RBBN icon

Ribbon Communications
RBBN

Overview Fund Activity

145 hedge funds and large institutions have $804M invested in Ribbon Communications in 2021 Q1 according to their latest regulatory filings, with 36 funds opening new positions, 42 increasing their positions, 49 reducing their positions, and 17 closing their positions.

Holders
145
Holders Change
+17
Holders Change %
+13.28%
% of All Funds
2.55%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
36
Increased
42
Reduced
49
Closed
17
Calls
$2.62M
Puts
$13.9M
Net Calls
-$11.3M
Net Calls Change
-$5.34M

Top Buyers

1
Impax Asset Management Group
1
Impax Asset Management Group
United Kingdom
$8.21M
2
OAM
2
Ophir Asset Management
Australia
$19.5M
3
BlackRock
3
BlackRock
New York
$55.3M
4
First Trust Advisors
4
First Trust Advisors
Illinois
$8.16M
5
Vanguard Group
5
Vanguard Group
Pennsylvania
$35.1M

Top Sellers

1
Invesco
1
Invesco
Georgia
$917K
2
CCM
2
Cerberus Capital Management
New York
$2.78M
3
BCM
3
Bridgeway Capital Management
Texas
$780K
4
Renaissance Technologies
4
Renaissance Technologies
New York
$4.99M
5
JPMorgan Chase & Co
5
JPMorgan Chase & Co
New York
$410M
Name Market Value Shares Shares
Change 		Shares
Change %
CCM
26
Cerberus Capital Management
New York
$2.78M 338,984 -1,000,000 -75%
EGI
27
EAM Global Investors
California
$1.77M 215,689 +215,689 New
Morgan Stanley
28
Morgan Stanley
New York
$1.68M 204,282 +137,696 +207%
GC
29
Globeflex Capital
California
$1.62M 197,647 – –
Swiss National Bank
30
Swiss National Bank
Switzerland
$1.36M 166,074 +2,000 +1%
Russell Investments Group
31
Russell Investments Group
United Kingdom
$1.3M 158,758 -46,647 -23%
EI
32
EAM Investors
California
$1.26M 153,120 +153,120 New
Goldman Sachs
33
Goldman Sachs
New York
$1.19M 145,052 -32,398 -18%
Millennium Management
34
Millennium Management
New York
$1.19M 145,012 +145,012 New
HSA
35
Hussman Strategic Advisors
Maryland
$1.18M 144,000 -9,000 -6%
PPA
36
Parametric Portfolio Associates
Washington
$1.18M 143,522 +7,496 +6%
CPA
37
Cowen Prime Advisors
New York
$1.16M 140,719 -2,800 -2%
California Public Employees Retirement System
38
California Public Employees Retirement System
California
$1.15M 139,800 -13,609 -9%
E
39
Ergoteles
New York
$1.03M 125,100 +125,100 New
PI
40
PEAK6 Investments
Illinois
$1.01M 122,965 +43,341 +54%
Group One Trading
41
Group One Trading
Illinois
$986K 120,064 +92,157 +330%
Fidelity Investments
42
Fidelity Investments
Massachusetts
$943K 114,820 +733 +0.6%
Invesco
43
Invesco
Georgia
$917K 111,729 -2,448,689 -96%
PRCP
44
Pacific Ridge Capital Partners
Oregon
$917K 111,700 -34,790 -24%
Assenagon Asset Management
45
Assenagon Asset Management
Luxembourg
$879K 107,083 – –
Los Angeles Capital Management
46
Los Angeles Capital Management
California
$878K 106,964 -290 -0.3%
RhumbLine Advisers
47
RhumbLine Advisers
Massachusetts
$859K 104,625 -6,280 -6%
California State Teachers Retirement System (CalSTRS)
48
California State Teachers Retirement System (CalSTRS)
California
$844K 102,782 -2,138 -2%
OAM
49
Oberweis Asset Management
Illinois
$832K 101,400 +29,400 +41%
Bank of America
50
Bank of America
North Carolina
$784K 95,593 +60,195 +170%
1
2
3 4 5