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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 %
BlackRock
1
BlackRock
New York
$916M 17,864,310 +295,147 +2%
Vanguard Group
2
Vanguard Group
Pennsylvania
$649M 12,669,047 +188,467 +2%
State Street
3
State Street
Massachusetts
$234M 4,562,155 +206,003 +5%
Ameriprise
4
Ameriprise
Minnesota
$217M 4,238,168 -651,561 -13%
JPMorgan Chase & Co
5
JPMorgan Chase & Co
New York
$193M 3,756,514 +3,333,307 +788%
Neuberger Berman Group
6
Neuberger Berman Group
New York
$181M 3,532,777 -1,061,824 -23%
Dimensional Fund Advisors
7
Dimensional Fund Advisors
Texas
$143M 2,786,888 -772,284 -22%
Wellington Management Group
8
Wellington Management Group
Massachusetts
$126M 2,466,033 -266,119 -10%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$108M 2,114,608 +101,970 +5%
Loomis, Sayles & Company
10
Loomis, Sayles & Company
Massachusetts
$102M 1,995,172 -474,945 -19%
Lord, Abbett & Co
11
Lord, Abbett & Co
New Jersey
$98.8M 1,926,558 -171,307 -8%
Northern Trust
12
Northern Trust
Illinois
$81M 1,580,721 -3,223 -0.2%
WHG
13
Westwood Holdings Group
Texas
$77.7M 1,515,534 -429,730 -22%
CAPTRUST Financial Advisors
14
CAPTRUST Financial Advisors
North Carolina
$68.9M 1,345,470 +56,803 +4%
HRCM
15
Hood River Capital Management
Florida
$61.4M 1,198,294 +48,541 +4%
SAM
16
Silvercrest Asset Management
New York
$59.7M 1,165,340 -36,572 -3%
VNIM
17
Vaughan Nelson Investment Management
Texas
$57.7M 1,126,550 -471,420 -30%
D.E. Shaw & Co
18
D.E. Shaw & Co
New York
$54.9M 1,070,599 -152,948 -13%
Nuveen Asset Management
19
Nuveen Asset Management
Illinois
$53.5M 1,043,437 +49,595 +5%
Bank of New York Mellon
20
Bank of New York Mellon
New York
$52.6M 1,025,342 -58,671 -5%
Norges Bank
21
Norges Bank
Norway
$50.7M 989,109 -170,806 -15%
Morgan Stanley
22
Morgan Stanley
New York
$50.4M 983,120 -48,939 -5%
Invesco
23
Invesco
Georgia
$47.5M 927,484 +152,126 +20%
Charles Schwab
24
Charles Schwab
California
$41.6M 812,326 +4,317 +0.5%
Millennium Management
25
Millennium Management
New York
$40.5M 789,476 +313,795 +66%
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