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Ironwood Pharmaceuticals

Name Holding Trade Value Shares
Change
Change in
Stake
AC
1
Armistice Capital
New York
$52.7M -$4.09M -997,000 -6%
BlackRock
2
BlackRock
New York
$46.9M +$2.37M +578,124 +5%
SCM
3
Sarissa Capital Management
Connecticut
$32.3M -$27.6M -6,730,800 -42%
Bank of America
4
Bank of America
North Carolina
$30.5M -$11.6M -2,838,753 -25%
Renaissance Technologies
5
Renaissance Technologies
New York
$28.3M -$590K -143,900 -2%
AQR Capital Management
6
AQR Capital Management
Connecticut
$26.4M +$11.5M +2,811,549 +60%
State Street
7
State Street
Massachusetts
$26.2M +$12.5M +3,045,722 +69%
Vanguard Portfolio Management
8
Vanguard Portfolio Management
Pennsylvania
$23.5M +$27.4M +6,682,037 New
Acadian Asset Management
9
Acadian Asset Management
Massachusetts
$23.1M +$490K +119,455 +2%
Vanguard Capital Management
10
Vanguard Capital Management
Pennsylvania
$21.4M +$25M +6,097,454 New
Two Sigma Investments
11
Two Sigma Investments
New York
$20.5M +$12.3M +2,995,071 +105%
Charles Schwab
12
Charles Schwab
California
$16.6M -$976K -238,082 -5%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$16M +$3.77M +919,988 +25%
Marshall Wace
14
Marshall Wace
United Kingdom
$15.9M +$414K +101,062 +2%
Jacobs Levy Equity Management
15
Jacobs Levy Equity Management
New Jersey
$12.7M +$3.58M +872,810 +32%
Arrowstreet Capital
16
Arrowstreet Capital
Massachusetts
$11.9M +$12.2M +2,985,181 +724%
Federated Hermes
17
Federated Hermes
Pennsylvania
$11.8M +$126K +30,669 +0.9%
Goldman Sachs
18
Goldman Sachs
New York
$9.44M +$5.8M +1,415,319 +111%
Dimensional Fund Advisors
19
Dimensional Fund Advisors
Texas
$7.31M +$7.18M +1,751,219 +529%
Connor, Clark & Lunn Investment Management (CC&L)
20
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$6.44M -$637K -155,503 -8%
Qube Research & Technologies (QRT)
21
Qube Research & Technologies (QRT)
United Kingdom
$5.58M -$374K -91,148 -5%
Susquehanna International Group
22
Susquehanna International Group
Pennsylvania
$5.17M +$4.19M +1,023,358 +228%
Northern Trust
23
Northern Trust
Illinois
$4.44M +$132K +32,157 +3%
HIM
24
Hillsdale Investment Management
Ontario, Canada
$4.34M +$329K +80,250 +7%
Pacer Advisors
25
Pacer Advisors
Pennsylvania
$3.98M +$4.65M +1,134,512 New