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Ribbon Communications
RBBN

Overview Fund Activity

102 hedge funds and large institutions have $597M invested in Ribbon Communications in 2018 Q2 according to their latest regulatory filings, with 10 funds opening new positions, 33 increasing their positions, 35 reducing their positions, and 29 closing their positions.

Holders
102
Holders Change
-19
Holders Change %
-15.7%
% of All Funds
2.34%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
%
% of All Funds
0.02%
New
10
Increased
33
Reduced
35
Closed
29
Calls
$67K
Puts
–
Net Calls
+$67K
Net Calls Change
+$67K

Top Buyers

1
PCMI
1
Paradigm Capital Management Inc
New York
$7.73M
2
BlackRock
2
BlackRock
New York
$25.2M
3
RA
3
Royce & Associates
New York
$12.3M
4
MAG
4
Millrace Asset Group
Pennsylvania
$2.23M
5
Vanguard Group
5
Vanguard Group
Pennsylvania
$23.9M

Top Sellers

1
Capital Research Global Investors
1
Capital Research Global Investors
California
$0
2
AIM
2
Alambic Investment Management
California
$0
3
Goldman Sachs
3
Goldman Sachs
New York
$855K
4
Invesco
4
Invesco
Georgia
$557K
5
Millennium Management
5
Millennium Management
New York
$3M
Name Market Value Shares Shares
Change 		Shares
Change %
JPMorgan Chase & Co
1
JPMorgan Chase & Co
New York
$359M 50,412,745 – –
BlackRock
2
BlackRock
New York
$25.2M 3,540,078 +369,210 +12%
Vanguard Group
3
Vanguard Group
Pennsylvania
$23.9M 3,358,957 +269,601 +9%
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$23.8M 3,349,652 +155,747 +5%
Neuberger Berman Group
5
Neuberger Berman Group
New York
$15.8M 2,212,384 -55,713 -2%
Renaissance Technologies
6
Renaissance Technologies
New York
$15M 2,106,512 -71,500 -3%
RA
7
Royce & Associates
New York
$12.3M 1,725,596 +352,154 +26%
Russell Investments Group
8
Russell Investments Group
United Kingdom
$10.8M 1,515,635 +176,210 +13%
CS
9
Central Securities
New York
$9.88M 1,387,100 – –
PCMI
10
Paradigm Capital Management Inc
New York
$7.73M 1,085,820 +1,000,820 +1,177%
D.E. Shaw & Co
11
D.E. Shaw & Co
New York
$7.18M 1,008,543 -60,725 -6%
State Street
12
State Street
Massachusetts
$6.51M 914,820 -4,336 -0.5%
Boston Partners
13
Boston Partners
Massachusetts
$6.16M 864,580 +89,730 +12%
CPA
14
Cowen Prime Advisors
New York
$4.89M 687,276 +6,624 +1%
Northern Trust
15
Northern Trust
Illinois
$4.38M 614,730 +56,051 +10%
SBH
16
Segall Bryant & Hamill
Illinois
$4.14M 581,834 -22,557 -4%
HCM
17
Horrell Capital Management
Arkansas
$3.8M 534,300 +23,500 +5%
ECM
18
Engine Capital Management
New York
$3.72M 521,894 – –
Geode Capital Management
19
Geode Capital Management
Massachusetts
$3.66M 513,862 +39,211 +8%
Fidelity Investments
20
Fidelity Investments
Massachusetts
$3.29M 461,790 -11,090 -2%
AQR Capital Management
21
AQR Capital Management
Connecticut
$3.04M 426,735 -31,685 -7%
Millennium Management
22
Millennium Management
New York
$3M 421,654 -225,007 -35%
Bank of New York Mellon
23
Bank of New York Mellon
New York
$2.64M 370,677 +5,360 +1%
TCIM
24
TIAA CREF Investment Management
New York
$2.28M 320,176 +139,464 +77%
MAG
25
Millrace Asset Group
Pennsylvania
$2.23M 313,064 +313,064 New
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