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Ribbon Communications

123 hedge funds and large institutions have $665M invested in Ribbon Communications in 2017 Q4 according to their latest regulatory filings, with 119 funds opening new positions, 2 increasing their positions, 2 reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
123
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change

Top Buyers

1 +$391M
2 +$31.6M
3 +$24.9M
4
BlackRock
BlackRock
New York
+$24.6M
5
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
+$24.6M

Top Sellers

1 -$70K
2 -$775
Name Holding Trade Value Shares
Change
Change in
Stake
51
$565K
52
$552K
53
$469K
54
$420K
55
$415K
56
$411K
57
$393K
58
$384K
59
$379K
60
$372K
61
$348K
62
$348K
63
$338K
64
$328K
65
$311K
66
$301K
67
$301K
68
$293K
69
$280K
70
$279K
71
$277K
72
$247K
73
$207K
74
$194K
75
$189K