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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
G
1
Glencore
Switzerland
$1.41B -$127M -4,051,409 -10%
BlackRock
2
BlackRock
New York
$372M -$20.1M -643,392 -6%
Vanguard Group
3
Vanguard Group
Pennsylvania
$272M +$34.2M +1,094,257 +19%
State Street
4
State Street
Massachusetts
$168M +$2.43M +77,895 +2%
SG
5
Sourcerock Group
Colorado
$142M +$30.7M +981,519 +37%
Dimensional Fund Advisors
6
Dimensional Fund Advisors
Texas
$108M -$9.25M -296,102 -10%
Morgan Stanley
7
Morgan Stanley
New York
$63M +$5.52M +176,730 +12%
Mirae Asset Global ETFs Holdings
8
Mirae Asset Global ETFs Holdings
Hong Kong
$58.5M +$1.14M +36,422 +2%
Millennium Management
9
Millennium Management
New York
$55.6M +$30.5M +975,359 +220%
Geode Capital Management
10
Geode Capital Management
Massachusetts
$51.7M -$15.4K -493 -0%
D.E. Shaw & Co
11
D.E. Shaw & Co
New York
$46.7M +$30.9M +989,343 +491%
UBS Group
12
UBS Group
Switzerland
$43.5M +$19.9M +636,796 +134%
American Century Companies
13
American Century Companies
Missouri
$38.2M +$6.45M +206,549 +27%
Voloridge Investment Management
14
Voloridge Investment Management
Florida
$36.8M +$4.48M +143,442 +18%
Assenagon Asset Management
15
Assenagon Asset Management
Luxembourg
$34.2M +$14.5M +464,814 +114%
Fisher Asset Management
16
Fisher Asset Management
Washington
$34M -$3.11M -99,631 -10%
IAM
17
Impala Asset Management
Florida
$33.6M +$5.27M +168,805 +25%
UBS AM
18
UBS AM
Illinois
$29.3M -$3.52M -112,813 -13%
Qube Research & Technologies (QRT)
19
Qube Research & Technologies (QRT)
United Kingdom
$28.5M -$3.03M -96,938 -12%
Citadel Advisors
20
Citadel Advisors
Florida
$27.3M -$25.3M -808,479 -54%
Goldman Sachs
21
Goldman Sachs
New York
$26.1M +$3.61M +115,599 +21%
Invesco
22
Invesco
Georgia
$24.7M -$6.88M -220,110 -26%
MPM
23
Mountaineer Partners Management
New York
$23.8M -$1.64M -52,568 -8%
Boston Partners
24
Boston Partners
Massachusetts
$23.5M -$16.9M -539,424 -47%
Charles Schwab
25
Charles Schwab
California
$21M -$199K -6,366 -1%