551 hedge funds and large institutions have $8.82B invested in Rambus in 2026 Q1 according to their latest regulatory filings, with 85 funds opening new positions, 184 increasing their positions, 207 reducing their positions, and 75 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more first-time investments, than exits

New positions opened: | Existing positions closed:

more ownership

Funds ownership:

more funds holding

Funds holding:

4% less capital invested

Capital invested by funds: $9.18B → $8.82B (-$356M)

11% less repeat investments, than reductions

Existing positions increased: 184 | Existing positions reduced: 207

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

Holders
551
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
$49.5M
Puts
$26.8M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Manulife (Manufacturers Life Insurance)
101
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$8.81M
Creative Planning
102
Creative Planning
Kansas
$8.8M
DDC
103
DF Dent & Co
Maryland
$8.76M
Lazard Asset Management
104
Lazard Asset Management
New York
$8.75M
Schroder Investment Management Group
105
Schroder Investment Management Group
United Kingdom
$8.66M
ACM
106
Alight Capital Management
New York
$8.6M
VAM
107
Vanguard Asset Management
$8.36M
Rockefeller Capital Management
108
Rockefeller Capital Management
New York
$8.21M
State of Wisconsin Investment Board
109
State of Wisconsin Investment Board
Wisconsin
$8.2M
Envestnet Asset Management
110
Envestnet Asset Management
Illinois
$7.8M
Prudential Financial
111
Prudential Financial
New Jersey
$7.69M
Allianz Asset Management
112
Allianz Asset Management
Germany
$7.67M
LPL Financial
113
LPL Financial
California
$7.57M
Susquehanna International Group
114
Susquehanna International Group
Pennsylvania
$7.38M
OCM
115
Osterweis Capital Management
California
$7.31M
SC
116
SummitTX Capital
Texas
$6.94M
Two Sigma Investments
117
Two Sigma Investments
New York
$6.66M
AFWM
118
AMJ Financial Wealth Management
Virginia
$6.57M
New York State Teachers Retirement System (NYSTRS)
119
New York State Teachers Retirement System (NYSTRS)
New York
$6.31M
AG
120
Algert Global
California
$6.23M
Allspring Global Investments
121
Allspring Global Investments
North Carolina
$5.98M
FAM
122
Fred Alger Management
New York
$5.75M
Universal-Beteiligungs- und Servicegesellschaft
123
Universal-Beteiligungs- und Servicegesellschaft
Germany
$5.68M
MP
124
Munro Partners
Australia
$5.54M
WAM
125
Weiss Asset Management
Massachusetts
$5.43M