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Rambus
RMBS

Overview Fund Activity

219 hedge funds and large institutions have $2.3B invested in Rambus in 2021 Q2 according to their latest regulatory filings, with 37 funds opening new positions, 74 increasing their positions, 68 reducing their positions, and 31 closing their positions.

Holders
219
Holders Change
+6
Holders Change %
+2.82%
% of All Funds
3.82%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.05%
New
37
Increased
74
Reduced
68
Closed
31
Calls
$27M
Puts
$21.3M
Net Calls
+$5.72M
Net Calls Change
+$4.46M

Top Buyers

1
LLL
1
Lynrock Lake LP
New York
$182M
2
SRFM
2
Shannon River Fund Management
New York
$17.5M
3
SHCM
3
Shelter Haven Capital Management
New Jersey
$14.2M
4
Loomis, Sayles & Company
4
Loomis, Sayles & Company
Massachusetts
$73.1M
5
Russell Investments Group
5
Russell Investments Group
United Kingdom
$13M

Top Sellers

1
Arrowstreet Capital
1
Arrowstreet Capital
Massachusetts
$0
2
Renaissance Technologies
2
Renaissance Technologies
New York
$23M
3
BlackRock
3
BlackRock
New York
$425M
4
Goldman Sachs
4
Goldman Sachs
New York
$7.71M
5
CM
5
Castleark Management
Illinois
$0
Name Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$425M 17,936,510 -444,690 -2%
Vanguard Group
2
Vanguard Group
Pennsylvania
$289M 12,208,922 +224,767 +2%
LLL
3
Lynrock Lake LP
New York
$182M 7,666,666 +1,095,521 +17%
Ameriprise
4
Ameriprise
Minnesota
$123M 5,183,596 +98,773 +2%
State Street
5
State Street
Massachusetts
$113M 4,769,627 -32,720 -0.7%
Neuberger Berman Group
6
Neuberger Berman Group
New York
$95.5M 4,057,563 -161,182 -4%
Dimensional Fund Advisors
7
Dimensional Fund Advisors
Texas
$89.7M 3,785,141 -141,582 -4%
Loomis, Sayles & Company
8
Loomis, Sayles & Company
Massachusetts
$73.1M 3,083,840 +505,189 +20%
SAM
9
Silvercrest Asset Management
New York
$58.2M 2,452,706 -70,116 -3%
Wellington Management Group
10
Wellington Management Group
Massachusetts
$57.8M 2,438,799 +168,008 +7%
Nuveen Asset Management
11
Nuveen Asset Management
Illinois
$50M 2,108,505 -41,381 -2%
Geode Capital Management
12
Geode Capital Management
Massachusetts
$46.6M 1,964,039 +72,634 +4%
Northern Trust
13
Northern Trust
Illinois
$40.6M 1,713,911 +12,010 +0.7%
D.E. Shaw & Co
14
D.E. Shaw & Co
New York
$32.7M 1,378,624 +104,672 +8%
Norges Bank
15
Norges Bank
Norway
$30.5M 1,284,696 -57,137 -4%
Bank of New York Mellon
16
Bank of New York Mellon
New York
$25.8M 1,087,557 -35,959 -3%
Invesco
17
Invesco
Georgia
$23.4M 988,078 -78,902 -7%
Renaissance Technologies
18
Renaissance Technologies
New York
$23M 969,060 -555,900 -36%
JPMorgan Chase & Co
19
JPMorgan Chase & Co
New York
$21.2M 896,166 +50,806 +6%
Principal Financial Group
20
Principal Financial Group
Iowa
$18.8M 790,912 +11,510 +1%
Charles Schwab
21
Charles Schwab
California
$18.5M 780,009 +13,065 +2%
Lord, Abbett & Co
22
Lord, Abbett & Co
New Jersey
$18.4M 776,564 -73,939 -9%
SRFM
23
Shannon River Fund Management
New York
$17.5M 737,973 +737,973 New
Two Sigma Advisers
24
Two Sigma Advisers
New York
$17.3M 728,785 +66,500 +10%
HCL
25
Heard Capital LLC
Illinois
$16.8M 709,650 +65,975 +10%
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