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
51
$1.98M
52
$1.88M
53
$1.76M
54
$1.72M
55
$1.62M
56
$1.61M
57
$1.55M
58
$1.53M
59
$1.48M
60
$1.41M
61
$1.36M
62
$1.25M
63
$1.21M
64
$1.2M
65
$1.14M
66
$1.11M
67
$1.06M
68
$1.06M
69
$1.04M
70
$999K
71
$917K
72
$909K
73
$895K
74
$866K
75
$845K