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Rambus
RMBS

Overview Fund Activity

396 hedge funds and large institutions have $6.68B invested in Rambus in 2023 Q4 according to their latest regulatory filings, with 92 funds opening new positions, 119 increasing their positions, 144 reducing their positions, and 39 closing their positions.

Holders
396
Holders Change
+48
Holders Change %
+13.79%
% of All Funds
5.81%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.06%
New
92
Increased
119
Reduced
144
Closed
39
Calls
$96.8M
Puts
$53.7M
Net Calls
+$43.1M
Net Calls Change
-$30.4M

Top Buyers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$268M
2
Millennium Management
2
Millennium Management
New York
$127M
3
Lord, Abbett & Co
3
Lord, Abbett & Co
New Jersey
$171M
4
Morgan Stanley
4
Morgan Stanley
New York
$132M
5
JPMorgan Chase & Co
5
JPMorgan Chase & Co
New York
$362M

Top Sellers

1
BlackRock
1
BlackRock
New York
$1.06B
2
Ameriprise
2
Ameriprise
Minnesota
$99.5M
3
WRCM
3
Whale Rock Capital Management
Massachusetts
$0
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$776M
5
Neuberger Berman Group
5
Neuberger Berman Group
New York
$160M
Name Market Value Shares Shares
Change 		Shares
Change %
VNIM
26
Vaughan Nelson Investment Management
Texas
$56.1M 822,397 -389,275 -32%
VOYA Investment Management
27
VOYA Investment Management
Georgia
$52.8M 773,166 +492,241 +175%
DCM
28
Driehaus Capital Management
Illinois
$52.7M 772,842 +163,851 +27%
Swedbank
29
Swedbank
Sweden
$51.2M 750,000 -50,000 -6%
Macquarie Group
30
Macquarie Group
Australia
$50.8M 743,748 +104,942 +16%
FAM
31
Fred Alger Management
New York
$49.3M 722,959 -82,672 -10%
Rafferty Asset Management
32
Rafferty Asset Management
New York
$46.3M 677,660 +80,670 +14%
Barclays
33
Barclays
United Kingdom
$46.1M 675,329 +367,843 +120%
EAM
34
Eagle Asset Management
Florida
$44.3M 648,571 +156,914 +32%
SPPAM
35
Summit Partners Public Asset Management
Massachusetts
$40.6M 594,626 +362,918 +157%
SAM
36
Silvercrest Asset Management
New York
$40.5M 592,862 -3,311 -0.6%
Bank of America
37
Bank of America
North Carolina
$39.6M 579,508 -55,716 -9%
UBS Group
38
UBS Group
Switzerland
$34.5M 505,665 +277,889 +122%
PI
39
Putnam Investments
Massachusetts
$27.3M 400,704 +19,023 +5%
PAM
40
Panagora Asset Management
Massachusetts
$27.3M 399,407 -8,861 -2%
BNP Paribas Financial Markets
41
BNP Paribas Financial Markets
France
$24.7M 361,598 +85,916 +31%
EA
42
Emerald Advisers
Pennsylvania
$24.5M 358,693 -5,586 -2%
HF
43
HRT Financial
New York
$22.8M 334,023 +334,023 New
RhumbLine Advisers
44
RhumbLine Advisers
Massachusetts
$22.7M 332,041 +19,690 +6%
Mirae Asset Global Investments
45
Mirae Asset Global Investments
South Korea
$22.4M 328,689 -17,155 -5%
Fidelity Investments
46
Fidelity Investments
Massachusetts
$22.3M 327,087 +13,835 +4%
CM
47
Cercano Management
Washington
$21.9M 320,184 +320,184 New
EMFAT
48
Emerald Mutual Fund Advisers Trust
Pennsylvania
$20.2M 295,566 – –
Jane Street
49
Jane Street
New York
$19.2M 281,011 +180,641 +180%
Artisan Partners
50
Artisan Partners
Wisconsin
$18.4M 269,818 -11,070 -4%
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