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Rambus

213 hedge funds and large institutions have $1.86B invested in Rambus in 2021 Q1 according to their latest regulatory filings, with 30 funds opening new positions, 57 increasing their positions, 86 reducing their positions, and 38 closing their positions.

New
Increased
Maintained
Reduced
Closed

11% more capital invested

Capital invested by funds: $1.68B → $1.86B (+$184M)

1.42% more ownership

Funds ownership: 84.29%85.7% (+1.4%)

7% more call options, than puts

Call options by funds: $18.9M | Put options by funds: $17.6M

0% more funds holding in top 10

Funds holding in top 10: 22 (0)

5% less funds holding

Funds holding: 224213 (-11)

21% less first-time investments, than exits

New positions opened: 30 | Existing positions closed: 38

34% less repeat investments, than reductions

Existing positions increased: 57 | Existing positions reduced: 86

Holders
213
Holders Change
-11
Holders Change %
-4.91%
% of All Funds
3.74%
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.04%
New
30
Increased
57
Reduced
86
Closed
38
Calls
$18.9M
Puts
$17.6M
Net Calls
+$1.26M
Net Calls Change
+$10.1M
Name Holding Trade Value Shares
Change
Change in
Stake
RA
101
Royce & Associates
New York
$894K -$440K -21,924 -32%
Schroder Investment Management Group
102
Schroder Investment Management Group
United Kingdom
$868K +$897K +44,638 New
MWNA
103
Marshall Wace North America
New York
$851K +$559K +27,855 +175%
EMG
104
ETF Managers Group
New Jersey
$809K +$344K +17,120 +68%
VRS
105
Virginia Retirement Systems
Virginia
$801K -$66.3K -3,300 -7%
MIM
106
MetLife Investment Management
New Jersey
$738K -$114K -5,697 -13%
KJHP
107
K.J. Harrison & Partners
Ontario, Canada
$680K
ProShare Advisors
108
ProShare Advisors
Maryland
$653K +$126K +6,296 +23%
ASRS
109
Arizona State Retirement System
Arizona
$645K +$3.56K +177 +0.5%
TRSOTSOK
110
Teachers Retirement System of the State of Kentucky
Kentucky
$628K +$92.4K +4,600 +17%
GAM
111
Gotham Asset Management
New York
$573K +$592K +29,451 New
MLICM
112
Metropolitan Life Insurance Company (MetLife)
New York
$570K -$16.7K -831 -3%
Robeco Institutional Asset Management
113
Robeco Institutional Asset Management
Netherlands
$548K -$1.71M -85,150 -75%
WG
114
Winton Group
United Kingdom
$543K +$210K +10,467 +60%
MAM
115
Martingale Asset Management
Massachusetts
$531K -$277K -13,800 -34%
T. Rowe Price Associates
116
T. Rowe Price Associates
Maryland
$507K +$524K +26,067 New
Jane Street
117
Jane Street
New York
$501K +$264K +13,146 +104%
Millennium Management
118
Millennium Management
New York
$499K -$7.54M -375,208 -94%
ACI
119
AMP Capital Investors
Australia
$493K -$236K -11,730 -32%
AC
120
Athanor Capital
New York
$490K +$295K +14,680 +140%
CSS
121
Cubist Systematic Strategies
Connecticut
$464K -$1.83M -91,143 -79%
IA
122
IndexIQ Advisors
New York
$407K +$41.1K +2,046 +11%
II
123
Inspire Investing
Idaho
$398K -$5.82K -290 -1%
Public Employees Retirement Association of Colorado
124
Public Employees Retirement Association of Colorado
Colorado
$381K
QCM
125
Quantinno Capital Management
New York
$372K

RMBS Hedge Fund Activity: Q1 2021 in Review

213 of the 5,695 institutional investors tracked by Wall St. Rank reported a position in Rambus (RMBS) for Q1 2021, worth a combined $1.86B — up 11% from $1.68B a quarter earlier.

Sellers outnumbered buyers: 38 funds closed out of RMBS and 30 opened new positions — a net loss of 8 holders — while 86 trimmed existing stakes and 57 added.

The largest buyer was Lynrock Lake LP, adding an estimated $21.6M. The largest seller was Renaissance Technologies, cutting an estimated $21M.

  • 213 institutional investors held Rambus (RMBS) as of Q1 2021, down from 224 in Q4 2020.
  • Funds reported $1.86B of Rambus stock for Q1 2021, up 11% quarter-over-quarter.
  • 30 funds opened new Rambus positions in Q1 2021 and 38 closed out, a net change of -8 holders.
  • The largest Rambus buyer in Q1 2021 was Lynrock Lake LP, an estimated $21.6M added.
  • The largest Rambus seller in Q1 2021 was Renaissance Technologies, an estimated $21M sold.

Based on aggregated 13F filings for Q1 2021.