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Rambus
RMBS

Overview Fund Activity

121 hedge funds and large institutions have $764M invested in Rambus in 2014 Q1 according to their latest regulatory filings, with 20 funds opening new positions, 37 increasing their positions, 35 reducing their positions, and 21 closing their positions.

Holders
121
Holders Change
-1
Holders Change %
-0.82%
% of All Funds
3.5%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
20
Increased
37
Reduced
35
Closed
21
Calls
$12.8M
Puts
$9.77M
Net Calls
+$3.05M
Net Calls Change
-$1.05M

Top Buyers

1
SCA
1
SAC Capital Advisors
Connecticut
$35.5M
2
WRF
2
Waddell & Reed Financial
Kansas
$111M
3
LSCM
3
Light Street Capital Management
California
$5.95M
4
Wellington Management Group
4
Wellington Management Group
Massachusetts
$3.77M
5
CM
5
Castleark Management
Illinois
$3.69M

Top Sellers

1
Millennium Management
1
Millennium Management
New York
$3.28M
2
BIM
2
Bogle Investment Management
Massachusetts
$0
3
Fuller & Thaler Asset Management
3
Fuller & Thaler Asset Management
California
$0
4
Ameriprise
4
Ameriprise
Minnesota
$891K
5
HCM
5
Highbridge Capital Management
New York
$350K
Name Market Value Shares Shares
Change 		Shares
Change %
Citadel Advisors
101
Citadel Advisors
Florida
$32K 3,021 -101,216 -97%
TRCT
102
Tower Research Capital (TRC)
New York
$27K 2,557 -2,987 -54%
PAM
103
Panagora Asset Management
Massachusetts
$27K 2,500 – –
HR
104
Howe & Rusling
New York
$22K 2,000 – –
U
105
UBS
Switzerland
$16K 1,495 -93,034 -98%
VIA
106
Vantage Investment Advisors
Pennsylvania
$16K 1,500 – –
HFM
107
Hartford Financial Management
Connecticut
$14K 1,325 +150 +13%
MSFP
108
Mark Sheptoff Financial Planning
Connecticut
$11K 1,000 +1,000 New
AA
109
Apriem Advisors
California
$8K 700 – –
Creative Planning
110
Creative Planning
Kansas
$5K 500 – –
Parallax Volatility Advisers
111
Parallax Volatility Advisers
California
$5K 452 +452 New
PNC Financial Services Group
112
PNC Financial Services Group
Pennsylvania
$4K 380 +380 New
TCM
113
Tradewinds Capital Management
Washington
$3K 296 – –
FWM
114
Focused Wealth Management
New York
$2K 150 – –
FAM
115
Formidable Asset Management
Ohio
$2K 200 – –
US Bancorp
116
US Bancorp
Minnesota
$2K 200 +200 New
Schroder Investment Management Group
117
Schroder Investment Management Group
United Kingdom
$1.08K 100 – –
1IC
118
1919 Investment Counsel
Maryland
$1K 60 – –
Manulife (Manufacturers Life Insurance)
119
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$905 84,186 -184 -0.2%
Walleye Trading
120
Walleye Trading
New York
$108 10,019 +7,130 +247%
BIM
121
Bogle Investment Management
Massachusetts
– – -716,051 Closed
Fuller & Thaler Asset Management
122
Fuller & Thaler Asset Management
California
– – -497,700 Closed
OAM
123
Oxford Asset Management
United Kingdom
– – -204,477 Closed
Arrowstreet Capital
124
Arrowstreet Capital
Massachusetts
– – -155,632 Closed
NG
125
NatWest Group
United Kingdom
– – -80,000 Closed
2 3 4
5
6