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Century Aluminum

325 hedge funds and large institutions have $3.91B invested in Century Aluminum in 2025 Q4 according to their latest regulatory filings, with 103 funds opening new positions, 107 increasing their positions, 92 reducing their positions, and 28 closing their positions.

New
Increased
Maintained
Reduced
Closed

268% more first-time investments, than exits

New positions opened: 103 | Existing positions closed: 28

199% more call options, than puts

Call options by funds: $190M | Put options by funds: $63.7M

86% more funds holding in top 10

Funds holding in top 10: 713 (+6)

38% more capital invested

Capital invested by funds: $2.83B → $3.91B (+$1.08B)

27% more funds holding

Funds holding: 255325 (+70)

16% more repeat investments, than reductions

Existing positions increased: 107 | Existing positions reduced: 92

3.67% more ownership

Funds ownership: 103.35%107.02% (+3.7%)

Holders
325
Holders Change
+70
Holders Change %
+27.45%
% of All Funds
3.95%
Holding in Top 10
13
Holding in Top 10 Change
+6
Holding in Top 10 Change %
+85.71%
% of All Funds
0.16%
New
103
Increased
107
Reduced
92
Closed
28
Calls
$190M
Puts
$63.7M
Net Calls
+$127M
Net Calls Change
+$58M
Name Holding Trade Value Shares
Change
Change in
Stake
Renaissance Technologies
76
Renaissance Technologies
New York
$4.62M -$7.72M -247,100 -68%
N
77
Nuveen
North Carolina
$4.6M +$20.5K +657 +0.6%
Canada Life
78
Canada Life
Manitoba, Canada
$4.57M +$2.24M +71,655 +160%
WP
79
Woodline Partners
California
$4.52M -$3.28M -104,970 -48%
QT
80
Quantbot Technologies
New York
$4.43M +$2.47M +79,137 +234%
Swiss National Bank
81
Swiss National Bank
Switzerland
$4.33M +$62.5K +2,000 +2%
Walleye Capital
82
Walleye Capital
New York
$4.26M +$3.4M +108,690 +178,180%
Deutsche Bank
83
Deutsche Bank
Germany
$4.24M +$103K +3,292 +3%
MM
84
Marnell Management
Michigan
$4.19M +$3.34M +107,056 New
Victory Capital Management
85
Victory Capital Management
Texas
$4.19M +$30.7K +983 +0.9%
TI
86
Trexquant Investment
Connecticut
$4.18M -$2.58M -82,639 -44%
JFG
87
Jefferies Financial Group
New York
$4.18M -$3.33M -106,650 -50%
Barclays
88
Barclays
United Kingdom
$4.11M +$578K +18,489 +21%
Bessemer Group
89
Bessemer Group
New Jersey
$4.01M +$3.19M +102,204 +54,076%
CAU
90
Caxton Associates (UK)
$3.97M +$1.22M +39,092 +63%
TCM
91
Thomist Capital Management
Texas
$3.97M +$500K +16,009 +19%
SBH
92
Segall Bryant & Hamill
Illinois
$3.9M +$1.81M +57,959 +139%
BNP Paribas Financial Markets
93
BNP Paribas Financial Markets
France
$3.88M -$536K -17,140 -15%
VCM
94
Voleon Capital Management
California
$3.83M +$930K +29,760 +44%
Ameriprise
95
Ameriprise
Minnesota
$3.82M -$1.41M -45,259 -32%
WHGC
96
Wealth High Governance Capital
Brazil
$3.82M -$1.64M -52,566 -35%
First Trust Advisors
97
First Trust Advisors
Illinois
$3.82M +$3.04M +97,419 New
CCIA
98
Campbell & Co Investment Adviser
Maryland
$3.81M -$1.44M -46,000 -32%
EI
99
EAM Investors
California
$3.71M +$2.96M +94,627 New
AI
100
Atom Investors
Texas
$3.27M +$2.61M +83,374 New