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Ribbon Communications

Name Holding Trade Value Shares
Change
Change in
Stake
JP Morgan Chase
1
JP Morgan Chase
New York
$257M -$1.08M -166,808 -0.3%
Dimensional Fund Advisors
2
Dimensional Fund Advisors
Texas
$16.3M +$94.3K +14,570 +0.5%
BlackRock
3
BlackRock
New York
$16.2M -$73.7K -11,385 -0.4%
Vanguard Group
4
Vanguard Group
Pennsylvania
$15.8M -$849K -131,164 -4%
Neuberger Berman Group
5
Neuberger Berman Group
New York
$11.6M -$485K -74,906 -3%
Renaissance Technologies
6
Renaissance Technologies
New York
$11.1M +$2.8M +433,412 +25%
CS
7
Central Securities
New York
$7.07M +$1.11M +171,600 +14%
RA
8
Royce & Associates
New York
$7M +$4.46M +689,095 +101%
Russell Investments Group
9
Russell Investments Group
United Kingdom
$6.83M +$4.42M +682,716 +104%
D.E. Shaw & Co
10
D.E. Shaw & Co
New York
$5.45M -$308K -47,554 -4%
Capital Research Global Investors
11
Capital Research Global Investors
California
$5.33M -$2.27M -351,240 -25%
State Street
12
State Street
Massachusetts
$4.69M -$152K -23,429 -2%
Boston Partners
13
Boston Partners
Massachusetts
$3.95M +$613K +94,710 +14%
CPA
14
Cowen Prime Advisors
New York
$3.47M +$723K +111,720 +20%
Millennium Management
15
Millennium Management
New York
$3.3M +$3.03M +468,732 +263%
AIM
16
Alambic Investment Management
California
$3.17M +$710K +109,793 +21%
SBH
17
Segall Bryant & Hamill
Illinois
$3.08M +$3.91M +604,391 New
Northern Trust
18
Northern Trust
Illinois
$2.85M +$149K +23,048 +4%
ECM
19
Engine Capital Management
New York
$2.66M +$550K +85,000 +19%
HCM
20
Horrell Capital Management
Arkansas
$2.6M +$1.26M +195,000 +62%
Goldman Sachs
21
Goldman Sachs
New York
$2.56M +$2.55M +394,655 +370%
Geode Capital Management
22
Geode Capital Management
Massachusetts
$2.42M +$35.5K +5,487 +1%
Fidelity Investments
23
Fidelity Investments
Massachusetts
$2.41M +$1.22M +188,360 +66%
AQR Capital Management
24
AQR Capital Management
Connecticut
$2.34M -$2.58M -399,191 -47%
Bank of New York Mellon
25
Bank of New York Mellon
New York
$1.86M +$34.9K +5,391 +1%