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
51
$2.43M
52
$2.33M
53
$2.13M
54
$1.93M
55
$1.69M
56
$1.65M
57
$1.58M
58
$1.57M
59
$1.5M
60
$1.42M
61
$1.39M
62
$1.36M
63
$1.36M
64
$1.32M
65
$1.29M
66
$1.24M
67
$1.23M
68
$1.17M
69
$1.15M
70
$1.13M
71
$1.12M
72
$1.11M
73
$1.11M
74
$1.05M
75
$1.02M