547 hedge funds and large institutions have $9.18B invested in Rambus in 2025 Q4 according to their latest regulatory filings, with 100 funds opening new positions, 190 increasing their positions, 191 reducing their positions, and 53 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

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

more funds holding

Funds holding:

more ownership

Funds ownership:

1% less repeat investments, than reductions

Existing positions increased: 190 | Existing positions reduced: 191

11% less capital invested

Capital invested by funds: $10.3B → $9.18B (-$1.11B)

50% less funds holding in top 10

Funds holding in top 10: 63 (-3)

Holders
547
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$65.1M
Puts
$46.4M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
MCM
426
MAI Capital Management
Ohio
$98.7K
KAS
427
Kemnay Advisory Services
New York
$98.5K
CIAM
428
Caitong International Asset Management
Hong Kong
$80.5K
SCM
429
Sterling Capital Management
North Carolina
$64.8K
OCM
430
Orion Capital Management
California
$64.6K
FWA
431
Flagship Wealth Advisors
Massachusetts
$64.3K
BCV
432
Banque Cantonale Vaudoise
Switzerland
$63K
Optiver Holding
433
Optiver Holding
Netherlands
$51.9K
RS
434
Rakuten Securities
Japan
$51.1K
MIFH
435
Migdal Insurance & Financial Holdings
Israel
$50K
BCWM
436
Bartlett & Co Wealth Management
Ohio
$45.9K
MPWT
437
MassMutual Private Wealth & Trust
Connecticut
$44.7K
IA
438
IFP Advisors
Florida
$42.5K
Twin Tree Management
439
Twin Tree Management
Texas
$41.8K
TWD
440
True Wealth Design
Ohio
$38.4K
SPIA
441
Steward Partners Investment Advisory
New York
$35.3K
CIBC Private Wealth Group
442
CIBC Private Wealth Group
Georgia
$33.1K
PWAM
443
Private Wealth Asset Management
Iowa
$31.2K
UOTTAIMCU
444
University of Texas/Texas AM Investment Management Co (UTIMCO)
Texas
$28.3K
SWM
445
Spire Wealth Management
Virginia
$27.8K
WTC
446
WhitTier Trust Company
Nevada
$27.7K
TCM
447
Tradewinds Capital Management
Washington
$27.2K
TM
448
Torren Management
California
$25.7K
AWA
449
Acumen Wealth Advisors
Tennessee
$25.4K
MCA
450
Maryland Capital Advisors
Maryland
$23.5K