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Ironwood Pharmaceuticals
IRWD

Overview Fund Activity

145 hedge funds and large institutions have $1.79B invested in Ironwood Pharmaceuticals in 2016 Q2 according to their latest regulatory filings, with 24 funds opening new positions, 58 increasing their positions, 35 reducing their positions, and 15 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
145
Holders Change
+9
Holders Change %
+6.62%
% of All Funds
3.87%
Holding in Top 10
5
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-16.67%
% of All Funds
0.13%
New
24
Increased
58
Reduced
35
Closed
15
Calls
$17.5M
Puts
$17.1M
Net Calls
+$385K
Net Calls Change
-$3.91M

Top Buyers

1
GIM
Granahan Investment Management
Massachusetts
+$14.8M
2
CC
Carlson Capital
Texas
+$14.4M
3
Adage Capital Partners
Adage Capital Partners
Massachusetts
+$13.1M
4
BJCM
Blue Jay Capital Management
California
+$10.7M
5
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
+$10.4M

Top Sellers

1
RG
Redmile Group
California
-$50.7M
2
JHIU
Janus Henderson Investors US
Colorado
-$29.1M
3
O
OrbiMed
New York
-$20.9M
4
BI
BVF Inc
California
-$19.2M
5
State of Wisconsin Investment Board
State of Wisconsin Investment Board
Wisconsin
-$10.6M
Name Holding Trade Value Shares
Change 		Shares
Change %
Asset Management One
26
Asset Management One
Japan
$10.4M -$476K -43,842 -4%
Norges Bank
27
Norges Bank
Norway
$9.89M +$178K +16,238 +2%
Millennium Management
28
Millennium Management
New York
$8.51M +$6.94M +633,419 +442%
Bank of New York Mellon
29
Bank of New York Mellon
New York
$7.79M +$122K +11,096 +2%
JPMorgan Chase & Co
30
JPMorgan Chase & Co
New York
$7.24M -$2.76M -252,103 -28%
BIM
31
BlackRock Investment Management
Delaware
$6.3M +$535K +48,857 +9%
RG
32
Redmile Group
California
$5.79M -$50.7M -4,629,712 -90%
Charles Schwab
33
Charles Schwab
California
$5.7M +$229K +20,942 +4%
TCIM
34
TIAA CREF Investment Management
New York
$5.22M -$28.7K -2,619 -0.5%
CLM
35
ClearBridge LLC (Maryland)
Maryland
$5.11M +$279K +25,492 +6%
Goldman Sachs
36
Goldman Sachs
New York
$4.82M +$2.33M +212,697 +94%
SIM
37
Spark Investment Management
New York
$4.53M +$1.94M +177,070 +75%
Two Sigma Investments
38
Two Sigma Investments
New York
$4.41M +$2.89M +264,146 +191%
BA
39
BlackRock Advisors
Delaware
$4M +$79.4K +7,249 +2%
ARTA
40
A.R.T. Advisors
New York
$3.98M +$1.38M +126,087 +53%
D.E. Shaw & Co
41
D.E. Shaw & Co
New York
$3.86M -$360K -32,891 -9%
California State Teachers Retirement System (CalSTRS)
42
California State Teachers Retirement System (CalSTRS)
California
$3.55M +$54.8K +5,001 +2%
Fisher Asset Management
43
Fisher Asset Management
Washington
$3.21M +$89.6K +8,089 +3%
California Public Employees Retirement System
44
California Public Employees Retirement System
California
$3.15M -$98.1K -8,955 -3%
GC
45
Guggenheim Capital
Illinois
$2.96M -$318K -29,029 -10%
AllianceBernstein
46
AllianceBernstein
Tennessee
$2.92M +$203K +18,507 +7%
TA
47
Teachers Advisors
New York
$2.89M +$306K +27,903 +12%
AG
48
Artal Group
Luxembourg
$2.84M – – –
TRSOTSOK
49
Teachers Retirement System of the State of Kentucky
Kentucky
$2.7M +$85K +7,761 +3%
Swiss National Bank
50
Swiss National Bank
Switzerland
$2.6M -$94.2K -8,597 -3%
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