122 hedge funds and large institutions have $632M invested in Rambus in 2013 Q4 according to their latest regulatory filings, with 23 funds opening new positions, 42 increasing their positions, 36 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
122
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
$14.4M
Puts
$10.3M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
26
$3.38M
27
$2.9M
28
$2.76M
29
$2.48M
30
$2.12M
31
$1.98M
32
$1.94M
33
$1.91M
34
$1.89M
35
$1.73M
36
$1.71M
37
$1.68M
38
$1.47M
39
$1.43M
40
$1.39M
41
$1.07M
42
$1.05M
43
$1.05M
44
$987K
45
$935K
46
$903K
47
$895K
48
$890K
49
$880K
50
$818K