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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 %
ECM
1
Empire Capital Management
Connecticut
$89.2M 26,475,000 +40,000 +0.2%
Vanguard Group
2
Vanguard Group
Pennsylvania
$49.4M 14,652,881 -1,651,137 -10%
Dimensional Fund Advisors
3
Dimensional Fund Advisors
Texas
$26.8M 7,962,236 -126,020 -2%
Fidelity Investments
4
Fidelity Investments
Massachusetts
$24.9M 7,376,995 +1,306,128 +22%
BIT
5
BlackRock Institutional Trust
California
$24.1M 7,157,455 -121,402 -2%
T. Rowe Price Associates
6
T. Rowe Price Associates
Maryland
$23.5M 6,979,060 +6,100 +0.1%
CCI
7
Columbus Circle Investors
$23.1M 6,846,302 -1,415,832 -17%
Luther King Capital Management (LKCM)
8
Luther King Capital Management (LKCM)
Texas
$22.2M 6,578,800 +3,315,850 +102%
First Trust Advisors
9
First Trust Advisors
Illinois
$20.9M 6,191,644 -66,240 -1%
BFA
10
BlackRock Fund Advisors
California
$16.1M 4,775,366 -643,253 -12%
ACM
11
Archon Capital Management
Washington
$15.7M 4,648,400 +4,648,400 New
State Street
12
State Street
Massachusetts
$13.2M 3,926,481 -45,573 -1%
CS
13
Central Securities
New York
$10.1M 3,000,000 – –
Bank of New York Mellon
14
Bank of New York Mellon
New York
$9.88M 2,930,434 +764,427 +35%
Northern Trust
15
Northern Trust
Illinois
$9.28M 2,754,635 -418,654 -13%
Norges Bank
16
Norges Bank
Norway
$8.22M 2,440,106 – –
Marshall Wace
17
Marshall Wace
United Kingdom
$8.02M 2,380,407 +2,380,407 New
Goldman Sachs
18
Goldman Sachs
New York
$7.45M 2,210,094 +1,806,985 +448%
IIM
19
Ironwood Investment Management
Massachusetts
$7.29M 2,162,927 -78,960 -4%
Renaissance Technologies
20
Renaissance Technologies
New York
$7.25M 2,151,543 +460,280 +27%
Stifel Financial
21
Stifel Financial
Missouri
$6.91M 2,049,179 +2,049,179 New
Deutsche Bank
22
Deutsche Bank
Germany
$6.43M 1,909,088 +705,893 +59%
Geode Capital Management
23
Geode Capital Management
Massachusetts
$6.33M 1,878,496 +516,977 +38%
BPGAM
24
BTG Pactual Global Asset Management
Bermuda
$6M 1,780,000 +1,780,000 New
ACH
25
ArrowMark Colorado Holdings
Colorado
$5.97M 1,771,000 +200,000 +13%
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