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553 hedge funds and large institutions have $8.82B invested in Rambus in 2026 Q1 according to their latest regulatory filings, with 84 funds opening new positions, 185 increasing their positions, 208 reducing their positions, and 74 closing their positions.

New
Increased
Maintained
Reduced
Closed

85% more call options, than puts

Call options by funds: $49.5M | Put options by funds: $26.8M

14% more first-time investments, than exits

New positions opened: 84 | Existing positions closed: 74

2.3% more ownership

Funds ownership: 92.72%95.02% (+2.3%)

0% more funds holding

Funds holding: 552553 (+1)

4% less capital invested

Capital invested by funds: $9.18B → $8.82B (-$353M)

11% less repeat investments, than reductions

Existing positions increased: 185 | Existing positions reduced: 208

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

Holders
553
Holders Change
+1
Holders Change %
+0.18%
% of All Funds
6.81%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.02%
New
84
Increased
185
Reduced
208
Closed
74
Calls
$49.5M
Puts
$26.8M
Net Calls
+$22.7M
Net Calls Change
+$4.03M
Name Holding Trade Value Shares
Change
Change in
Stake
SCM
76
Steadfast Capital Management
New York
$13.2M +$15.3M +153,250 New
WCM Investment Management
77
WCM Investment Management
California
$13.2M -$733K -7,348 -4%
AssetMark Inc
78
AssetMark Inc
California
$12.7M +$3.67M +36,800 +33%
DekaBank Deutsche Girozentrale
79
DekaBank Deutsche Girozentrale
Germany
$12.5M
VanEck Associates
80
VanEck Associates
New York
$12.5M -$187K -1,872 -1%
Millennium Management
81
Millennium Management
New York
$12.2M -$12.1M -121,264 -46%
Mirae Asset Global ETFs Holdings
82
Mirae Asset Global ETFs Holdings
Hong Kong
$12.1M -$902K -9,039 -6%
AI
83
Axiom Investors
Connecticut
$12M -$2.4M -24,013 -15%
Man Group
84
Man Group
United Kingdom
$12M -$2.38M -23,808 -15%
Mirae Asset Global Investments
85
Mirae Asset Global Investments
South Korea
$11.6M -$2.28M -22,875 -15%
MOACM
86
Mutual of America Capital Management
New York
$11.4M -$377K -3,779 -3%
Retirement Systems of Alabama
87
Retirement Systems of Alabama
Alabama
$11.4M +$277K +2,774 +2%
Russell Investments Group
88
Russell Investments Group
United Kingdom
$11.2M -$1.25M -12,498 -9%
TI
89
Tidal Investments
Wisconsin
$10.8M +$8.26M +82,803 +195%
Wells Fargo
90
Wells Fargo
California
$10.7M -$9.18M -92,025 -42%
California State Teachers Retirement System (CalSTRS)
91
California State Teachers Retirement System (CalSTRS)
California
$10.7M +$2.31M +23,170 +23%
TD Asset Management
92
TD Asset Management
Ontario, Canada
$10.3M +$9.61M +96,272 +401%
TC
93
Tairen Capital
Hong Kong
$10.3M +$12M +120,000 New
Handelsbanken Fonder
94
Handelsbanken Fonder
Sweden
$10.1M +$8.58M +86,000 +270%
IIM
95
INTECH Investment Management
Florida
$9.84M -$567K -5,685 -5%
Janney Montgomery Scott
96
Janney Montgomery Scott
Pennsylvania
$9.52M -$1.19M -11,955 -10%
MIM
97
MetLife Investment Management
New Jersey
$9.45M -$13M -130,329 -54%
Deutsche Bank
98
Deutsche Bank
Germany
$9.32M +$1.11M +11,112 +11%
RG
99
Renaissance Group
Kentucky
$9.1M -$297K -2,980 -3%
Nordea Investment Management
100
Nordea Investment Management
Sweden
$8.86M -$1.29M -12,921 -11%