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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.

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

Top Sellers

1
ECM
1
Engine Capital Management
New York
$684K
2
Goldman Sachs
2
Goldman Sachs
New York
$871K
3
AQR Capital Management
3
AQR Capital Management
Connecticut
$745K
4
Grantham, Mayo, Van Otterloo & Co (GMO)
4
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$453K
5
CS
5
Central Securities
New York
$7.29M
Name Holding Trade Value Shares
Change 		Shares
Change %
SEI Investments
101
SEI Investments
Pennsylvania
$66K -$2.81K -507 -4%
NEPWA
102
New England Private Wealth Advisors
Massachusetts
$63K – – –
HIM
103
Hanlon Investment Management
New Jersey
$58K -$58K -10,000 -50%
BNP Paribas Financial Markets
104
BNP Paribas Financial Markets
France
$55.9K -$1.44K -247 -3%
Group One Trading
105
Group One Trading
Illinois
$34K +$34K +5,900 New
FDCDDQ
106
Federation des caisses Desjardins du Quebec
Quebec, Canada
$32.7K +$29.2K +5,000 +833%
Bank of Montreal
107
Bank of Montreal
Ontario, Canada
$31K +$1.04K +175 +3%
AIP
108
Ameritas Investment Partners
Nebraska
$26K – – –
Royal Bank of Canada
109
Royal Bank of Canada
Ontario, Canada
$26K +$25.9K +4,433 +34,100%
Zurich Cantonal Bank
110
Zurich Cantonal Bank
Switzerland
$22K – – –
QT
111
Quantamental Technologies
New York
$20K -$2.29K -400 -10%
IA
112
IFP Advisors
Florida
$12K +$12K +2,115 New
Fifth Third Bancorp
113
Fifth Third Bancorp
Ohio
$7K +$7K +1,120 New
TRCT
114
Tower Research Capital (TRC)
New York
$5K -$9.23K -1,627 -65%
Lazard Asset Management
115
Lazard Asset Management
New York
$2K +$2K +431 New
KFS
116
Kelly Financial Services
Massachusetts
$1.17K – – –
PFO
117
Pathstone Family Office
New Jersey
$1K – – –
CAPTRUST Financial Advisors
118
CAPTRUST Financial Advisors
North Carolina
$1K – – –
ASN
119
Advisory Services Network
Georgia
$1K – – –
HR
120
Howe & Rusling
New York
$1K – – –
William Blair & Company
121
William Blair & Company
Illinois
– -$195K -39,928 Closed
Jane Street
122
Jane Street
New York
– -$105K -21,533 Closed
Citadel Advisors
123
Citadel Advisors
Florida
– -$99K -20,226 Closed
Simplex Trading
124
Simplex Trading
Illinois
– -$83K -17,169 Closed
Wolverine Trading
125
Wolverine Trading
Illinois
– -$56K -11,447 Closed
2 3 4
5
6