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Rambus
RMBS

Overview Fund Activity

144 hedge funds and large institutions have $1.03B invested in Rambus in 2015 Q3 according to their latest regulatory filings, with 32 funds opening new positions, 45 increasing their positions, 40 reducing their positions, and 11 closing their positions.

Holders
144
Holders Change
+19
Holders Change %
+15.2%
% of All Funds
4.02%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
32
Increased
45
Reduced
40
Closed
11
Calls
$10.5M
Puts
$8.39M
Net Calls
+$2.14M
Net Calls Change
-$23.1M

Top Buyers

1
CI
1
Cambiar Investors
Colorado
$26.6M
2
RIM
2
Ranger Investment Management
Texas
$18.1M
3
Millennium Management
3
Millennium Management
New York
$16.6M
4
Primecap Management
4
Primecap Management
California
$110M
5
Goldman Sachs
5
Goldman Sachs
New York
$9.46M

Top Sellers

1
Lord, Abbett & Co
1
Lord, Abbett & Co
New Jersey
$19.7M
2
NIMC
2
NWQ Investment Management Company
California
$0
3
Balyasny Asset Management
3
Balyasny Asset Management
Illinois
$0
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$111M
5
Ameriprise
5
Ameriprise
Minnesota
$0
Name Market Value Shares Shares
Change 		Shares
Change %
HP
51
Hosking Partners
United Kingdom
$1.5M 127,118 +127,118 New
CA
52
Commerzbank Aktiengesellschaft
Germany
$1.5M 126,978 -5,824 -4%
Royal Bank of Canada
53
Royal Bank of Canada
Ontario, Canada
$1.33M 112,867 +1,738 +2%
RhumbLine Advisers
54
RhumbLine Advisers
Massachusetts
$1.33M 112,501 +3,414 +3%
TC
55
TFS Capital
Pennsylvania
$1.32M 111,893 +111,893 New
State Board of Administration of Florida Retirement System
56
State Board of Administration of Florida Retirement System
Florida
$1.13M 95,563 – –
SFM
57
Soros Fund Management
New York
$1.11M 93,900 +93,900 New
Citigroup
58
Citigroup
New York
$1.08M 91,810 -72,269 -44%
UBS AM
59
UBS AM
Illinois
$1.01M 85,350 +29,554 +53%
MLICM
60
Metropolitan Life Insurance Company (MetLife)
New York
$993K 84,162 – –
Los Angeles Capital Management
61
Los Angeles Capital Management
California
$984K 83,404 – –
BG
62
BlackRock Group
United Kingdom
$933K 79,108 +3,272 +4%
HCM
63
Highbridge Capital Management
New York
$919K 77,864 +77,864 New
NFA
64
Nationwide Fund Advisors
Ohio
$883K 74,867 – –
Arrowstreet Capital
65
Arrowstreet Capital
Massachusetts
$866K 73,400 +73,400 New
BA
66
BlackRock Advisors
Delaware
$862K 73,045 -2,564 -3%
D.E. Shaw & Co
67
D.E. Shaw & Co
New York
$855K 72,395 -121,153 -63%
AIG
68
American International Group
New York
$809K 68,591 +81 +0.1%
PP
69
PDT Partners
New York
$779K 66,002 +66,002 New
VKH
70
Virtu KCG Holdings
New York
$682K 57,767 +57,767 New
Squarepoint
71
Squarepoint
New York
$674K 57,100 +57,100 New
PP
72
Paloma Partners
Connecticut
$651K 55,270 +55,270 New
HIP
73
Hatteras Investment Partners
North Carolina
$635K 53,800 -25,200 -32%
SEI Investments
74
SEI Investments
Pennsylvania
$612K 51,860 -71,473 -58%
OAC
75
OMERS Administration Corp
Ontario, Canada
$604K 51,200 +51,200 New
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