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Ribbon Communications

Name Holding Trade Value Shares
Change
Change in
Stake
JP Morgan Chase
1
JP Morgan Chase
New York
$359M
BlackRock
2
BlackRock
New York
$25.2M +$2.16M +369,210 +12%
Vanguard Group
3
Vanguard Group
Pennsylvania
$23.9M +$1.58M +269,601 +9%
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$23.8M +$912K +155,747 +5%
Neuberger Berman Group
5
Neuberger Berman Group
New York
$15.8M -$326K -55,713 -2%
Renaissance Technologies
6
Renaissance Technologies
New York
$15M -$419K -71,500 -3%
RA
7
Royce & Associates
New York
$12.3M +$2.06M +352,154 +26%
Russell Investments Group
8
Russell Investments Group
United Kingdom
$10.8M +$1.03M +176,210 +13%
CS
9
Central Securities
New York
$9.88M
PCMI
10
Paradigm Capital Management Inc
New York
$7.73M +$5.86M +1,000,820 +1,177%
D.E. Shaw & Co
11
D.E. Shaw & Co
New York
$7.18M -$356K -60,725 -6%
State Street
12
State Street
Massachusetts
$6.51M -$25.4K -4,336 -0.5%
Boston Partners
13
Boston Partners
Massachusetts
$6.16M +$526K +89,730 +12%
CPA
14
Cowen Prime Advisors
New York
$4.89M +$38.8K +6,624 +1%
Northern Trust
15
Northern Trust
Illinois
$4.38M +$328K +56,051 +10%
SBH
16
Segall Bryant & Hamill
Illinois
$4.14M -$132K -22,557 -4%
HCM
17
Horrell Capital Management
Arkansas
$3.8M +$138K +23,500 +5%
ECM
18
Engine Capital Management
New York
$3.72M
Geode Capital Management
19
Geode Capital Management
Massachusetts
$3.66M +$230K +39,211 +8%
Fidelity Investments
20
Fidelity Investments
Massachusetts
$3.29M -$65K -11,090 -2%
AQR Capital Management
21
AQR Capital Management
Connecticut
$3.04M -$186K -31,685 -7%
Millennium Management
22
Millennium Management
New York
$3M -$1.32M -225,007 -35%
Bank of New York Mellon
23
Bank of New York Mellon
New York
$2.64M +$31.4K +5,360 +1%
TCIM
24
TIAA CREF Investment Management
New York
$2.28M +$817K +139,464 +77%
MAG
25
Millrace Asset Group
Pennsylvania
$2.23M +$1.83M +313,064 New