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Ribbon Communications
RBBN

Overview Fund Activity

109 hedge funds and large institutions have $432M invested in Ribbon Communications in 2019 Q2 according to their latest regulatory filings, with 12 funds opening new positions, 44 increasing their positions, 31 reducing their positions, and 17 closing their positions.

Holders
109
Holders Change
-7
Holders Change %
-6.03%
% of All Funds
2.37%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.02%
New
12
Increased
44
Reduced
31
Closed
17
Calls
$15K
Puts
$560K
Net Calls
-$545K
Net Calls Change
+$128K

Top Buyers

1
NC
1
Nokomis Capital
Texas
$7.43M
2
Nuveen Asset Management
2
Nuveen Asset Management
Illinois
$3.28M
3
HIM
3
Herald Investment Management
United Kingdom
$2.98M
4
PCMI
4
Paradigm Capital Management Inc
New York
$16M
5
Neuberger Berman Group
5
Neuberger Berman Group
New York
$12.6M

Top Sellers

1
Hotchkis & Wiley Capital Management
1
Hotchkis & Wiley Capital Management
California
$0
2
RA
2
Royce & Associates
New York
$7.6M
3
VCA
3
VIEX Capital Advisors
Florida
$0
4
MAG
4
Millrace Asset Group
Pennsylvania
$0
5
Arrowstreet Capital
5
Arrowstreet Capital
Massachusetts
$931K
Name Market Value Shares Shares
Change 		Shares
Change %
JPMorgan Chase & Co
1
JPMorgan Chase & Co
New York
$244M 49,949,079 -67,986 -0.1%
Dimensional Fund Advisors
2
Dimensional Fund Advisors
Texas
$19.4M 3,975,870 +54,374 +1%
BlackRock
3
BlackRock
New York
$19.3M 3,956,499 +98,365 +3%
Vanguard Group
4
Vanguard Group
Pennsylvania
$18.7M 3,831,289 -48,804 -1%
PCMI
5
Paradigm Capital Management Inc
New York
$16M 3,264,000 +463,300 +17%
Neuberger Berman Group
6
Neuberger Berman Group
New York
$12.6M 2,571,409 +435,250 +20%
Renaissance Technologies
7
Renaissance Technologies
New York
$9.92M 2,028,800 -6,112 -0.3%
RA
8
Royce & Associates
New York
$7.6M 1,553,789 -503,303 -24%
NC
9
Nokomis Capital
Texas
$7.43M 1,518,475 +1,518,475 New
CS
10
Central Securities
New York
$6.78M 1,387,100 – –
D.E. Shaw & Co
11
D.E. Shaw & Co
New York
$5.58M 1,141,743 +131,472 +13%
State Street
12
State Street
Massachusetts
$5.33M 1,090,625 +54,086 +5%
HCM
13
Horrell Capital Management
Arkansas
$3.99M 815,000 +115,000 +16%
KCM
14
Kennedy Capital Management
Missouri
$3.61M 737,253 +342,249 +87%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$3.57M 729,339 +70,504 +11%
Nuveen Asset Management
16
Nuveen Asset Management
Illinois
$3.28M 670,330 +670,330 New
Northern Trust
17
Northern Trust
Illinois
$3.05M 624,618 -24,478 -4%
HIM
18
Herald Investment Management
United Kingdom
$2.98M 610,000 +610,000 New
OMC
19
Oak Management Corp
Connecticut
$2.6M 531,236 -2,010 -0.4%
ECM
20
Engine Capital Management
New York
$2.15M 439,516 – –
OAM
21
Oxford Asset Management
United Kingdom
$1.93M 394,215 +102,157 +35%
Bank of New York Mellon
22
Bank of New York Mellon
New York
$1.86M 379,994 +4,253 +1%
Goldman Sachs
23
Goldman Sachs
New York
$1.76M 359,213 +192,016 +115%
RHJA
24
Rice Hall James & Associates
California
$1.65M 338,055 +63,587 +23%
Charles Schwab
25
Charles Schwab
California
$1.54M 313,787 +22,134 +8%
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