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236 hedge funds and large institutions have $2.07B invested in Rambus in 2021 Q3 according to their latest regulatory filings, with 35 funds opening new positions, 65 increasing their positions, 84 reducing their positions, and 15 closing their positions.

New
Increased
Maintained
Reduced
Closed

133% more first-time investments, than exits

New positions opened: 35 | Existing positions closed: 15

19% more call options, than puts

Call options by funds: $29.1M | Put options by funds: $24.5M

8% more funds holding

Funds holding: 219236 (+17)

0% more funds holding in top 10

Funds holding in top 10: 33 (0)

0.47% less ownership

Funds ownership: 86.27%85.81% (-0.47%)

10% less capital invested

Capital invested by funds: $2.3B → $2.07B (-$226M)

23% less repeat investments, than reductions

Existing positions increased: 65 | Existing positions reduced: 84

Holders
236
Holders Change
+17
Holders Change %
+7.76%
% of All Funds
4.13%
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.05%
New
35
Increased
65
Reduced
84
Closed
15
Calls
$29.1M
Puts
$24.5M
Net Calls
+$4.63M
Net Calls Change
-$1.1M
Name Holding Trade Value Shares
Change
Change in
Stake
SHCM
101
Shelter Haven Capital Management
New Jersey
$1.11M -$12.9M -549,302 -92%
AQR Capital Management
102
AQR Capital Management
Connecticut
$1.07M -$559K -23,763 -33%
GTCM
103
Gyon Technologies Capital Management
New Jersey
$1.02M +$702K +29,836 +183%
MAM
104
Martingale Asset Management
Massachusetts
$1.02M +$588K +24,999 +120%
OPERF
105
Oregon Public Employees Retirement Fund
Oregon
$1.01M -$4.71K -200 -0.4%
MSRPS
106
Maryland State Retirement & Pension System
Maryland
$960K +$1.01M +42,848 New
Jane Street
107
Jane Street
New York
$906K -$121K -5,152 -11%
Robeco Institutional Asset Management
108
Robeco Institutional Asset Management
Netherlands
$852K +$560K +23,796 +163%
EGI
109
EAM Global Investors
California
$846K -$1.48M -63,023 -62%
MIM
110
MetLife Investment Management
New Jersey
$843K
Bank of Montreal
111
Bank of Montreal
Ontario, Canada
$809K -$51K -2,165 -6%
T. Rowe Price Associates
112
T. Rowe Price Associates
Maryland
$779K +$168K +7,117 +25%
Boston Partners
113
Boston Partners
Massachusetts
$769K -$94K -3,995 -10%
EMG
114
ETF Managers Group
New Jersey
$746K +$60.5K +2,570 +8%
Marshall Wace
115
Marshall Wace
United Kingdom
$721K +$765K +32,482 New
TRSOTSOK
116
Teachers Retirement System of the State of Kentucky
Kentucky
$717K
E
117
Ergoteles
New York
$699K +$742K +31,500 New
BFM
118
Boothbay Fund Management
New York
$695K +$132K +5,607 +22%
Jacobs Levy Equity Management
119
Jacobs Levy Equity Management
New Jersey
$693K +$734K +31,200 New
GAM
120
Gotham Asset Management
New York
$682K +$263K +11,174 +57%
ASRS
121
Arizona State Retirement System
Arizona
$680K -$7.56K -321 -1%
MLICM
122
Metropolitan Life Insurance Company (MetLife)
New York
$631K -$70.6K -3,001 -10%
Handelsbanken Fonder
123
Handelsbanken Fonder
Sweden
$584K
Tudor Investment Corp
124
Tudor Investment Corp
Connecticut
$563K +$597K +25,359 New
IA
125
IndexIQ Advisors
New York
$513K +$54.5K +2,317 +11%

RMBS Hedge Fund Activity: Q3 2021 in Review

236 of the 5,712 institutional investors tracked by Wall St. Rank reported a position in Rambus (RMBS) for Q3 2021, worth a combined $2.07B — down 9.8% from $2.3B a quarter earlier.

Buyers outnumbered sellers: 35 funds opened new RMBS positions and 15 closed out — a net gain of 20 holders — while 65 added to existing stakes and 84 trimmed.

The largest buyer was Millennium Management, adding an estimated $13.1M. The largest seller was BlackRock, cutting an estimated $32.8M.

  • 236 institutional investors held Rambus (RMBS) as of Q3 2021, up from 219 in Q2 2021.
  • Funds reported $2.07B of Rambus stock for Q3 2021, down 9.8% quarter-over-quarter.
  • 35 funds opened new Rambus positions in Q3 2021 and 15 closed out, a net change of +20 holders.
  • The largest Rambus buyer in Q3 2021 was Millennium Management, an estimated $13.1M added.
  • The largest Rambus seller in Q3 2021 was BlackRock, an estimated $32.8M sold.

Based on aggregated 13F filings for Q3 2021.