407 hedge funds and large institutions have $5.04B invested in Rambus in 2025 Q1 according to their latest regulatory filings, with 78 funds opening new positions, 157 increasing their positions, 128 reducing their positions, and 55 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
407
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$31M
Puts
$22M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
California Public Employees Retirement System
76
California Public Employees Retirement System
California
$8.93M
AG
77
Algert Global
California
$8.87M
CF
78
Corebridge Financial
Texas
$8.77M
DekaBank Deutsche Girozentrale
79
DekaBank Deutsche Girozentrale
Germany
$8.19M
MOACM
80
Mutual of America Capital Management
New York
$7.5M
Canada Pension Plan Investment Board
81
Canada Pension Plan Investment Board
Ontario, Canada
$7.28M
Russell Investments Group
82
Russell Investments Group
United Kingdom
$7.26M
Susquehanna International Group
83
Susquehanna International Group
Pennsylvania
$6.81M
Retirement Systems of Alabama
84
Retirement Systems of Alabama
Alabama
$6.72M
First Trust Advisors
85
First Trust Advisors
Illinois
$6.66M
GIM
86
Granahan Investment Management
Massachusetts
$6.66M
VanEck Associates
87
VanEck Associates
New York
$6.64M
Manulife (Manufacturers Life Insurance)
88
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$6.53M
UBS Group
89
UBS Group
Switzerland
$6.35M
Natixis Advisors
90
Natixis Advisors
Massachusetts
$6.34M
CM
91
Castleark Management
Illinois
$6.11M
AssetMark Inc
92
AssetMark Inc
California
$5.93M
Citigroup
93
Citigroup
New York
$5.8M
Wells Fargo
94
Wells Fargo
California
$5.66M
Polen Capital Management
95
Polen Capital Management
Florida
$5.65M
Lazard Asset Management
96
Lazard Asset Management
New York
$5.62M
State of Wisconsin Investment Board
97
State of Wisconsin Investment Board
Wisconsin
$5.33M
Comerica Bank
98
Comerica Bank
Texas
$5.23M
FAM
99
Fred Alger Management
New York
$5.17M
California State Teachers Retirement System (CalSTRS)
100
California State Teachers Retirement System (CalSTRS)
California
$5.15M