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Ribbon Communications

136 hedge funds and large institutions have $508M invested in Ribbon Communications in 2013 Q3 according to their latest regulatory filings, with 17 funds opening new positions, 62 increasing their positions, 31 reducing their positions, and 10 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
136
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.37M
Puts
$180K
Net Calls
Net Calls Change

Top Buyers

1 +$16.8M
2 +$10.7M
3 +$7.8M
4
TA
Teachers Advisors
New York
+$7.33M
5
TC
TFS Capital
Pennsylvania
+$5.15M

Top Sellers

1 -$40.8M
2 -$10.9M
3 -$9.56M
4
CAM
Contour Asset Management
New York
-$7.46M
5
CM
Castleark Management
Illinois
-$3.94M
Name Holding Trade Value Shares
Change
Change in
Stake
51
$925K
52
$884K
53
$832K
54
$773K
55
$750K
56
$707K
57
$676K
58
$660K
59
$652K
60
$639K
61
$611K
62
$597K
63
$536K
64
$492K
65
$489K
66
$486K
67
$470K
68
$463K
69
$462K
70
$402K
71
$385K
72
$346K
73
$339K
74
$338K
75
$334K