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Ironwood Pharmaceuticals

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

44% more first-time investments, than exits

New positions opened: 23 | Existing positions closed: 16

13% more repeat investments, than reductions

Existing positions increased: 44 | Existing positions reduced: 39

10% more capital invested

Capital invested by funds: $1.47B → $1.62B (+$153M)

5% more funds holding

Funds holding: 130137 (+7)

18% less call options, than puts

Call options by funds: $1.78M | Put options by funds: $2.17M

25% less funds holding in top 10

Funds holding in top 10: 43 (-1)

Holders
137
Holders Change
+7
Holders Change %
+5.38%
% of All Funds
3.59%
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
Name Holding Trade Value Shares
Change
Change in
Stake
EC
26
EcoR1 Capital
California
$9.52M +$9.48M +980,908 New
JP Morgan Chase
27
JP Morgan Chase
New York
$8.74M +$290K +29,996 +3%
LOAMU
28
Lombard Odier Asset Management (USA)
New York
$6.98M -$7.14M -738,565 -51%
Bank of New York Mellon
29
Bank of New York Mellon
New York
$6.92M +$27.5K +2,848 +0.4%
Axa
30
Axa
France
$5M -$42.8K -4,433 -0.9%
BIM
31
BlackRock Investment Management
Delaware
$4.9M +$25K +2,588 +0.5%
Charles Schwab
32
Charles Schwab
California
$4.75M +$384K +39,738 +9%
TCIM
33
TIAA CREF Investment Management
New York
$4.72M -$60.4K -6,252 -1%
Thrivent Financial for Lutherans
34
Thrivent Financial for Lutherans
Minnesota
$4.66M
GC
35
Guggenheim Capital
Illinois
$4.29M -$1.56M -161,778 -27%
OAM
36
Oxford Asset Management
United Kingdom
$4.24M +$4.13M +426,849 New
Millennium Management
37
Millennium Management
New York
$3.39M -$10.8M -1,117,266 -76%
D.E. Shaw & Co
38
D.E. Shaw & Co
New York
$3.37M +$1.25M +128,884 +59%
California Public Employees Retirement System
39
California Public Employees Retirement System
California
$3.05M
Renaissance Technologies
40
Renaissance Technologies
New York
$2.81M +$2.44M +252,292 +676%
Two Sigma Investments
41
Two Sigma Investments
New York
$2.75M +$2.73M +282,890 New
California State Teachers Retirement System (CalSTRS)
42
California State Teachers Retirement System (CalSTRS)
California
$2.7M +$43K +4,450 +2%
AG
43
Artal Group
Luxembourg
$2.51M
AllianceBernstein
44
AllianceBernstein
Tennessee
$2.41M
TA
45
Teachers Advisors
New York
$2.29M
Bank of America
46
Bank of America
North Carolina
$2.22M -$21K -2,175 -0.9%
PAMU
47
Pictet Asset Management (UK)
United Kingdom
$2.13M +$1.39M +143,758 +189%
TRSOTSOK
48
Teachers Retirement System of the State of Kentucky
Kentucky
$2.13M +$57.7K +5,970 +3%
BBA
49
Baker Bros. Advisors
New York
$1.96M
AA
50
ALPS Advisors
Colorado
$1.94M +$1.93M +199,739 New

IRWD Hedge Fund Activity: Q4 2015 in Review

137 of the 3,812 institutional investors tracked by Wall St. Rank reported a position in Ironwood Pharmaceuticals (IRWD) for Q4 2015, worth a combined $1.62B — up 10% from $1.47B a quarter earlier.

Buyers outnumbered sellers: 23 funds opened new IRWD positions and 16 closed out — a net gain of 7 holders — while 44 added to existing stakes and 39 trimmed.

The largest buyer was Redmile Group, adding an estimated $40.2M. The largest seller was BVF Inc, cutting an estimated $22.4M.

  • 137 institutional investors held Ironwood Pharmaceuticals (IRWD) as of Q4 2015, up from 130 in Q3 2015.
  • Funds reported $1.62B of Ironwood Pharmaceuticals stock for Q4 2015, up 10% quarter-over-quarter.
  • 23 funds opened new Ironwood Pharmaceuticals positions in Q4 2015 and 16 closed out, a net change of +7 holders.
  • The largest Ironwood Pharmaceuticals buyer in Q4 2015 was Redmile Group, an estimated $40.2M added.
  • The largest Ironwood Pharmaceuticals seller in Q4 2015 was BVF Inc, an estimated $22.4M sold.

Based on aggregated 13F filings for Q4 2015.