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Rambus
RMBS

Overview Fund Activity

117 hedge funds and large institutions have $503M invested in Rambus in 2013 Q2 according to their latest regulatory filings, with 117 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

Holders
117
Holders Change
+117
Holders Change %
–
% of All Funds
3.82%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
117
Increased
–
Reduced
–
Closed
–
Calls
$11M
Puts
$7.61M
Net Calls
+$3.38M
Net Calls Change
+$3.38M

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$116M
2
Primecap Management
2
Primecap Management
California
$75.5M
3
Vanguard Group
3
Vanguard Group
Pennsylvania
$52.3M
4
WRF
4
Waddell & Reed Financial
Kansas
$35.6M
5
BIT
5
BlackRock Institutional Trust
California
$26.7M

Top Sellers

No sellers this quarter
Name Market Value Shares Shares
Change 		Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$116M 13,457,600 +13,457,600 New
Primecap Management
2
Primecap Management
California
$75.5M 8,785,322 +8,785,322 New
Vanguard Group
3
Vanguard Group
Pennsylvania
$52.3M 6,084,114 +6,084,114 New
WRF
4
Waddell & Reed Financial
Kansas
$35.6M 4,141,301 +4,141,301 New
BIT
5
BlackRock Institutional Trust
California
$26.7M 3,103,176 +3,103,176 New
BFA
6
BlackRock Fund Advisors
California
$21.9M 2,550,008 +2,550,008 New
State Street
7
State Street
Massachusetts
$18.3M 2,127,594 +2,127,594 New
Neuberger Berman Group
8
Neuberger Berman Group
New York
$16.9M 1,962,491 +1,962,491 New
Northern Trust
9
Northern Trust
Illinois
$13.1M 1,522,516 +1,522,516 New
Dimensional Fund Advisors
10
Dimensional Fund Advisors
Texas
$12.4M 1,440,714 +1,440,714 New
TA
11
Teachers Advisors
New York
$9.18M 1,068,302 +1,068,302 New
Norges Bank
12
Norges Bank
Norway
$9.18M 1,068,232 +1,068,232 New
BIM
13
Bogle Investment Management
Massachusetts
$6.47M 753,419 +753,419 New
Bank of New York Mellon
14
Bank of New York Mellon
New York
$6.26M 728,540 +728,540 New
Renaissance Technologies
15
Renaissance Technologies
New York
$5.91M 688,100 +688,100 New
Luther King Capital Management (LKCM)
16
Luther King Capital Management (LKCM)
Texas
$5.56M 647,780 +647,780 New
Goldman Sachs
17
Goldman Sachs
New York
$4.52M 526,651 +526,651 New
Geode Capital Management
18
Geode Capital Management
Massachusetts
$4.21M 489,519 +489,519 New
Millennium Management
19
Millennium Management
New York
$4.06M 472,919 +472,919 New
TCIM
20
TIAA CREF Investment Management
New York
$3.92M 455,996 +455,996 New
FC
21
FIC Capital
New York
$2.84M 330,000 +330,000 New
BIM
22
BlackRock Investment Management
Delaware
$2.55M 296,397 +296,397 New
Susquehanna International Group
23
Susquehanna International Group
Pennsylvania
$2.51M 292,197 +292,197 New
TC
24
TFS Capital
Pennsylvania
$2.48M 288,139 +288,139 New
Charles Schwab
25
Charles Schwab
California
$2.38M 267,539 +267,539 New
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