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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 %
JPMorgan Chase & Co
1
JPMorgan Chase & Co
New York
$410M 49,949,952 -309,541 -0.6%
PCMI
2
Paradigm Capital Management Inc
New York
$67M 8,155,500 -226,300 -3%
BlackRock
3
BlackRock
New York
$55.3M 6,732,179 +616,448 +10%
Vanguard Group
4
Vanguard Group
Pennsylvania
$35.1M 4,275,118 +346,729 +9%
Dimensional Fund Advisors
5
Dimensional Fund Advisors
Texas
$29.5M 3,587,482 -221,185 -6%
Neuberger Berman Group
6
Neuberger Berman Group
New York
$25.8M 3,167,416 -176,228 -5%
OAM
7
Ophir Asset Management
Australia
$19.5M 2,371,832 +670,987 +39%
Geode Capital Management
8
Geode Capital Management
Massachusetts
$13M 1,582,892 +146,231 +10%
State Street
9
State Street
Massachusetts
$12.3M 1,503,112 -93,535 -6%
HIM
10
Herald Investment Management
United Kingdom
$8.92M 1,088,000 – –
Impax Asset Management Group
11
Impax Asset Management Group
United Kingdom
$8.21M 1,000,000 +1,000,000 New
First Trust Advisors
12
First Trust Advisors
Illinois
$8.16M 994,457 +580,781 +140%
Nuveen Asset Management
13
Nuveen Asset Management
Illinois
$6.92M 842,916 -15,335 -2%
Arrowstreet Capital
14
Arrowstreet Capital
Massachusetts
$6.88M 837,961 +120,754 +17%
Northern Trust
15
Northern Trust
Illinois
$6.79M 826,970 -39,821 -5%
PCM
16
Penserra Capital Management
California
$6.52M 794,585 +144,367 +22%
Charles Schwab
17
Charles Schwab
California
$5.7M 693,719 +29,589 +4%
Renaissance Technologies
18
Renaissance Technologies
New York
$4.99M 607,336 -354,033 -37%
D.E. Shaw & Co
19
D.E. Shaw & Co
New York
$4.81M 586,004 -209,293 -26%
HIM
20
Hillsdale Investment Management
Ontario, Canada
$4.75M 578,800 – –
Jacobs Levy Equity Management
21
Jacobs Levy Equity Management
New Jersey
$3.61M 439,254 -23,571 -5%
Susquehanna International Group
22
Susquehanna International Group
Pennsylvania
$3.22M 392,220 +288,846 +279%
Rafferty Asset Management
23
Rafferty Asset Management
New York
$2.92M 355,591 +304,249 +593%
Bank of New York Mellon
24
Bank of New York Mellon
New York
$2.91M 354,814 -120,727 -25%
PI
25
Putnam Investments
Massachusetts
$2.85M 346,800 -139,500 -29%
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