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Ironwood Pharmaceuticals
IRWD

Overview Fund Activity

129 hedge funds and large institutions have $2.05B invested in Ironwood Pharmaceuticals in 2014 Q4 according to their latest regulatory filings, with 10 funds opening new positions, 45 increasing their positions, 42 reducing their positions, and 19 closing their positions.

Holders
129
Holders Change
-11
Holders Change %
-7.86%
% of All Funds
3.44%
Holding in Top 10
4
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+100%
% of All Funds
0.11%
New
10
Increased
45
Reduced
42
Closed
19
Calls
$1.77M
Puts
$688K
Net Calls
+$1.08M
Net Calls Change
+$5.39M

Top Buyers

1
Deutsche Bank
1
Deutsche Bank
Germany
$108M
2
Millennium Management
2
Millennium Management
New York
$40.9M
3
JHIU
3
Janus Henderson Investors US
Colorado
$219M
4
EC
4
EcoR1 Capital
California
$13.8M
5
SAM
5
Senzar Asset Management
New York
$12M

Top Sellers

1
State of Wisconsin Investment Board
1
State of Wisconsin Investment Board
Wisconsin
$57.1M
2
Fidelity International
2
Fidelity International
Bermuda
$0
3
CGT
3
Capital Guardian Trust
California
$17K
4
CCP
4
Clough Capital Partners
Massachusetts
$0
5
BI
5
BVF Inc
California
$78M
Name Market Value Shares Shares
Change 		Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$303M 19,755,935 -10,971 -0.1%
Wellington Management Group
2
Wellington Management Group
Massachusetts
$265M 17,289,225 +367,919 +2%
JHIU
3
Janus Henderson Investors US
Colorado
$219M 14,286,607 +1,233,079 +9%
O
4
OrbiMed
New York
$184M 12,012,100 – –
Morgan Stanley
5
Morgan Stanley
New York
$118M 7,726,761 -327,506 -4%
Vanguard Group
6
Vanguard Group
Pennsylvania
$116M 7,543,747 +227,530 +3%
Deutsche Bank
7
Deutsche Bank
Germany
$108M 7,018,198 +1,657,193 +31%
BFA
8
BlackRock Fund Advisors
California
$81.8M 5,336,875 +557,544 +12%
BI
9
BVF Inc
California
$78M 5,093,810 -503,255 -9%
State of Wisconsin Investment Board
10
State of Wisconsin Investment Board
Wisconsin
$57.1M 3,728,485 -1,145,012 -23%
BIT
11
BlackRock Institutional Trust
California
$49.3M 3,220,479 +25,547 +0.8%
State Street
12
State Street
Massachusetts
$45.4M 2,965,658 -30,427 -1%
Millennium Management
13
Millennium Management
New York
$40.9M 2,667,575 +1,330,347 +99%
FAM
14
Fred Alger Management
New York
$28.8M 1,881,312 +255,874 +16%
Capital World Investors
15
Capital World Investors
California
$24.6M 1,605,000 – –
Northern Trust
16
Northern Trust
Illinois
$24.5M 1,597,172 -65,198 -4%
Point72 Asset Management
17
Point72 Asset Management
Connecticut
$23M 1,500,100 +207,600 +16%
SGA
18
Sector Gamma AS
Norway
$17.5M 1,145,191 +6,900 +0.6%
Asset Management One
19
Asset Management One
Japan
$17.3M 1,159,005 +266,950 +30%
T. Rowe Price Associates
20
T. Rowe Price Associates
Maryland
$14.9M 970,620 -446,081 -31%
EC
21
EcoR1 Capital
California
$13.8M 900,000 +900,000 New
SAM
22
Senzar Asset Management
New York
$12M 781,800 +781,800 New
TCM
23
Tekla Capital Management
Massachusetts
$11.8M 768,050 – –
Goldman Sachs
24
Goldman Sachs
New York
$11.6M 756,287 +370,688 +96%
D.E. Shaw & Co
25
D.E. Shaw & Co
New York
$11M 720,231 +185,035 +35%
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