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Century Aluminum
CENX

Overview Fund Activity

217 hedge funds and large institutions have $1.72B invested in Century Aluminum in 2025 Q1 according to their latest regulatory filings, with 50 funds opening new positions, 68 increasing their positions, 79 reducing their positions, and 49 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
217
Holders Change
-5
Holders Change %
-2.25%
% of All Funds
2.95%
Holding in Top 10
5
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+25%
% of All Funds
0.07%
New
50
Increased
68
Reduced
79
Closed
49
Calls
$55.1M
Puts
$20.2M
Net Calls
+$34.9M
Net Calls Change
-$9.38M

Top Buyers

1
Citadel Advisors
1
Citadel Advisors
Florida
$36.9M
2
WC
2
Wexford Capital
Florida
$21.7M
3
WP
3
Woodline Partners
California
$19.3M
4
ECA
4
Encompass Capital Advisors
New York
$13.9M
5
Boston Partners
5
Boston Partners
Massachusetts
$7.31M

Top Sellers

1
Invesco
1
Invesco
Georgia
$17.4M
2
Voloridge Investment Management
2
Voloridge Investment Management
Florida
$2.48M
3
MCM
3
Moore Capital Management
New York
$0
4
BlackRock
4
BlackRock
New York
$184M
5
Mirae Asset Global ETFs Holdings
5
Mirae Asset Global ETFs Holdings
Hong Kong
$27.2M
Name Holding Trade Value Shares
Change 		Shares
Change %
AB
151
Amalgamated Bank
New York
$275K -$7.55K -407 -3%
VOYA Investment Management
152
VOYA Investment Management
Georgia
$264K -$31.8K -1,716 -11%
QC
153
Quadrature Capital
United Kingdom
$242K +$242K +13,055 New
COPPSERS
154
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$231K +$24.9K +1,342 +12%
ProShare Advisors
155
ProShare Advisors
Maryland
$230K -$64.5K -3,477 -22%
PCMH
156
Polymer Capital Management (HK)
Hong Kong
$226K +$226K +12,200 New
PFSRSONJ
157
Police & Firemen's Retirement System of New Jersey
New Jersey
$222K +$24.6K +1,328 +13%
OPERF
158
Oregon Public Employees Retirement Fund
Oregon
$221K -$5.57K -300 -2%
LPL Financial
159
LPL Financial
California
$219K +$219K +11,825 New
CWM
160
CIBC World Markets
New York
$217K +$217K +11,714 New
Royal Bank of Canada
161
Royal Bank of Canada
Ontario, Canada
$215K +$86.3K +4,666 +67%
ORP
162
Orion Resource Partners
New York
$208K -$109K -5,887 -34%
KK
163
KLP Kapitalforvaltning
Norway
$202K – – –
Neuberger Berman Group
164
Neuberger Berman Group
New York
$201K +$201K +10,835 New
BFM
165
Boothbay Fund Management
New York
$200K -$131K -7,071 -40%
Cerity Partners
166
Cerity Partners
New York
$194K -$84.6K -4,557 -30%
HT
167
Headlands Technologies
Illinois
$147K -$246K -13,275 -63%
A
168
AlphaQuest
New York
$129K +$82.8K +4,459 +178%
Fidelity Investments
169
Fidelity Investments
Massachusetts
$107K +$26.7K +1,441 +33%
CA
170
CoreCap Advisors
Michigan
$102K +$102K +5,489 +22,871%
GI
171
GAMMA Investing
California
$101K +$11.7K +628 +13%
ACM
172
Aster Capital Management
United Arab Emirates
$98.1K +$98.1K +5,176 New
AIP
173
Ameritas Investment Partners
Nebraska
$96.3K – – –
CIAM
174
Caitong International Asset Management
Hong Kong
$74.6K +$54K +2,909 +262%
PNC Financial Services Group
175
PNC Financial Services Group
Pennsylvania
$72.5K -$965 -52 -1%
5 6
7
8 9