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
126
$166K
127
$164K
128
$157K
129
$152K
130
$138K
131
$126K
132
$115K
133
$89K
134
$87K
135
$85K
136
$77K
137
$67K
138
$56K
139
$53K
140
$50K
141
$49K
142
$45K
143
$35K
144
$35K
145
$21.9K
146
$18.5K
147
$18K
148
$17K
149
$15.5K
150
$13K