142 hedge funds and large institutions have $868M invested in Rambus in 2014 Q4 according to their latest regulatory filings, with 25 funds opening new positions, 42 increasing their positions, 48 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
142
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
$13.6M
Puts
$11.3M
Net Calls
Net Calls Change

Top Buyers

1 +$9.62M
2 +$4.74M
3 +$4.19M
4
Norges Bank
Norges Bank
Norway
+$3.03M
5
RFC
Russell Frank Company
Washington
+$2.94M

Top Sellers

1 -$14M
2 -$7.23M
3 -$3.69M
4
Goldman Sachs
Goldman Sachs
New York
-$2.97M
5
FA
Friess Associates
Delaware
-$2.82M
Name Holding Trade Value Shares
Change
Change in
Stake
1
$130M
2
$120M
3
$92.7M
4
$76.3M
5
$36.6M
6
$32.6M
7
$32.2M
8
$31.9M
9
$29.8M
10
$25.5M
11
$25M
12
$22.4M
13
$20.9M
14
$18.4M
15
$13.9M
16
$12.8M
17
$8.7M
18
$8.08M
19
$7.92M
20
$7.69M
21
$7.47M
22
$5.93M
23
$5.33M
24
$4.42M
25
$4.3M