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
Ohio Public Employees Retirement System (OPERS)
401
Ohio Public Employees Retirement System (OPERS)
Ohio
$188K
SS
402
SBI Securities
Japan
$159K
HI
403
Horizon Investments
North Carolina
$159K
ETC
404
Exchange Traded Concepts
Oklahoma
$159K
AF
405
Allworth Financial
California
$146K
SFFS
406
Stonehage Fleming Financial Services
Jersey
$141K
HI
407
Harbour Investments
Wisconsin
$136K
OAM
408
OP Asset Management
$126K
S
409
SignatureFD
Georgia
$122K
Northwestern Mutual Wealth Management
410
Northwestern Mutual Wealth Management
Wisconsin
$115K
SAM
411
Smartleaf Asset Management
Massachusetts
$110K
VCM
412
Versant Capital Management
Arizona
$110K
BAM
413
Byrne Asset Management
New Jersey
$106K
ECSS
414
Eurizon Capital SGR SpA
$106K
UB
415
UMB Bank
Missouri
$105K
Daiwa Securities Group
416
Daiwa Securities Group
Japan
$99.8K
MCM
417
MAI Capital Management
Ohio
$96.4K
LFG
418
Larson Financial Group
Missouri
$87.5K
BTI
419
Blue Trust Inc
Georgia
$87.3K
SSG
420
Summit Securities Group
New York
$68.8K
KAS
421
Kemnay Advisory Services
New York
$62.8K
OCM
422
Orion Capital Management
California
$60.5K
SCM
423
Sterling Capital Management
North Carolina
$60.1K
BCV
424
Banque Cantonale Vaudoise
Switzerland
$59K
ASN
425
Advisory Services Network
Georgia
$57.2K