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Century Aluminum

386 hedge funds and large institutions have $5.92B invested in Century Aluminum in 2026 Q1 according to their latest regulatory filings, with 108 funds opening new positions, 128 increasing their positions, 122 reducing their positions, and 41 closing their positions.

New
Increased
Maintained
Reduced
Closed

215% more call options, than puts

Call options by funds: $162M | Put options by funds: $51.5M

163% more first-time investments, than exits

New positions opened: 108 | Existing positions closed: 41

51% more capital invested

Capital invested by funds: $3.91B → $5.92B (+$2.01B)

19% more funds holding

Funds holding: 325386 (+61)

5% more repeat investments, than reductions

Existing positions increased: 128 | Existing positions reduced: 122

0% more funds holding in top 10

Funds holding in top 10: 1313 (0)

5.01% less ownership

Funds ownership: 107.02%102% (-5%)

Holders
386
Holders Change
+61
Holders Change %
+18.77%
% of All Funds
4.75%
Holding in Top 10
13
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.16%
New
108
Increased
128
Reduced
122
Closed
41
Calls
$162M
Puts
$51.5M
Net Calls
+$111M
Net Calls Change
-$15.9M
Name Holding Trade Value Shares
Change
Change in
Stake
G
1
Glencore
Switzerland
$1.74B -$317M -6,315,245 -18%
BlackRock
2
BlackRock
New York
$529M -$23.8M -474,188 -5%
State Street
3
State Street
Massachusetts
$274M +$18.6M +371,829 +9%
VPM
4
Vanguard Portfolio Management
Pennsylvania
$249M +$213M +4,241,557 New
SG
5
Sourcerock Group
Colorado
$158M -$46.9M -934,735 -26%
Fidelity Investments
6
Fidelity Investments
Massachusetts
$156M +$133M +2,651,348 +30,454%
VCM
7
Vanguard Capital Management
Pennsylvania
$152M +$130M +2,586,107 New
Dimensional Fund Advisors
8
Dimensional Fund Advisors
Texas
$129M -$28.8M -574,210 -21%
Invesco
9
Invesco
Georgia
$122M +$72.6M +1,447,116 +230%
Millennium Management
10
Millennium Management
New York
$117M +$28.6M +569,593 +40%
Assenagon Asset Management
11
Assenagon Asset Management
Luxembourg
$107M +$48M +957,571 +110%
Morgan Stanley
12
Morgan Stanley
New York
$93M -$1.2M -23,863 -1%
ECA
13
Encompass Capital Advisors
New York
$91M +$52.7M +1,051,525 +210%
Geode Capital Management
14
Geode Capital Management
Massachusetts
$90.4M +$11.1M +221,709 +17%
D.E. Shaw & Co
15
D.E. Shaw & Co
New York
$84.1M +$12.2M +242,432 +20%
Jane Street
16
Jane Street
New York
$77.5M +$64.1M +1,279,424 +3,082%
Citadel Advisors
17
Citadel Advisors
Florida
$77.5M +$31.3M +623,650 +89%
IAM
18
Impala Asset Management
Florida
$57.2M +$5.88M +117,195 +14%
Fisher Asset Management
19
Fisher Asset Management
Washington
$50M -$784K -15,643 -2%
Mirae Asset Global ETFs Holdings
20
Mirae Asset Global ETFs Holdings
Hong Kong
$46.9M -$34.8M -693,692 -46%
BA
21
Bridgewater Associates
Connecticut
$43M +$23.1M +460,719 +170%
Voloridge Investment Management
22
Voloridge Investment Management
Florida
$42.3M -$11M -219,590 -23%
Bank of America
23
Bank of America
North Carolina
$35.7M +$15.1M +301,268 +98%
Allspring Global Investments
24
Allspring Global Investments
North Carolina
$35.7M +$5.32M +106,154 +23%
Deutsche Bank
25
Deutsche Bank
Germany
$35.1M +$24.6M +489,747 +452%