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Rambus
RMBS

Overview Fund Activity

334 hedge funds and large institutions have $4.81B invested in Rambus in 2023 Q1 according to their latest regulatory filings, with 70 funds opening new positions, 90 increasing their positions, 136 reducing their positions, and 36 closing their positions.

Holders
334
Holders Change
+32
Holders Change %
+10.6%
% of All Funds
5.35%
Holding in Top 10
6
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+200%
% of All Funds
0.1%
New
70
Increased
90
Reduced
136
Closed
36
Calls
$90.8M
Puts
$21.3M
Net Calls
+$69.5M
Net Calls Change
+$58.4M

Top Buyers

1
JPMorgan Chase & Co
1
JPMorgan Chase & Co
New York
$193M
2
WRCM
2
Whale Rock Capital Management
Massachusetts
$39.1M
3
JPMPWA
3
J.P. Morgan Private Wealth Advisors
California
$37.8M
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$36.6M
5
Arrowstreet Capital
5
Arrowstreet Capital
Massachusetts
$25.2M

Top Sellers

1
Neuberger Berman Group
1
Neuberger Berman Group
New York
$181M
2
Dimensional Fund Advisors
2
Dimensional Fund Advisors
Texas
$143M
3
Ameriprise
3
Ameriprise
Minnesota
$217M
4
Loomis, Sayles & Company
4
Loomis, Sayles & Company
Massachusetts
$102M
5
VNIM
5
Vaughan Nelson Investment Management
Texas
$57.7M
Name Market Value Shares Shares
Change 		Shares
Change %
Primecap Management
51
Primecap Management
California
$12.2M 238,663 – –
Natixis Advisors
52
Natixis Advisors
Massachusetts
$11.9M 232,360 -66,720 -22%
Swiss National Bank
53
Swiss National Bank
Switzerland
$11.9M 232,000 -34,900 -13%
Thrivent Financial for Lutherans
54
Thrivent Financial for Lutherans
Minnesota
$11.8M 230,218 -6,101 -3%
PI
55
Putnam Investments
Massachusetts
$11.3M 220,445 +154,279 +233%
GT
56
Glenmede Trust
Pennsylvania
$11.2M 217,998 -278,243 -56%
Voloridge Investment Management
57
Voloridge Investment Management
Florida
$11.1M 216,563 +158,040 +270%
CS
58
Credit Suisse
Switzerland
$10.7M 208,955 +49,280 +31%
Jacobs Levy Equity Management
59
Jacobs Levy Equity Management
New Jersey
$10.4M 203,026 +86,222 +74%
RA
60
Royce & Associates
New York
$10.3M 201,652 -20,638 -9%
MIIM
61
Mesirow Institutional Investment Management
Illinois
$10.1M 197,731 -15,565 -7%
Public Sector Pension Investment Board (PSP Investments)
62
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$9.69M 189,036 -6,504 -3%
HighTower Advisors
63
HighTower Advisors
Illinois
$9.32M 181,864 -27 -0%
EAM
64
Eagle Asset Management
Florida
$9.31M 181,689 -9,620 -5%
SEI Investments
65
SEI Investments
Pennsylvania
$8.61M 167,936 -50,580 -23%
RHJA
66
Rice Hall James & Associates
California
$7.65M 149,236 -3,042 -2%
CCM
67
Cinctive Capital Management
New York
$7.65M 149,230 +149,230 New
AllianceBernstein
68
AllianceBernstein
Tennessee
$7.53M 146,932 -20,348 -12%
UBS AM
69
UBS AM
Illinois
$6.89M 134,395 +4,424 +3%
California State Teachers Retirement System (CalSTRS)
70
California State Teachers Retirement System (CalSTRS)
California
$6.88M 134,194 -4,647 -3%
HIM
71
Hillsdale Investment Management
Ontario, Canada
$6.46M 126,100 -4,300 -3%
BNP Paribas Financial Markets
72
BNP Paribas Financial Markets
France
$6.06M 118,278 +26,938 +29%
First Trust Advisors
73
First Trust Advisors
Illinois
$6.01M 117,282 -10,764 -8%
EGI
74
EAM Global Investors
California
$5.98M 116,615 +64,401 +123%
COPPSERS
75
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$5.83M 113,805 -1,225 -1%
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