172 hedge funds and large institutions have $1.28B invested in Rambus in 2017 Q4 according to their latest regulatory filings, with 24 funds opening new positions, 66 increasing their positions, 46 reducing their positions, and 18 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
172
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
$17.4M
Puts
$6.92M
Net Calls
Net Calls Change

Top Buyers

1 +$17.5M
2 +$15.5M
3 +$13.4M
4
Deutsche Bank
Deutsche Bank
Germany
+$9.1M
5
Morgan Stanley
Morgan Stanley
New York
+$8.16M

Top Sellers

1 -$35.1M
2 -$8.85M
3 -$5.27M
4
BlackRock
BlackRock
New York
-$4.03M
5
CI
Cambiar Investors
Colorado
-$3.62M
Name Holding Trade Value Shares
Change
Change in
Stake
101
$439K
102
$425K
103
$406K
104
$404K
105
$364K
106
$339K
107
$331K
108
$321K
109
$315K
110
$309K
111
$276K
112
$270K
113
$267K
114
$240K
115
$240K
116
$238K
117
$234K
118
$232K
119
$223K
120
$220K
121
$219K
122
$213K
123
$180K
124
$173K
125
$169K