176 hedge funds and large institutions have $915M invested in Rambus in 2019 Q1 according to their latest regulatory filings, with 29 funds opening new positions, 73 increasing their positions, 42 reducing their positions, and 39 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
176
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
$6.04M
Puts
$2.83M
Net Calls
Net Calls Change

Top Buyers

1 +$30.6M
2 +$22.8M
3 +$16.6M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$13.2M
5
Renaissance Technologies
Renaissance Technologies
New York
+$9.96M

Top Sellers

1 -$66.4M
2 -$22.1M
3 -$11.2M
4
LLL
Lynrock Lake LP
New York
-$5.23M
5
CI
Cambiar Investors
Colorado
-$1.51M
Name Holding Trade Value Shares
Change
Change in
Stake
26
$6.34M
27
$5.97M
28
$5.92M
29
$5.79M
30
$5.08M
31
$4.88M
32
$4.86M
33
$4.5M
34
$3.61M
35
$3.52M
36
$3.35M
37
$3.21M
38
$3.21M
39
$3.19M
40
$3.15M
41
$3.11M
42
$3.11M
43
$2.84M
44
$2.82M
45
$2.75M
46
$2.61M
47
$2.52M
48
$2.47M
49
$2.2M
50
$2.07M