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
126
$150K
127
$149K
128
$141K
129
$141K
130
$137K
131
$130K
132
$124K
133
$122K
134
$114K
135
$113K
136
$111K
137
$99K
138
$93K
139
$83K
140
$76K
141
$70K
142
$62K
143
$56K
144
$54K
145
$46K
146
$38K
147
$33K
148
$33K
149
$33K
150
$29.4K