T.Rowe) Associates Inc14,489,073Dec 30, 201611.05%221,537,926
JANUS CAPITAL MANAGEMENT, LLC12,433,680Dec 30, 20169.48%190,110,967
Vanguard Group, Inc. (The)9,943,282Dec 30, 20167.58%152,032,781
Orbimed Advisors LLC.7,241,300Dec 30, 20165.52%110,719,477
BlackRock Fund Advisors6,452,010Dec 30, 20164.92%98,651,232
Adage Capital Partners GP L.L.C.5,950,000Dec 30, 20164.54%90,975,500
State Street Corporation3,791,359Dec 30, 20162.89%57,969,879
BlackRock Institutional Trust Company, N.A.3,548,966Dec 30, 20162.71%54,263,690

Top Mutual Fund Holders

HolderSharesDate Reported% OutValue
Fidelity Growth Company Fund5,668,993Jan 30, 20174.32%81,520,119
Price (T.Rowe) Health Sciences Fund4,839,286Dec 30, 20163.69%73,992,682
Vanguard Specialized-Health Care Fund4,524,887Oct 30, 20163.45%57,782,806
Fidelity Select Portfolios - Biotechnology4,112,010Jan 30, 20173.14%59,130,703
Hartford Mid Cap Fund3,414,888Jan 30, 20172.60%49,106,089
Janus Triton Fund3,049,863Dec 30, 20162.33%46,632,405
Price (T.Rowe) New Horizons Fund2,968,257Sep 29, 20162.26%47,135,921
Fidelity OTC Portfolio2,893,442Jan 30, 20172.21%41,607,695
Vanguard Small-Cap Index Fund2,795,396Sep 29, 20162.13%44,390,888
Vanguard Total Stock Market Index Fund2,706,426Sep 29, 20162.06%42,978,044