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Ribbon Communications
RBBN

Overview Fund Activity

123 hedge funds and large institutions have $525M invested in Ribbon Communications in 2019 Q3 according to their latest regulatory filings, with 24 funds opening new positions, 40 increasing their positions, 40 reducing their positions, and 9 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
123
Holders Change
+14
Holders Change %
+12.84%
% of All Funds
2.7%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
24
Increased
40
Reduced
40
Closed
9
Calls
$60K
Puts
$359K
Net Calls
-$299K
Net Calls Change
+$246K

Top Buyers

1
NC
Nokomis Capital
Texas
$11.5M
2
PCMI
Paradigm Capital Management Inc
New York
$20.7M
3
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
$2.65M
4
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss
Texas
$1.46M
5
HIM
Hillsdale Investment Management
Ontario, Canada
$1.36M

Top Sellers

1
ECM
Engine Capital Management
New York
$684K
2
Goldman Sachs
Goldman Sachs
New York
$871K
3
AQR Capital Management
AQR Capital Management
Connecticut
$745K
4
Grantham, Mayo, Van Otterloo & Co (GMO)
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$453K
5
CS
Central Securities
New York
$7.29M
Name Holding Trade Value Shares
Change 		Shares
Change %
AG
126
Aperio Group
California
– -$35K -7,255 Closed
Canada Life
127
Canada Life
Manitoba, Canada
– -$12K -2,374 Closed
CFGS
128
Concourse Financial Group Securities
Alabama
– -$1K -200 Closed
2 3 4 5
6