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Ironwood Pharmaceuticals
IRWD

Overview Fund Activity

137 hedge funds and large institutions have $1.62B invested in Ironwood Pharmaceuticals in 2015 Q4 according to their latest regulatory filings, with 23 funds opening new positions, 44 increasing their positions, 39 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
137
Holders Change
+7
Holders Change %
+5.38%
% of All Funds
3.6%
Holding in Top 10
3
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-25%
% of All Funds
0.08%
New
23
Increased
44
Reduced
39
Closed
16
Calls
$1.78M
Puts
$2.17M
Net Calls
-$393K
Net Calls Change
+$1.85M

Top Buyers

1
RG
1
Redmile Group
California
$42.6M
2
Loomis, Sayles & Company
2
Loomis, Sayles & Company
Massachusetts
$17.6M
3
EC
3
EcoR1 Capital
California
$9.52M
4
EAM
4
EverPoint Asset Management
Connecticut
$27.2M
5
OAM
5
Oxford Asset Management
United Kingdom
$4.24M

Top Sellers

1
BI
1
BVF Inc
California
$34M
2
Deutsche Bank
2
Deutsche Bank
Germany
$19.3M
3
Capital World Investors
3
Capital World Investors
California
$0
4
Millennium Management
4
Millennium Management
New York
$3.39M
5
State of Wisconsin Investment Board
5
State of Wisconsin Investment Board
Wisconsin
$35.3M
Name Holding Trade Value Shares
Change 		Shares
Change %
Bank of Montreal
126
Bank of Montreal
Ontario, Canada
$21K +$6.32K +647 +43%
Royal Bank of Canada
127
Royal Bank of Canada
Ontario, Canada
$19K -$13.3K -1,406 -41%
SFU
128
Stonehage Fleming (UK)
United Kingdom
$16K +$16K +1,910 New
CTC
129
Central Trust Company
Missouri
$12K – – –
BJ
130
BlackRock Japan
Japan
$11K -$3.85K -400 -26%
PAM
131
Panagora Asset Management
Massachusetts
$8K -$8.2K -850 -51%
NFG
132
Next Financial Group
Texas
$4K +$3K +359 +302%
Simplex Trading
133
Simplex Trading
Illinois
$2K -$15.9K -2,352 -89%
TRCT
134
Tower Research Capital (TRC)
New York
$1K -$2.27K -340 -69%
QI
135
QS Investors
New York
$1K +$1K +30 New
CG
136
Cutler Group
California
$1K +$1K +164 New
Manulife (Manufacturers Life Insurance)
137
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$966 +$9 +939 +1%
Capital World Investors
138
Capital World Investors
California
– -$15.4M -1,761,150 Closed
Citadel Advisors
139
Citadel Advisors
Florida
– -$3.39M -388,627 Closed
OC
140
Oppenheimer & Co
New York
– -$1.28M -147,184 Closed
SCM
141
Sio Capital Management
New York
– -$1.12M -128,236 Closed
AC
142
Ascend Capital
California
– -$1.02M -117,167 Closed
PA
143
Perceptive Advisors
New York
– -$899K -102,957 Closed
Group One Trading
144
Group One Trading
Illinois
– -$617K -70,682 Closed
SEI Investments
145
SEI Investments
Pennsylvania
– -$550K -62,997 Closed
PP
146
PDT Partners
New York
– -$249K -28,516 Closed
AL
147
Airain Ltd
Guernsey
– -$172K -19,721 Closed
RFC
148
Russell Frank Company
Washington
– -$81K -9,301 Closed
YU
149
Yale University
Connecticut
– -$250K -7,448 Closed
FCE
150
Fiera Capital (Europe)
Cayman Islands
– -$58K -6,663 Closed
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