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Rambus
RMBS

Overview Fund Activity

390 hedge funds and large institutions have $6.13B invested in Rambus in 2023 Q2 according to their latest regulatory filings, with 95 funds opening new positions, 137 increasing their positions, 128 reducing their positions, and 37 closing their positions.

Holders
390
Holders Change
+56
Holders Change %
+16.77%
% of All Funds
6.15%
Holding in Top 10
3
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-50%
% of All Funds
0.05%
New
95
Increased
137
Reduced
128
Closed
37
Calls
$199M
Puts
$58.6M
Net Calls
+$141M
Net Calls Change
+$71.2M

Top Buyers

1
PCH
1
Polar Capital Holdings
United Kingdom
$84M
2
Invesco
2
Invesco
Georgia
$121M
3
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$45.1M
4
MC
4
Maplelane Capital
New York
$34.8M
5
Morgan Stanley
5
Morgan Stanley
New York
$96.8M

Top Sellers

1
Ameriprise
1
Ameriprise
Minnesota
$168M
2
WHG
2
Westwood Holdings Group
Texas
$14M
3
Neuberger Berman Group
3
Neuberger Berman Group
New York
$179M
4
Wellington Management Group
4
Wellington Management Group
Massachusetts
$120M
5
Loomis, Sayles & Company
5
Loomis, Sayles & Company
Massachusetts
$93.6M
Name Market Value Shares Shares
Change 		Shares
Change %
T. Rowe Price Associates
26
T. Rowe Price Associates
Maryland
$45.1M 702,154 +646,402 +1,159%
JPMPWA
27
J.P. Morgan Private Wealth Advisors
California
$43.8M 682,918 -54,404 -7%
Swedbank
28
Swedbank
Sweden
$41.7M 650,000 +350,000 +117%
D.E. Shaw & Co
29
D.E. Shaw & Co
New York
$39.8M 619,792 -450,807 -42%
DCM
30
Driehaus Capital Management
Illinois
$39M 607,623 +36,179 +6%
Fidelity Investments
31
Fidelity Investments
Massachusetts
$35.4M 552,064 -162,450 -23%
MC
32
Maplelane Capital
New York
$34.8M 542,261 +542,261 New
Millennium Management
33
Millennium Management
New York
$31M 483,586 -305,890 -39%
SSA
34
Schonfeld Strategic Advisors
New York
$29.2M 455,382 +455,382 New
Legal & General Group
35
Legal & General Group
United Kingdom
$26.5M 413,300 +98,879 +31%
PAM
36
Panagora Asset Management
Massachusetts
$26.3M 409,157 -18,421 -4%
Arrowstreet Capital
37
Arrowstreet Capital
Massachusetts
$23.6M 367,095 -125,184 -25%
Man Group
38
Man Group
United Kingdom
$23.2M 361,064 +361,064 New
Twin Tree Management
39
Twin Tree Management
Texas
$23M 358,789 +296,755 +478%
FAM
40
Fred Alger Management
New York
$22.7M 353,441 +353,441 New
Macquarie Group
41
Macquarie Group
Australia
$22.1M 344,902 +344,902 New
PWAM
42
Park West Asset Management
California
$21.5M 335,000 -165,000 -33%
RhumbLine Advisers
43
RhumbLine Advisers
Massachusetts
$20M 311,965 -4,124 -1%
Renaissance Technologies
44
Renaissance Technologies
New York
$20M 311,686 +53,700 +21%
Goldman Sachs
45
Goldman Sachs
New York
$19.3M 300,215 -75,293 -20%
EA
46
Emerald Advisers
Pennsylvania
$18.6M 289,246 +237,783 +462%
Mirae Asset Global Investments
47
Mirae Asset Global Investments
South Korea
$17.9M 279,065 +13,719 +5%
JAM
48
Jupiter Asset Management
United Kingdom
$17.9M 278,535 +278,535 New
GLA
49
Great Lakes Advisors
Illinois
$17.8M 277,880 +269,173 +3,091%
New York State Common Retirement Fund
50
New York State Common Retirement Fund
New York
$17.3M 269,510 -12,975 -5%
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