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Ribbon Communications
RBBN

Overview Fund Activity

151 hedge funds and large institutions have $544M invested in Ribbon Communications in 2014 Q1 according to their latest regulatory filings, with 31 funds opening new positions, 46 increasing their positions, 46 reducing their positions, and 13 closing their positions.

Holders
151
Holders Change
+17
Holders Change %
+12.69%
% of All Funds
4.36%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.06%
New
31
Increased
46
Reduced
46
Closed
13
Calls
$1.42M
Puts
$4.01M
Net Calls
-$2.59M
Net Calls Change
-$189K

Top Buyers

1
ACM
1
Archon Capital Management
Washington
$15.7M
2
Luther King Capital Management (LKCM)
2
Luther King Capital Management (LKCM)
Texas
$22.2M
3
Marshall Wace
3
Marshall Wace
United Kingdom
$8.02M
4
Stifel Financial
4
Stifel Financial
Missouri
$6.91M
5
Goldman Sachs
5
Goldman Sachs
New York
$7.45M

Top Sellers

1
Vanguard Group
1
Vanguard Group
Pennsylvania
$49.4M
2
CCI
2
Columbus Circle Investors
$23.1M
3
BFA
3
BlackRock Fund Advisors
California
$16.1M
4
QAM
4
Quentec Asset Management
New York
$0
5
Northern Trust
5
Northern Trust
Illinois
$9.28M
Name Market Value Shares Shares
Change 		Shares
Change %
TA
26
Teachers Advisors
New York
$5.8M 1,721,567 – –
Alyeska Investment Group
27
Alyeska Investment Group
Illinois
$5.3M 1,573,389 +1,573,389 New
Jacobs Levy Equity Management
28
Jacobs Levy Equity Management
New Jersey
$4.51M 1,337,577 -12,557 -0.9%
KCM
29
Kennedy Capital Management
Missouri
$3.94M 1,170,009 -35,050 -3%
GPGA
30
Grandeur Peak Global Advisors
Utah
$3.29M 975,100 +164,000 +20%
BPIM
31
Brant Point Investment Management
New York
$3.22M 956,300 +956,300 New
TCIM
32
TIAA CREF Investment Management
New York
$3.2M 950,805 -51,940 -5%
CS
33
Credit Suisse
Switzerland
$3.1M 920,408 +537,368 +140%
Millennium Management
34
Millennium Management
New York
$3.08M 914,975 +496,823 +119%
D.E. Shaw & Co
35
D.E. Shaw & Co
New York
$2.56M 759,501 +759,501 New
Arrowstreet Capital
36
Arrowstreet Capital
Massachusetts
$2.55M 757,637 +757,637 New
Wells Fargo
37
Wells Fargo
California
$2.51M 745,603 +93,459 +14%
PPA
38
Parametric Portfolio Associates
Washington
$2.31M 685,862 +42,567 +7%
Charles Schwab
39
Charles Schwab
California
$2.27M 674,585 +21,292 +3%
BIM
40
BlackRock Investment Management
Delaware
$2.17M 642,641 -75,606 -11%
California Public Employees Retirement System
41
California Public Employees Retirement System
California
$1.97M 603,000 +200,700 +50%
PCM
42
Pentwater Capital Management
Florida
$1.94M 574,200 +574,200 New
Citadel Advisors
43
Citadel Advisors
Florida
$1.86M 550,754 +373,037 +210%
MSA
44
Mason Street Advisors
Wisconsin
$1.71M 508,300 – –
UOC
45
UBS O'Connor
Illinois
$1.69M 500,000 +500,000 New
RFC
46
Russell Frank Company
Washington
$1.55M 500,400 +422,500 +542%
AQR Capital Management
47
AQR Capital Management
Connecticut
$1.36M 404,501 +72,000 +22%
AllianceBernstein
48
AllianceBernstein
Tennessee
$1.36M 403,069 +5,848 +1%
TC
49
TFS Capital
Pennsylvania
$1.22M 361,026 -308,115 -46%
California State Teachers Retirement System (CalSTRS)
50
California State Teachers Retirement System (CalSTRS)
California
$1.17M 346,817 -43,800 -11%
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