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Rambus
RMBS

303 hedge funds and large institutions have $3.14B invested in Rambus in 2022 Q4 according to their latest regulatory filings, with 78 funds opening new positions, 83 increasing their positions, 102 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed

457% more first-time investments, than exits

New positions opened: 78 | Existing positions closed: 14

238% more call options, than puts

Call options by funds: $15.8M | Put options by funds: $4.66M

32% more capital invested

Capital invested by funds: $2.38B → $3.14B (+$764M)

26% more funds holding

Funds holding: 241 → 303 (+62)

0.66% more ownership

Funds ownership: 84.62% → 85.28% (+0.66%)

0% more funds holding in top 10

Funds holding in top 10: 2 → 2 (0)

19% less repeat investments, than reductions

Existing positions increased: 83 | Existing positions reduced: 102

Holders
303
Holders Change
+62
Holders Change %
+25.73%
% of All Funds
4.87%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
78
Increased
83
Reduced
102
Closed
14
Calls
$15.8M
Puts
$4.66M
Net Calls
+$11.1M
Net Calls Change
+$6M

Top Buyers

1
CAPTRUST Financial Advisors
CAPTRUST Financial Advisors
North Carolina
+$34M
2
PWAM
Park West Asset Management
California
+$18.4M
3
Millennium Management
Millennium Management
New York
+$15.7M
4
BlackRock
BlackRock
New York
+$15.2M
5
DCM
Driehaus Capital Management
Illinois
+$12.8M

Top Sellers

1
WHG
Westwood Holdings Group
Texas
-$33M
2
Russell Investments Group
Russell Investments Group
United Kingdom
-$20.7M
3
Ameriprise
Ameriprise
Minnesota
-$19.5M
4
SRFM
Shannon River Fund Management
New York
-$18.8M
5
Neuberger Berman Group
Neuberger Berman Group
New York
-$18.4M
Name Holding Trade Value Shares
Change 		Change in
Stake
GLA
126
Great Lakes Advisors
Illinois
$1.52M -$346K -10,219 -2%
DA
127
Duality Advisers
Florida
$1.48M +$1.4M +41,432 New
Qube Research & Technologies (QRT)
128
Qube Research & Technologies (QRT)
United Kingdom
$1.48M +$1.39M +41,235 New
Squarepoint
129
Squarepoint
New York
$1.47M +$1.38M +40,915 New
Citadel Advisors
130
Citadel Advisors
Florida
$1.45M +$1.37M +40,598 New
GTCM
131
Gyon Technologies Capital Management
New Jersey
$1.45M -$1.03M -30,338 -43%
CC
132
Cipher Capital
New York
$1.39M +$1.31M +38,778 New
OPERF
133
Oregon Public Employees Retirement Fund
Oregon
$1.28M -$28.6K -845 -2%
SO
134
STRS Ohio
Ohio
$1.27M -$369K -10,900 -23%
State Board of Administration of Florida Retirement System
135
State Board of Administration of Florida Retirement System
Florida
$1.26M -$701K -20,730 -37%
DCM
136
Discovery Capital Management
Connecticut
$1.25M +$1.18M +34,850 New
TRSOTSOK
137
Teachers Retirement System of the State of Kentucky
Kentucky
$1.23M – – –
YMRC
138
Yorktown Management & Research Company
Virginia
$1.13M – – –
CAM
139
ClariVest Asset Management
California
$1.12M -$1.73K -51 -0.2%
ASRS
140
Arizona State Retirement System
Arizona
$1.12M +$41.7K +1,232 +4%
ADIM
141
Alpha DNA Investment Management
Maryland
$1.06M +$999K +29,544 New
GC
142
Guggenheim Capital
Illinois
$1.02M -$72.7K -2,150 -7%
Balyasny Asset Management
143
Balyasny Asset Management
Illinois
$1.01M +$957K +28,295 New
Ensign Peak Advisors
144
Ensign Peak Advisors
Utah
$1.01M -$205K -6,050 -18%
Truist Financial
145
Truist Financial
North Carolina
$983K +$403K +11,921 +77%
HSBC Holdings
146
HSBC Holdings
United Kingdom
$935K +$149K +4,414 +20%
FHB
147
First Hawaiian Bank
Hawaii
$918K -$46.1K -1,363 -5%
AAM
148
Advisors Asset Management
Colorado
$916K -$18.6K -551 -2%
JCIA
149
Jackson Creek Investment Advisors
Colorado
$907K -$366K -10,810 -30%
Robeco Institutional Asset Management
150
Robeco Institutional Asset Management
Netherlands
$899K -$205K -6,053 -19%
4 5
6
7 8

RMBS Hedge Fund Activity: Q4 2022 in Review

303 of the 6,221 institutional investors tracked by Wall St. Rank reported a position in Rambus (RMBS) for Q4 2022, worth a combined $3.14B — up 32% from $2.38B a quarter earlier.

Buyers outnumbered sellers: 78 funds opened new RMBS positions and 14 closed out — a net gain of 64 holders — while 83 added to existing stakes and 102 trimmed.

The largest buyer was CAPTRUST Financial Advisors, adding an estimated $34M. The largest seller was Westwood Holdings Group, cutting an estimated $33M.

  • 303 institutional investors held Rambus (RMBS) as of Q4 2022, up from 241 in Q3 2022.
  • Funds reported $3.14B of Rambus stock for Q4 2022, up 32% quarter-over-quarter.
  • 78 funds opened new Rambus positions in Q4 2022 and 14 closed out, a net change of +64 holders.
  • The largest Rambus buyer in Q4 2022 was CAPTRUST Financial Advisors, an estimated $34M added.
  • The largest Rambus seller in Q4 2022 was Westwood Holdings Group, an estimated $33M sold.

Based on aggregated 13F filings for Q4 2022.