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Rambus
RMBS

Overview Fund Activity

449 hedge funds and large institutions have $6.2B invested in Rambus in 2025 Q2 according to their latest regulatory filings, with 86 funds opening new positions, 187 increasing their positions, 128 reducing their positions, and 38 closing their positions.

Holders
449
Holders Change
+42
Holders Change %
+10.32%
% of All Funds
6.03%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.01%
New
86
Increased
187
Reduced
128
Closed
38
Calls
$24.3M
Puts
$50.4M
Net Calls
-$26.1M
Net Calls Change
-$35.1M

Top Buyers

1
Norges Bank
1
Norges Bank
Norway
$126M
2
EIG
2
EdgePoint Investment Group
Ontario, Canada
$178M
3
BlackRock
3
BlackRock
New York
$960M
4
Assenagon Asset Management
4
Assenagon Asset Management
Luxembourg
$56.4M
5
WHG
5
Westwood Holdings Group
Texas
$111M

Top Sellers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$300M
2
Invesco
2
Invesco
Georgia
$149M
3
American Century Companies
3
American Century Companies
Missouri
$2.11M
4
SG Americas Securities
4
SG Americas Securities
New York
$550K
5
JPMorgan Chase & Co
5
JPMorgan Chase & Co
New York
$204M
Name Market Value Shares Shares
Change 		Shares
Change %
PS
351
Principal Securities
Iowa
$64.1K 1,001 +783 +359%
Optiver Holding
352
Optiver Holding
Netherlands
$60.6K 947 -149 -14%
FFA
353
Farther Finance Advisors
California
$56.2K 878 -326 -27%
SOW
354
State of Wyoming
Wyoming
$52.8K 824 -247 -23%
EWA
355
EverSource Wealth Advisors
Alabama
$49.7K 777 +353 +83%
OCM
356
Orion Capital Management
California
$45K 703 – –
MAM
357
Meeder Asset Management
Ohio
$43.5K 679 +679 New
HFS
358
Hantz Financial Services
Michigan
$41K 639 +596 +1,386%
PCM
359
PenderFund Capital Management
British Columbia, Canada
$38.5K 601 +302 +101%
BCWM
360
Bartlett & Co Wealth Management
Ohio
$32K 500 – –
TFGT
361
TS Financial Group (TSFG)
Illinois
$32K 496 – –
BCV
362
Banque Cantonale Vaudoise
Switzerland
$31K 491 – –
MPWT
363
MassMutual Private Wealth & Trust
Connecticut
$30.4K 475 +125 +36%
CI Investments Inc
364
CI Investments Inc
Ontario, Canada
$30K 474 +58 +14%
Bessemer Group
365
Bessemer Group
New Jersey
$30K 463 +238 +106%
C
366
Covestor
United Kingdom
$29K 461 -1,701 -79%
FDCDDQ
367
Federation des caisses Desjardins du Quebec
Quebec, Canada
$27.5K 430 – –
RAM
368
Riggs Asset Management
Pennsylvania
$27K 421 +21 +5%
TWD
369
True Wealth Design
Ohio
$26.9K 420 +260 +163%
RA
370
Rise Advisors
New York
$25.9K 405 +40 +11%
WTC
371
WhitTier Trust Company
Nevada
$23.3K 364 – –
PWAM
372
Private Wealth Asset Management
Iowa
$21.7K 339 – –
TCM
373
Tradewinds Capital Management
Washington
$19K 296 – –
IA
374
IFP Advisors
Florida
$18.2K 195 +129 +195%
SCM
375
Sterling Capital Management
North Carolina
$16.7K 261 +149 +133%
13 14
15
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