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Century Aluminum
CENX

Overview Fund Activity

219 hedge funds and large institutions have $1.72B invested in Century Aluminum in 2025 Q2 according to their latest regulatory filings, with 43 funds opening new positions, 87 increasing their positions, 71 reducing their positions, and 36 closing their positions.

Holders
219
Holders Change
+2
Holders Change %
+0.92%
% of All Funds
2.94%
Holding in Top 10
4
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-20%
% of All Funds
0.05%
New
43
Increased
87
Reduced
71
Closed
36
Calls
$53.2M
Puts
$31M
Net Calls
+$22.1M
Net Calls Change
-$12.8M

Top Buyers

1
Boston Partners
1
Boston Partners
Massachusetts
$31.2M
2
SG
2
Sourcerock Group
Colorado
$25.7M
3
Marshall Wace
3
Marshall Wace
United Kingdom
$9.4M
4
Millennium Management
4
Millennium Management
New York
$9.24M
5
State Street
5
State Street
Massachusetts
$66.1M

Top Sellers

1
PP
1
Pertento Partners
United Kingdom
$0
2
NL
2
Nuveen LLC
North Carolina
$2.14M
3
ECA
3
Encompass Capital Advisors
New York
$1.88M
4
PCM
4
Penn Capital Management
Pennsylvania
$0
5
Invesco
5
Invesco
Georgia
$9.69M
Name Market Value Shares Shares
Change 		Shares
Change %
BHCM
76
Brevan Howard Capital Management
Jersey
$1.54M 85,302 +66,701 +359%
WG
77
Winton Group
United Kingdom
$1.52M 84,497 -1,004 -1%
Two Sigma Investments
78
Two Sigma Investments
New York
$1.47M 81,785 -110,717 -58%
New York State Teachers Retirement System (NYSTRS)
79
New York State Teachers Retirement System (NYSTRS)
New York
$1.47M 81,728 -12,407 -13%
SOW
80
State of Wyoming
Wyoming
$1.4M 77,469 +77,469 New
LIP
81
Lighthouse Investment Partners
Florida
$1.33M 73,612 +3,637 +5%
BFM
82
Boothbay Fund Management
New York
$1.3M 71,937 +61,177 +569%
AllianceBernstein
83
AllianceBernstein
Tennessee
$1.27M 70,700 +10,539 +18%
JF
84
Jump Financial
Illinois
$1.17M 64,895 +64,895 New
AC
85
Aldebaran Capital
Indiana
$1.1M 61,185 -110 -0.2%
LOAMU
86
Lombard Odier Asset Management (USA)
New York
$1.09M 60,411 -2,725 -4%
AQR Capital Management
87
AQR Capital Management
Connecticut
$985K 54,667 +15,666 +40%
AG
88
Algert Global
California
$964K 53,493 -136,751 -72%
HSBC Holdings
89
HSBC Holdings
United Kingdom
$947K 52,399 +27,041 +107%
DTL
90
Dynamic Technology Lab
Singapore
$876K 48,600 +48,600 New
Canada Life
91
Canada Life
Manitoba, Canada
$869K 48,209 +3,649 +8%
California State Teachers Retirement System (CalSTRS)
92
California State Teachers Retirement System (CalSTRS)
California
$864K 47,972 -3,825 -7%
T. Rowe Price Associates
93
T. Rowe Price Associates
Maryland
$839K 46,509 +1,949 +4%
Citigroup
94
Citigroup
New York
$830K 46,033 -38,184 -45%
Jennison Associates
95
Jennison Associates
New York
$814K 45,172 -1,887 -4%
Franklin Resources
96
Franklin Resources
California
$810K 44,924 -793 -2%
CC
97
Centiva Capital
New York
$805K 44,654 +8,050 +22%
QT
98
Quantbot Technologies
New York
$746K 41,380 -79,498 -66%
Bank of Montreal
99
Bank of Montreal
Ontario, Canada
$724K 40,159 -131,930 -77%
Teacher Retirement System of Texas
100
Teacher Retirement System of Texas
Texas
$714K 39,630 +6,216 +19%
2 3
4
5 6