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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
Allspring Global Investments
176
Allspring Global Investments
North Carolina
$548K +$106K +3,141 +26%
CCIA
177
Campbell & Co Investment Adviser
Maryland
$515K -$377K -11,154 -44%
Osaic Holdings
178
Osaic Holdings
Arizona
$511K -$56.6K -1,675 -11%
AFA
179
Abacus FCF Advisors
Florida
$509K +$481K +14,221 New
HMS
180
Hanseatic Management Services
New Mexico
$509K +$481K +14,223 New
MC
181
Moors & Cabot
Massachusetts
$500K -$11.8K -350 -2%
FC
182
FORA Capital
Florida
$497K +$469K +13,882 New
PAMS
183
Pictet Asset Management (Switzerland)
Switzerland
$481K +$180K +5,334 +66%
ACM
184
Aquatic Capital Management
Illinois
$473K +$325K +9,600 +267%
YIH
185
Y-Intercept (HK)
Hong Kong
$466K +$440K +13,007 New
Mariner
186
Mariner
Kansas
$446K +$19.3K +571 +5%
KI
187
Kula Investments
Illinois
$446K +$421K +12,440 New
USAA
188
United Services Automobile Association
Texas
$434K – – –
CAN
189
Cetera Advisor Networks
California
$430K +$30.2K +894 +8%
HFM
190
Harvest Fund Management
China
$425K +$371K +10,957 +759%
API
191
Advisor Partners II
California
$385K +$26.2K +774 +8%
NA
192
Navellier & Associates
Nevada
$379K +$358K +10,579 New
AIP
193
Ameritas Investment Partners
Nebraska
$366K +$8.02K +237 +3%
CIM
194
Contravisory Investment Management
Massachusetts
$362K +$46.6K +1,379 +16%
Cambridge Investment Research Advisors
195
Cambridge Investment Research Advisors
Iowa
$353K +$1.73K +51 +0.5%
MM
196
MQS Management
New York
$353K +$333K +9,852 New
KBC Group
197
KBC Group
Belgium
$345K – – –
FIM
198
Freedom Investment Management
Connecticut
$343K -$45.6K -1,348 -12%
QC
199
Quadrature Capital
United Kingdom
$342K +$323K +9,541 New
CIP
200
Cornerstone Investment Partners
Georgia
$333K -$10.1K -300 -3%
6 7
8
9 10

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.