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Ribbon Communications
RBBN

Overview Fund Activity

118 hedge funds and large institutions have $410M invested in Ribbon Communications in 2018 Q4 according to their latest regulatory filings, with 21 funds opening new positions, 42 increasing their positions, 36 reducing their positions, and 13 closing their positions.

Holders
118
Holders Change
+7
Holders Change %
+6.31%
% of All Funds
2.63%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
21
Increased
42
Reduced
36
Closed
13
Calls
$79K
Puts
$766K
Net Calls
-$687K
Net Calls Change
-$793K

Top Buyers

1
PCMI
1
Paradigm Capital Management Inc
New York
$10.7M
2
BlackRock
2
BlackRock
New York
$19.5M
3
Fuller & Thaler Asset Management
3
Fuller & Thaler Asset Management
California
$1.53M
4
IECM
4
Intrinsic Edge Capital Management
Illinois
$1.47M
5
GIPM
5
G2 Investment Partners Management
New York
$1.24M

Top Sellers

1
SBH
1
Segall Bryant & Hamill
Illinois
$0
2
Russell Investments Group
2
Russell Investments Group
United Kingdom
$2.25M
3
CPA
3
Cowen Prime Advisors
New York
$1.42M
4
Boston Partners
4
Boston Partners
Massachusetts
$1.4M
5
Ameriprise
5
Ameriprise
Minnesota
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
RhumbLine Advisers
51
RhumbLine Advisers
Massachusetts
$375K +$112K +23,308 +43%
Citadel Advisors
52
Citadel Advisors
Florida
$341K +$67K +13,928 +24%
CS
53
Credit Suisse
Switzerland
$313K +$114K +23,801 +58%
VRS
54
Virginia Retirement Systems
Virginia
$297K +$20.7K +4,300 +8%
GCP
55
GSA Capital Partners
United Kingdom
$270K -$471K -97,500 -64%
Assenagon Asset Management
56
Assenagon Asset Management
Luxembourg
$267K +$267K +55,433 New
Squarepoint
57
Squarepoint
New York
$256K +$120K +24,949 +88%
AllianceBernstein
58
AllianceBernstein
Tennessee
$221K +$26K +5,400 +13%
New York State Common Retirement Fund
59
New York State Common Retirement Fund
New York
$217K – – –
State Board of Administration of Florida Retirement System
60
State Board of Administration of Florida Retirement System
Florida
$211K -$19.8K -4,104 -9%
ARTA
61
A.R.T. Advisors
New York
$211K +$117K +24,240 +125%
William Blair & Company
62
William Blair & Company
Illinois
$204K -$21K -4,359 -9%
Axa
63
Axa
France
$204K +$204K +42,400 New
ZCM
64
Zebra Capital Management
Connecticut
$200K +$200K +41,447 New
EGM
65
Engineers Gate Manager
New York
$180K +$180K +37,403 New
Mirae Asset Global Investments
66
Mirae Asset Global Investments
South Korea
$179K +$35.4K +7,335 +25%
IIM
67
Ironwood Investment Management
Massachusetts
$175K -$5.53K -1,147 -3%
AIG
68
American International Group
New York
$171K +$2.62K +545 +2%
Manulife (Manufacturers Life Insurance)
69
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$164K -$17.7K -3,681 -10%
Victory Capital Management
70
Victory Capital Management
Texas
$156K +$156K +32,365 New
RQS
71
Ramsey Quantitative Systems
Kentucky
$149K – – –
Millennium Management
72
Millennium Management
New York
$137K -$293K -60,922 -68%
MIM
73
MetLife Investment Management
New Jersey
$125K – – –
ACI
74
AMP Capital Investors
Australia
$121K +$121K +23,682 New
UBS AM
75
UBS AM
Illinois
$120K – – –
1 2
3
4 5