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Rambus
RMBS

Overview Fund Activity

148 hedge funds and large institutions have $1.03B invested in Rambus in 2015 Q4 according to their latest regulatory filings, with 33 funds opening new positions, 50 increasing their positions, 38 reducing their positions, and 29 closing their positions.

Holders
148
Holders Change
+4
Holders Change %
+2.78%
% of All Funds
3.89%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
33
Increased
50
Reduced
38
Closed
29
Calls
$36.2M
Puts
$25.4M
Net Calls
+$10.8M
Net Calls Change
+$8.63M

Top Buyers

1
BFA
1
BlackRock Fund Advisors
California
$84.9M
2
Morgan Stanley
2
Morgan Stanley
New York
$19.6M
3
Bank of New York Mellon
3
Bank of New York Mellon
New York
$19.3M
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$103M
5
Principal Financial Group
5
Principal Financial Group
Iowa
$9.17M

Top Sellers

1
Lord, Abbett & Co
1
Lord, Abbett & Co
New Jersey
$0
2
RIM
2
Ranger Investment Management
Texas
$0
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$91.6M
4
Millennium Management
4
Millennium Management
New York
$0
5
Goldman Sachs
5
Goldman Sachs
New York
$619K
Name Market Value Shares Shares
Change 		Shares
Change %
WRF
1
Waddell & Reed Financial
Kansas
$136M 11,718,106 – –
Primecap Management
2
Primecap Management
California
$108M 9,324,322 +42,700 +0.5%
Vanguard Group
3
Vanguard Group
Pennsylvania
$103M 8,908,755 +983,528 +12%
Fidelity Investments
4
Fidelity Investments
Massachusetts
$91.6M 7,903,100 -1,507,400 -16%
BFA
5
BlackRock Fund Advisors
California
$84.9M 7,325,139 +4,530,623 +162%
ORI
6
Oak Ridge Investments
Illinois
$49.4M 4,261,587 -52,651 -1%
Neuberger Berman Group
7
Neuberger Berman Group
New York
$38.1M 3,284,026 +51,463 +2%
Dimensional Fund Advisors
8
Dimensional Fund Advisors
Texas
$37.7M 3,255,706 +17,717 +0.5%
BIT
9
BlackRock Institutional Trust
California
$32.7M 2,822,999 -42,742 -1%
State Street
10
State Street
Massachusetts
$31M 2,674,585 +605,468 +29%
CI
11
Cambiar Investors
Colorado
$28M 2,415,106 +162,173 +7%
Renaissance Technologies
12
Renaissance Technologies
New York
$25.6M 2,211,500 +419,100 +23%
Norges Bank
13
Norges Bank
Norway
$24.2M 2,085,114 +124,600 +6%
Luther King Capital Management (LKCM)
14
Luther King Capital Management (LKCM)
Texas
$22.2M 1,916,665 -419,078 -18%
Morgan Stanley
15
Morgan Stanley
New York
$19.6M 1,691,783 +1,484,567 +716%
Bank of New York Mellon
16
Bank of New York Mellon
New York
$19.3M 1,665,595 +1,003,470 +152%
PCM
17
Penn Capital Management
Pennsylvania
$19.2M 1,658,205 -260,128 -14%
Northern Trust
18
Northern Trust
Illinois
$15.8M 1,360,323 +33,438 +3%
Principal Financial Group
19
Principal Financial Group
Iowa
$9.17M 791,001 +767,912 +3,326%
Geode Capital Management
20
Geode Capital Management
Massachusetts
$8.75M 755,028 +11,687 +2%
USAA
21
United Services Automobile Association
Texas
$7.98M 688,240 +53,366 +8%
Invesco
22
Invesco
Georgia
$7.71M 665,362 +499,116 +300%
Ameriprise
23
Ameriprise
Minnesota
$6.18M 533,070 +533,070 New
RFC
24
Russell Frank Company
Washington
$5.55M 467,551 -189,839 -29%
BIM
25
BlackRock Investment Management
Delaware
$5.06M 436,840 +51,936 +13%
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