We are live on ! Find out more
CENX icon

Century Aluminum

255 hedge funds and large institutions have $2.83B invested in Century Aluminum in 2025 Q3 according to their latest regulatory filings, with 68 funds opening new positions, 82 increasing their positions, 79 reducing their positions, and 33 closing their positions.

New
Increased
Maintained
Reduced
Closed

118% more call options, than puts

Call options by funds: $127M | Put options by funds: $58M

106% more first-time investments, than exits

New positions opened: 68 | Existing positions closed: 33

75% more funds holding in top 10

Funds holding in top 10: 47 (+3)

65% more capital invested

Capital invested by funds: $1.72B → $2.83B (+$1.11B)

15% more funds holding

Funds holding: 221255 (+34)

4% more repeat investments, than reductions

Existing positions increased: 82 | Existing positions reduced: 79

1% more ownership

Funds ownership: 102.35%103.35% (+1%)

Holders
255
Holders Change
+34
Holders Change %
+15.38%
% of All Funds
3.35%
Holding in Top 10
7
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+75%
% of All Funds
0.09%
New
68
Increased
82
Reduced
79
Closed
33
Calls
$127M
Puts
$58M
Net Calls
+$68.7M
Net Calls Change
+$42.8M
Name Holding Trade Value Shares
Change
Change in
Stake
MAM
51
Monaco Asset Management
Monaco
$4.95M -$1.39M -61,248 -27%
Jane Street
52
Jane Street
New York
$4.88M +$264K +11,640 +8%
EP
53
Edgestream Partners
New Jersey
$4.61M +$3.56M +156,867 New
Wells Fargo
54
Wells Fargo
California
$4.59M +$935K +41,254 +36%
ICM
55
Invenomic Capital Management
Massachusetts
$4.56M +$3.52M +155,269 New
Baird Financial Group
56
Baird Financial Group
Wisconsin
$4.54M +$3.5M +154,578 New
WHGC
57
Wealth High Governance Capital
Brazil
$4.4M +$3.4M +150,000 New
RA
58
Royce & Associates
New York
$4.36M +$3.36M +148,460 New
RhumbLine Advisers
59
RhumbLine Advisers
Massachusetts
$4.32M +$2.7K +119 +0.1%
CCIA
60
Campbell & Co Investment Adviser
Maryland
$4.2M +$2.79M +123,285 +621%
Ameriprise
61
Ameriprise
Minnesota
$4.19M +$286K +12,629 +10%
Legal & General Group
62
Legal & General Group
United Kingdom
$3.92M +$21.7K +956 +0.7%
Raymond James Financial
63
Raymond James Financial
Florida
$3.81M +$143K +6,305 +5%
State of Wisconsin Investment Board
64
State of Wisconsin Investment Board
Wisconsin
$3.75M -$1.72M -75,888 -37%
CSS
65
Cubist Systematic Strategies
Connecticut
$3.53M +$2.73M +120,344 New
BFM
66
Boothbay Fund Management
New York
$3.52M +$1.09M +47,981 +67%
N
67
Nuveen
North Carolina
$3.42M -$48.8K -2,153 -2%
BNP Paribas Financial Markets
68
BNP Paribas Financial Markets
France
$3.41M +$51.1K +2,255 +2%
Walleye Trading
69
Walleye Trading
New York
$3.35M +$2.52M +111,372 +4,125%
Swiss National Bank
70
Swiss National Bank
Switzerland
$3.18M +$61.2K +2,700 +3%
AC
71
Amitell Capital
Singapore
$3.17M +$2.45M +108,000 New
Victory Capital Management
72
Victory Capital Management
Texas
$3.11M +$183K +8,081 +8%
Deutsche Bank
73
Deutsche Bank
Germany
$3.08M +$105K +4,633 +5%
BGDI
74
BW Gestao de Investimentos
Brazil
$2.94M +$2.27M +100,000 New
CM
75
CoreCommodity Management
Connecticut
$2.55M -$2.65M -117,076 -57%

CENX Hedge Fund Activity: Q3 2025 in Review

255 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Century Aluminum (CENX) for Q3 2025, worth a combined $2.83B — up 65% from $1.72B a quarter earlier.

Buyers outnumbered sellers: 68 funds opened new CENX positions and 33 closed out — a net gain of 35 holders — while 82 added to existing stakes and 79 trimmed.

The largest buyer was Sourcerock Group, adding an estimated $27.6M. The largest seller was Wexford Capital, cutting an estimated $28.8M.

  • 255 institutional investors held Century Aluminum (CENX) as of Q3 2025, up from 221 in Q2 2025.
  • Funds reported $2.83B of Century Aluminum stock for Q3 2025, up 65% quarter-over-quarter.
  • 68 funds opened new Century Aluminum positions in Q3 2025 and 33 closed out, a net change of +35 holders.
  • The largest Century Aluminum buyer in Q3 2025 was Sourcerock Group, an estimated $27.6M added.
  • The largest Century Aluminum seller in Q3 2025 was Wexford Capital, an estimated $28.8M sold.

Based on aggregated 13F filings for Q3 2025.