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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
Prudential Financial
101
Prudential Financial
New Jersey
$4.29M +$1.14M +22,805 +45%
SBH
102
Segall Bryant & Hamill
Illinois
$4.23M -$1.38M -27,443 -28%
Russell Investments Group
103
Russell Investments Group
United Kingdom
$4.08M -$3.93M -78,343 -53%
ORP
104
Orion Resource Partners
New York
$4.04M +$3.45M +68,837 New
First Trust Advisors
105
First Trust Advisors
Illinois
$3.85M -$1.59M -31,753 -33%
VCM
106
Voleon Capital Management
California
$3.81M -$1.65M -32,906 -34%
California State Teachers Retirement System (CalSTRS)
107
California State Teachers Retirement System (CalSTRS)
California
$3.75M +$638K +12,719 +25%
Victory Capital Management
108
Victory Capital Management
Texas
$3.75M -$2.16M -43,161 -40%
RAM
109
Riggs Asset Management
Pennsylvania
$3.71M +$3.17M +63,292 New
T. Rowe Price Associates
110
T. Rowe Price Associates
Maryland
$3.67M +$540K +10,775 +21%
AI
111
Axiom Investors
Connecticut
$3.44M +$2.94M +58,610 New
AC
112
Aldebaran Capital
Indiana
$3.38M -$6.52K -130 -0.2%
ACM
113
Aquatic Capital Management
Illinois
$3.37M +$2.88M +57,380 New
New York State Teachers Retirement System (NYSTRS)
114
New York State Teachers Retirement System (NYSTRS)
New York
$3.36M -$1.2M -23,987 -30%
SC
115
SummitTX Capital
Texas
$3.35M +$2.86M +57,074 New
WC
116
Wexford Capital
Florida
$3.28M -$9.46M -188,749 -77%
QC
117
Quadrature Capital
United Kingdom
$3.21M +$1.63M +32,564 +147%
Federated Hermes
118
Federated Hermes
Pennsylvania
$3.18M +$189K +3,764 +7%
SEI Investments
119
SEI Investments
Pennsylvania
$3.18M +$65.7K +1,310 +2%
JF
120
Jump Financial
Illinois
$3.03M +$2.59M +51,676 New
VAM
121
Vanguard Asset Management
$3.03M +$2.59M +51,572 New
New York State Common Retirement Fund
122
New York State Common Retirement Fund
New York
$2.99M +$89.2K +1,780 +4%
HP
123
Hartree Partners
New York
$2.93M -$8.36M -166,688 -77%
RL
124
Ruffer LLP
United Kingdom
$2.93M +$1.3M +25,999 +109%
CG
125
Caprock Group
Idaho
$2.88M +$2.46M +49,141 New