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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 %
Jane Street
101
Jane Street
New York
$1.09M 45,957 +20,213 +79%
OPERF
102
Oregon Public Employees Retirement Fund
Oregon
$1.08M 45,562 -1,044 -2%
GC
103
Guggenheim Capital
Illinois
$1.04M 43,698 +43,698 New
Boston Partners
104
Boston Partners
Massachusetts
$916K 38,639 +38,639 New
Bank of Montreal
105
Bank of Montreal
Ontario, Canada
$906K 37,949 -245,039 -87%
MIM
106
MetLife Investment Management
New Jersey
$900K 37,951 – –
HF
107
HRT Financial
New York
$878K 37,036 +37,036 New
RA
108
Royce & Associates
New York
$877K 36,981 -8,985 -20%
TRSOTSOK
109
Teachers Retirement System of the State of Kentucky
Kentucky
$766K 32,312 – –
VRS
110
Virginia Retirement Systems
Virginia
$763K 32,200 -9,000 -22%
ProShare Advisors
111
ProShare Advisors
Maryland
$762K 32,137 -1,471 -4%
MLICM
112
Metropolitan Life Insurance Company (MetLife)
New York
$745K 31,432 +2,098 +7%
EMG
113
ETF Managers Group
New Jersey
$737K 30,906 -11,263 -27%
ASRS
114
Arizona State Retirement System
Arizona
$734K 30,967 -2,196 -7%
WG
115
Winton Group
United Kingdom
$727K 30,677 +2,744 +10%
T. Rowe Price Associates
116
T. Rowe Price Associates
Maryland
$663K 27,975 +1,908 +7%
Handelsbanken Fonder
117
Handelsbanken Fonder
Sweden
$624K 26,297 +9,900 +60%
BFM
118
Boothbay Fund Management
New York
$609K 25,690 -107,557 -81%
WC
119
Wexford Capital
Florida
$537K 22,660 -71,800 -76%
II
120
Inspire Investing
Idaho
$501K 21,120 +640 +3%
MAM
121
Martingale Asset Management
Massachusetts
$496K 20,874 -6,400 -23%
RJA
122
Raymond James & Associates
Florida
$496K 20,927 +20,927 New
IA
123
IndexIQ Advisors
New York
$493K 20,811 -104 -0.5%
YMRC
124
Yorktown Management & Research Company
Virginia
$465K 19,600 +2,600 +15%
Public Employees Retirement Association of Colorado
125
Public Employees Retirement Association of Colorado
Colorado
$464K 19,581 – –
3 4
5
6 7