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Ironwood Pharmaceuticals
IRWD

Overview Fund Activity

158 hedge funds and large institutions have $2.29B invested in Ironwood Pharmaceuticals in 2017 Q4 according to their latest regulatory filings, with 27 funds opening new positions, 51 increasing their positions, 49 reducing their positions, and 18 closing their positions.

Holders
158
Holders Change
+9
Holders Change %
+6.04%
% of All Funds
3.59%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.07%
New
27
Increased
51
Reduced
49
Closed
18
Calls
$17.8M
Puts
$8.92M
Net Calls
+$8.91M
Net Calls Change
+$6.47M

Top Buyers

1
SCM
1
Sarissa Capital Management
Connecticut
$24.7M
2
SAM
2
Senzar Asset Management
New York
$21.7M
3
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$268M
4
PWAM
4
Park West Asset Management
California
$9.2M
5
JPMorgan Chase & Co
5
JPMorgan Chase & Co
New York
$6.7M

Top Sellers

1
BI
1
BVF Inc
California
$0
2
BM
2
Bridger Management
New York
$0
3
Deutsche Bank
3
Deutsche Bank
Germany
$4.9M
4
O
4
OrbiMed
New York
$67.8M
5
Adage Capital Partners
5
Adage Capital Partners
Massachusetts
$28.2M
Name Market Value Shares Shares
Change 		Shares
Change %
Wellington Management Group
1
Wellington Management Group
Massachusetts
$284M 18,920,796 +40,609 +0.2%
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$268M 17,863,732 +903,242 +5%
Fidelity Investments
3
Fidelity Investments
Massachusetts
$265M 17,645,933 -880,494 -5%
BlackRock
4
BlackRock
New York
$175M 11,702,048 -170,856 -1%
Vanguard Group
5
Vanguard Group
Pennsylvania
$169M 11,274,790 +259,068 +2%
Janus Henderson Group
6
Janus Henderson Group
United Kingdom
$125M 8,309,638 +366,483 +5%
UBS AM
7
UBS AM
Illinois
$95.3M 6,358,354 -48,855 -0.8%
BCM
8
Brown Capital Management
Maryland
$93.9M 6,263,825 +46,250 +0.7%
EC
9
EcoR1 Capital
California
$88.2M 5,885,583 +426,000 +8%
State Street
10
State Street
Massachusetts
$72.4M 4,828,511 +283,318 +6%
O
11
OrbiMed
New York
$67.8M 4,525,200 -1,234,000 -21%
PAMU
12
Pictet Asset Management (UK)
United Kingdom
$44.8M 2,987,270 +364,763 +14%
Norges Bank
13
Norges Bank
Norway
$35.2M 2,350,397 +337,007 +17%
Adage Capital Partners
14
Adage Capital Partners
Massachusetts
$28.2M 1,883,793 -1,016,207 -35%
BNP Paribas Asset Management
15
BNP Paribas Asset Management
France
$27.4M 1,827,359 +13,861 +0.8%
SCM
16
Sarissa Capital Management
Connecticut
$24.7M 1,650,000 +1,650,000 New
Loomis, Sayles & Company
17
Loomis, Sayles & Company
Massachusetts
$23.7M 1,579,857 +28,425 +2%
CS
18
Credit Suisse
Switzerland
$23.5M 1,570,283 -45 -0%
Northern Trust
19
Northern Trust
Illinois
$23.3M 1,557,153 -44,929 -3%
SAM
20
Senzar Asset Management
New York
$21.7M 1,448,800 +941,800 +186%
New York State Common Retirement Fund
21
New York State Common Retirement Fund
New York
$21.1M 1,409,457 +4,798 +0.3%
Capital World Investors
22
Capital World Investors
California
$19.9M 1,330,000 – –
Geode Capital Management
23
Geode Capital Management
Massachusetts
$18.6M 1,239,906 +30,901 +3%
RCAMU
24
Rothschild & Co Asset Management US
Connecticut
$18.4M 1,227,233 -38,238 -3%
SGA
25
Sector Gamma AS
Norway
$17.8M 1,188,553 -636,449 -35%
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