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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.

New
Increased
Maintained
Reduced
Closed
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 Holding Trade Value Shares
Change 		Shares
Change %
MC
26
Menta Capital
California
$2.14M -$96K -13,487 -4%
JCM
27
Jafra Capital Management
New York
$2.14M +$712K +100,000 +50%
Charles Schwab
28
Charles Schwab
California
$1.97M +$331K +46,430 +20%
Hotchkis & Wiley Capital Management
29
Hotchkis & Wiley Capital Management
California
$1.9M +$1.9M +267,132 New
Ameriprise
30
Ameriprise
Minnesota
$1.56M -$89.8K -12,604 -5%
Deutsche Bank
31
Deutsche Bank
Germany
$1.46M +$179K +25,189 +14%
PRCP
32
Pacific Ridge Capital Partners
Oregon
$1.38M +$604K +84,800 +78%
AG
33
Algert Global
California
$1.21M -$631K -88,549 -34%
Two Sigma Advisers
34
Two Sigma Advisers
New York
$1.06M -$116K -16,300 -10%
BFM
35
Boothbay Fund Management
New York
$1M +$75.7K +10,625 +8%
Citadel Advisors
36
Citadel Advisors
Florida
$983K -$345K -48,544 -26%
Morgan Stanley
37
Morgan Stanley
New York
$972K -$985K -138,351 -50%
RHJA
38
Rice Hall James & Associates
California
$881K +$881K +123,721 New
Bank of America
39
Bank of America
North Carolina
$868K +$339K +47,683 +64%
Goldman Sachs
40
Goldman Sachs
New York
$855K -$2.72M -381,381 -76%
California Public Employees Retirement System
41
California Public Employees Retirement System
California
$797K +$79.1K +11,102 +11%
TA
42
Teachers Advisors
New York
$784K +$64.2K +9,012 +9%
Swiss National Bank
43
Swiss National Bank
Switzerland
$652K – – –
California State Teachers Retirement System (CalSTRS)
44
California State Teachers Retirement System (CalSTRS)
California
$574K +$63.1K +8,871 +12%
PPA
45
Parametric Portfolio Associates
Washington
$563K -$262K -36,746 -32%
Invesco
46
Invesco
Georgia
$557K -$1.91M -268,891 -77%
Wells Fargo
47
Wells Fargo
California
$480K +$304K +42,676 +172%
KBC Group
48
KBC Group
Belgium
$457K -$219K -30,766 -32%
Two Sigma Investments
49
Two Sigma Investments
New York
$444K -$126K -17,639 -22%
SRAM
50
Stone Ridge Asset Management
New York
$423K -$96.7K -13,600 -19%
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