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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 %
WRF
1
Waddell & Reed Financial
Kansas
$138M 11,718,106 +9,600 +0.1%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$111M 9,410,500 -1,299,400 -12%
Primecap Management
3
Primecap Management
California
$110M 9,281,622 +990,000 +12%
Vanguard Group
4
Vanguard Group
Pennsylvania
$93.5M 7,925,227 +116,320 +1%
ORI
5
Oak Ridge Investments
Illinois
$50.9M 4,314,238 +484,787 +13%
Dimensional Fund Advisors
6
Dimensional Fund Advisors
Texas
$38.2M 3,237,989 +226,210 +8%
Neuberger Berman Group
7
Neuberger Berman Group
New York
$38.1M 3,232,563 +549,167 +20%
BIT
8
BlackRock Institutional Trust
California
$33.8M 2,865,741 +37,009 +1%
BFA
9
BlackRock Fund Advisors
California
$33M 2,794,516 -32,006 -1%
Luther King Capital Management (LKCM)
10
Luther King Capital Management (LKCM)
Texas
$27.6M 2,335,743 -119,610 -5%
CI
11
Cambiar Investors
Colorado
$26.6M 2,252,933 +2,252,933 New
State Street
12
State Street
Massachusetts
$24.4M 2,069,117 -140,419 -6%
Norges Bank
13
Norges Bank
Norway
$23.1M 1,960,514 – –
PCM
14
Penn Capital Management
Pennsylvania
$22.6M 1,918,333 -47,790 -2%
Renaissance Technologies
15
Renaissance Technologies
New York
$21.2M 1,792,400 +336,300 +23%
Lord, Abbett & Co
16
Lord, Abbett & Co
New Jersey
$19.7M 1,666,871 -2,635,993 -61%
RIM
17
Ranger Investment Management
Texas
$18.1M 1,529,640 +1,529,640 New
Millennium Management
18
Millennium Management
New York
$16.6M 1,410,198 +1,333,232 +1,732%
Northern Trust
19
Northern Trust
Illinois
$15.7M 1,326,885 +69,395 +6%
Goldman Sachs
20
Goldman Sachs
New York
$9.46M 801,650 +742,684 +1,260%
Geode Capital Management
21
Geode Capital Management
Massachusetts
$8.77M 743,341 +11,740 +2%
Bank of New York Mellon
22
Bank of New York Mellon
New York
$7.81M 662,125 -87,506 -12%
RFC
23
Russell Frank Company
Washington
$7.76M 657,390 +35,450 +6%
USAA
24
United Services Automobile Association
Texas
$7.49M 634,874 +634,874 New
PAM
25
Panagora Asset Management
Massachusetts
$7.09M 600,537 +140,737 +31%
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