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Ironwood Pharmaceuticals

199 hedge funds and large institutions have $1.95B invested in Ironwood Pharmaceuticals in 2020 Q4 according to their latest regulatory filings, with 38 funds opening new positions, 67 increasing their positions, 61 reducing their positions, and 29 closing their positions.

New
Increased
Maintained
Reduced
Closed

143% more call options, than puts

Call options by funds: $15.9M | Put options by funds: $6.56M

50% more funds holding in top 10

Funds holding in top 10: 23 (+1)

31% more first-time investments, than exits

New positions opened: 38 | Existing positions closed: 29

26% more capital invested

Capital invested by funds: $1.55B → $1.95B (+$408M)

5% more funds holding

Funds holding: 190199 (+9)

10% more repeat investments, than reductions

Existing positions increased: 67 | Existing positions reduced: 61

0.25% less ownership

Funds ownership: 107.46%107.21% (-0.25%)

Holders
199
Holders Change
+9
Holders Change %
+4.74%
% of All Funds
3.52%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.05%
New
38
Increased
67
Reduced
61
Closed
29
Calls
$15.9M
Puts
$6.56M
Net Calls
+$9.39M
Net Calls Change
+$3M
Name Holding Trade Value Shares
Change
Change in
Stake
Wellington Management Group
1
Wellington Management Group
Massachusetts
$246M -$7.19M -657,441 -3%
BCM
2
Brown Capital Management
Maryland
$230M +$516K +47,171 +0.2%
Vanguard Group
3
Vanguard Group
Pennsylvania
$181M +$1.47M +133,929 +0.8%
SCM
4
Sarissa Capital Management
Connecticut
$160M
BlackRock
5
BlackRock
New York
$149M -$11.4M -1,044,534 -7%
Westfield Capital Management
6
Westfield Capital Management
Massachusetts
$96.7M +$18M +1,641,850 +24%
State Street
7
State Street
Massachusetts
$86.4M -$4.38M -399,881 -5%
CCM
8
Camber Capital Management
Massachusetts
$85.4M +$2.74M +250,000 +3%
CS
9
Credit Suisse
Switzerland
$43.6M +$1.89M +172,393 +5%
PI
10
Putnam Investments
Massachusetts
$38.1M +$13.7M +1,253,200 +60%
Geode Capital Management
11
Geode Capital Management
Massachusetts
$28.2M +$1.28M +116,777 +5%
BM
12
Bridger Management
New York
$28.1M -$3.38M -308,495 -11%
UBS AM
13
UBS AM
Illinois
$27.8M -$11.1M -1,009,979 -29%
New York State Common Retirement Fund
14
New York State Common Retirement Fund
New York
$27.1M -$9.85K -900 -0%
Goldman Sachs
15
Goldman Sachs
New York
$24.6M +$11.5M +1,055,370 +95%
D.E. Shaw & Co
16
D.E. Shaw & Co
New York
$24.4M +$3.18M +290,922 +16%
Norges Bank
17
Norges Bank
Norway
$23.4M
Capital World Investors
18
Capital World Investors
California
$23.1M
Renaissance Technologies
19
Renaissance Technologies
New York
$22.8M +$11.9M +1,088,000 +119%
Northern Trust
20
Northern Trust
Illinois
$22.5M -$676K -61,818 -3%
Man Group
21
Man Group
United Kingdom
$19.6M -$3.37M -307,697 -15%
AI
22
Atom Investors
Texas
$14.9M +$1.13M +103,387 +9%
Dimensional Fund Advisors
23
Dimensional Fund Advisors
Texas
$14.9M +$3.2M +292,661 +29%
Fidelity Investments
24
Fidelity Investments
Massachusetts
$14.8M -$27.7M -2,533,508 -66%
Morgan Stanley
25
Morgan Stanley
New York
$14.4M +$4.09M +373,810 +42%

IRWD Hedge Fund Activity: Q4 2020 in Review

199 of the 5,651 institutional investors tracked by Wall St. Rank reported a position in Ironwood Pharmaceuticals (IRWD) for Q4 2020, worth a combined $1.95B — up 26% from $1.55B a quarter earlier.

Buyers outnumbered sellers: 38 funds opened new IRWD positions and 29 closed out — a net gain of 9 holders — while 67 added to existing stakes and 61 trimmed.

The largest buyer was Westfield Capital Management, adding an estimated $18M. The largest seller was Janus Henderson Group, exiting entirely with an estimated $30.5M sold.

  • 199 institutional investors held Ironwood Pharmaceuticals (IRWD) as of Q4 2020, up from 190 in Q3 2020.
  • Funds reported $1.95B of Ironwood Pharmaceuticals stock for Q4 2020, up 26% quarter-over-quarter.
  • 38 funds opened new Ironwood Pharmaceuticals positions in Q4 2020 and 29 closed out, a net change of +9 holders.
  • The largest Ironwood Pharmaceuticals buyer in Q4 2020 was Westfield Capital Management, an estimated $18M added.
  • The largest Ironwood Pharmaceuticals seller in Q4 2020 was Janus Henderson Group, an estimated $30.5M sold.

Based on aggregated 13F filings for Q4 2020.