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Rambus
RMBS

Overview Fund Activity

181 hedge funds and large institutions have $1.3B invested in Rambus in 2019 Q4 according to their latest regulatory filings, with 26 funds opening new positions, 69 increasing their positions, 55 reducing their positions, and 35 closing their positions.

Holders
181
Holders Change
-15
Holders Change %
-7.65%
% of All Funds
3.57%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
26
Increased
69
Reduced
55
Closed
35
Calls
$8.23M
Puts
$2.93M
Net Calls
+$5.3M
Net Calls Change
-$4.85M

Top Buyers

1
Loomis, Sayles & Company
1
Loomis, Sayles & Company
Massachusetts
$19.8M
2
Ameriprise
2
Ameriprise
Minnesota
$44.4M
3
Arrowstreet Capital
3
Arrowstreet Capital
Massachusetts
$16.3M
4
Bank of America
4
Bank of America
North Carolina
$11.1M
5
Lord, Abbett & Co
5
Lord, Abbett & Co
New Jersey
$7.55M

Top Sellers

1
Millennium Management
1
Millennium Management
New York
$0
2
Citadel Advisors
2
Citadel Advisors
Florida
$155K
3
Thrivent Financial for Lutherans
3
Thrivent Financial for Lutherans
Minnesota
$1.74M
4
WC
4
Wexford Capital
Florida
$0
5
NIMC
5
NWQ Investment Management Company
California
$25.1M
Name Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$235M 17,093,504 +320,883 +2%
Vanguard Group
2
Vanguard Group
Pennsylvania
$165M 12,010,103 +134,791 +1%
Dimensional Fund Advisors
3
Dimensional Fund Advisors
Texas
$83.9M 6,088,854 -162,177 -3%
JPMorgan Chase & Co
4
JPMorgan Chase & Co
New York
$67M 4,864,578 +141,644 +3%
Renaissance Technologies
5
Renaissance Technologies
New York
$61.8M 4,485,900 +82,700 +2%
State Street
6
State Street
Massachusetts
$54.6M 3,962,554 +296,353 +8%
Ameriprise
7
Ameriprise
Minnesota
$44.4M 3,223,882 +1,007,756 +45%
Neuberger Berman Group
8
Neuberger Berman Group
New York
$41.7M 3,025,442 +129,430 +4%
D.E. Shaw & Co
9
D.E. Shaw & Co
New York
$31.4M 2,282,131 -238,961 -9%
VNIM
10
Vaughan Nelson Investment Management
Texas
$29.2M 2,121,340 +12,875 +0.6%
NIMC
11
NWQ Investment Management Company
California
$25.1M 1,824,959 -345,969 -16%
Goldman Sachs
12
Goldman Sachs
New York
$24.8M 1,801,464 +203,011 +13%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$22.5M 1,635,589 +13,643 +0.8%
Norges Bank
14
Norges Bank
Norway
$22.2M 1,608,792 – –
Northern Trust
15
Northern Trust
Illinois
$20.3M 1,474,964 -27,199 -2%
Nuveen Asset Management
16
Nuveen Asset Management
Illinois
$19.8M 1,440,721 +28,845 +2%
Loomis, Sayles & Company
17
Loomis, Sayles & Company
Massachusetts
$19.8M 1,435,317 +1,435,317 New
Bank of New York Mellon
18
Bank of New York Mellon
New York
$19M 1,378,957 -24,915 -2%
Arrowstreet Capital
19
Arrowstreet Capital
Massachusetts
$16.3M 1,182,170 +861,062 +268%
Morgan Stanley
20
Morgan Stanley
New York
$15.4M 1,115,529 +350,040 +46%
Invesco
21
Invesco
Georgia
$13.2M 960,682 +93,922 +11%
Primecap Management
22
Primecap Management
California
$12.7M 925,345 -10,700 -1%
Charles Schwab
23
Charles Schwab
California
$12.3M 894,931 +64,255 +8%
Principal Financial Group
24
Principal Financial Group
Iowa
$12.1M 880,858 +4,367 +0.5%
Deutsche Bank
25
Deutsche Bank
Germany
$11.2M 814,337 +403,694 +98%
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