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Ironwood Pharmaceuticals
IRWD

Overview Fund Activity

142 hedge funds and large institutions have $2.14B invested in Ironwood Pharmaceuticals in 2015 Q1 according to their latest regulatory filings, with 25 funds opening new positions, 52 increasing their positions, 35 reducing their positions, and 11 closing their positions.

Holders
142
Holders Change
+13
Holders Change %
+10.08%
% of All Funds
3.79%
Holding in Top 10
3
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-25%
% of All Funds
0.08%
New
25
Increased
52
Reduced
35
Closed
11
Calls
$18.5M
Puts
$1.82M
Net Calls
+$16.7M
Net Calls Change
+$15.6M

Top Buyers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$42.1M
2
JPMorgan Chase & Co
2
JPMorgan Chase & Co
New York
$19.1M
3
Norges Bank
3
Norges Bank
Norway
$16.5M
4
BM
4
Bridger Management
New York
$13.4M
5
JHIU
5
Janus Henderson Investors US
Colorado
$238M

Top Sellers

1
BI
1
BVF Inc
California
$34.7M
2
Point72 Asset Management
2
Point72 Asset Management
Connecticut
$12M
3
SAM
3
Senzar Asset Management
New York
$0
4
State of Wisconsin Investment Board
4
State of Wisconsin Investment Board
Wisconsin
$49.7M
5
Morgan Stanley
5
Morgan Stanley
New York
$115M
Name Market Value Shares Shares
Change 		Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$316M 19,755,935 – –
Wellington Management Group
2
Wellington Management Group
Massachusetts
$280M 17,529,199 +239,974 +1%
JHIU
3
Janus Henderson Investors US
Colorado
$238M 14,885,648 +599,041 +4%
O
4
OrbiMed
New York
$192M 12,012,100 – –
Vanguard Group
5
Vanguard Group
Pennsylvania
$128M 7,997,806 +454,059 +6%
Morgan Stanley
6
Morgan Stanley
New York
$115M 7,179,439 -547,322 -7%
Deutsche Bank
7
Deutsche Bank
Germany
$107M 6,665,883 -352,315 -5%
BFA
8
BlackRock Fund Advisors
California
$90.7M 5,666,614 +329,739 +6%
State Street
9
State Street
Massachusetts
$53.7M 3,357,894 +392,236 +13%
BIT
10
BlackRock Institutional Trust
California
$51.6M 3,222,678 +2,199 +0.1%
State of Wisconsin Investment Board
11
State of Wisconsin Investment Board
Wisconsin
$49.7M 3,107,980 -620,505 -17%
T. Rowe Price Associates
12
T. Rowe Price Associates
Maryland
$42.1M 2,630,248 +1,659,628 +171%
Millennium Management
13
Millennium Management
New York
$38.1M 2,379,282 -288,293 -11%
BI
14
BVF Inc
California
$34.7M 2,171,108 -2,922,702 -57%
Northern Trust
15
Northern Trust
Illinois
$26M 1,622,430 +25,258 +2%
Capital World Investors
16
Capital World Investors
California
$23.6M 1,475,000 -130,000 -8%
FAM
17
Fred Alger Management
New York
$23.1M 1,440,722 -440,590 -23%
Asset Management One
18
Asset Management One
Japan
$19.1M 1,157,428 -1,577 -0.1%
JPMorgan Chase & Co
19
JPMorgan Chase & Co
New York
$19.1M 1,191,963 +1,093,063 +1,105%
SGA
20
Sector Gamma AS
Norway
$18.6M 1,162,191 +17,000 +1%
Norges Bank
21
Norges Bank
Norway
$16.5M 1,028,680 +945,180 +1,132%
EC
22
EcoR1 Capital
California
$14.4M 900,000 – –
D.E. Shaw & Co
23
D.E. Shaw & Co
New York
$14M 874,918 +154,687 +21%
BM
24
Bridger Management
New York
$13.4M 840,479 +840,479 New
TCM
25
Tekla Capital Management
Massachusetts
$12.3M 768,050 – –
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