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Ironwood Pharmaceuticals

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%