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
76
$843K
77
$822K
78
$774K
79
$744K
80
$720K
81
$716K
82
$703K
83
$697K
84
$679K
85
$588K
86
$536K
87
$522K
88
$509K
89
$466K
90
$447K
91
$439K
92
$426K
93
$411K
94
$391K
95
$384K
96
$366K
97
$364K
98
$362K
99
$338K
100
$335K