187 hedge funds and large institutions have $665M invested in Rambus in 2018 Q4 according to their latest regulatory filings, with 38 funds opening new positions, 66 increasing their positions, 50 reducing their positions, and 28 closing their positions.

Holders
187
Holders Change
+10
Holders Change %
+5.65%
% of All Funds
4.17%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
38
Increased
66
Reduced
50
Closed
28
Calls
$3.74M
Puts
$1.85M
Net Calls
+$1.88M
Net Calls Change
-$4.93M
Name Market Value Shares Shares
Change
Shares
Change %
PCM
126
Prelude Capital Management
New York
$133K 17,400 +17,400 New
Group One Trading
127
Group One Trading
Illinois
$129K 16,803 -6,726 -29%
PI
128
PEAK6 Investments
Illinois
$128K 16,667 +16,667 New
O
129
OppenheimerFunds
New York
$127K 16,605 -1,163 -7%
Parallax Volatility Advisers
130
Parallax Volatility Advisers
California
$127K 16,500 +16,500 New
USAA
131
United Services Automobile Association
Texas
$126K 16,362
ARTA
132
A.R.T. Advisors
New York
$122K 15,946 +15,946 New
AB
133
Amalgamated Bank
New York
$118K 15,423 -2 -0%
FCBT
134
First Citizens Bank & Trust
North Carolina
$114K 14,875 +14,875 New
CGH
135
Crossmark Global Holdings
Texas
$111K 14,518 -7,590 -34%
ProShare Advisors
136
ProShare Advisors
Maryland
$110K 14,279 -1,474 -9%
Tudor Investment Corp
137
Tudor Investment Corp
Connecticut
$110K 14,318 +14,318 New
CIBC Asset Management
138
CIBC Asset Management
Ontario, Canada
$109K 14,260 +14,260 New
CA
139
Commerzbank Aktiengesellschaft
Germany
$103K 13,412 -33,016 -71%
TAM
140
Tyers Asset Management
Texas
$103K 13,488
ECM
141
Everence Capital Management
Indiana
$103K 13,445 +13,445 New
HIMCH
142
Hartford Investment Management Co (HIMCO)
Connecticut
$97K 12,593
Wolverine Trading
143
Wolverine Trading
Illinois
$95K 12,277 +12,277 New
BNP Paribas Financial Markets
144
BNP Paribas Financial Markets
France
$92.5K 12,055 +1,610 +15%
ACM
145
AlphaCrest Capital Management
New York
$92K 12,000 +12,000 New
PP
146
Paloma Partners
Connecticut
$86K 11,209 +11,209 New
SCM
147
Shelton Capital Management
Colorado
$85K 11,045
TRCT
148
Tower Research Capital (TRC)
New York
$83K 10,793 +4,651 +76%
SEI Investments
149
SEI Investments
Pennsylvania
$81K 9,873 +1,882 +24%
VF
150
Virtu Financial
New York
$78K 10,138 -6,750 -40%