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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 %
ZIM
26
Zacks Investment Management
Illinois
$1.39M -$75.5K -12,930 -5%
HIM
27
Hillsdale Investment Management
Ontario, Canada
$1.36M +$1.36M +233,375 New
CPA
28
Cowen Prime Advisors
New York
$1.28M -$449K -76,800 -26%
First Trust Advisors
29
First Trust Advisors
Illinois
$1.25M -$215K -36,849 -15%
PRCP
30
Pacific Ridge Capital Partners
Oregon
$1.24M -$2.63K -450 -0.2%
IA
31
IndexIQ Advisors
New York
$1.21M -$227K -38,867 -16%
Assenagon Asset Management
32
Assenagon Asset Management
Luxembourg
$1.2M +$1.07M +183,045 +802%
MF
33
Magnetar Financial
Illinois
$1.03M +$1.03M +175,747 New
Jacobs Levy Equity Management
34
Jacobs Levy Equity Management
New Jersey
$917K +$376K +64,310 +69%
BFM
35
Boothbay Fund Management
New York
$883K -$596K -102,109 -40%
Squarepoint
36
Squarepoint
New York
$878K +$70.5K +12,076 +9%
Morgan Stanley
37
Morgan Stanley
New York
$877K +$659K +112,743 +302%
Goldman Sachs
38
Goldman Sachs
New York
$871K -$1.23M -210,140 -59%
Fidelity Investments
39
Fidelity Investments
Massachusetts
$796K -$13.5K -2,316 -2%
AQR Capital Management
40
AQR Capital Management
Connecticut
$745K -$866K -148,383 -54%
Millennium Management
41
Millennium Management
New York
$742K +$195K +33,416 +36%
PCM
42
Penserra Capital Management
California
$696K +$139K +23,857 +25%
ECM
43
Engine Capital Management
New York
$684K -$1.63M -309,428 -70%
Wells Fargo
44
Wells Fargo
California
$662K -$303K -51,909 -31%
Swiss National Bank
45
Swiss National Bank
Switzerland
$606K +$39.7K +6,800 +7%
Bank of America
46
Bank of America
North Carolina
$602K +$99.1K +16,968 +20%
VRS
47
Virginia Retirement Systems
Virginia
$596K -$237K -40,600 -28%
California Public Employees Retirement System
48
California Public Employees Retirement System
California
$587K +$149K +25,524 +34%
Two Sigma Advisers
49
Two Sigma Advisers
New York
$555K -$201K -34,500 -27%
RhumbLine Advisers
50
RhumbLine Advisers
Massachusetts
$542K +$46.2K +7,906 +9%
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