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Century Aluminum
CENX

Overview Fund Activity

220 hedge funds and large institutions have $1.72B invested in Century Aluminum in 2025 Q2 according to their latest regulatory filings, with 43 funds opening new positions, 87 increasing their positions, 72 reducing their positions, and 36 closing their positions.

Holders
220
Holders Change
+3
Holders Change %
+1.38%
% of All Funds
2.95%
Holding in Top 10
4
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-20%
% of All Funds
0.05%
New
43
Increased
87
Reduced
72
Closed
36
Calls
$61.4M
Puts
$35.5M
Net Calls
+$25.9M
Net Calls Change
-$8.97M

Top Buyers

1
Boston Partners
1
Boston Partners
Massachusetts
$31.2M
2
SG
2
Sourcerock Group
Colorado
$25.7M
3
Marshall Wace
3
Marshall Wace
United Kingdom
$9.4M
4
Millennium Management
4
Millennium Management
New York
$9.24M
5
State Street
5
State Street
Massachusetts
$66.1M

Top Sellers

1
PP
1
Pertento Partners
United Kingdom
$0
2
NL
2
Nuveen LLC
North Carolina
$2.14M
3
ECA
3
Encompass Capital Advisors
New York
$1.88M
4
PCM
4
Penn Capital Management
Pennsylvania
$0
5
Invesco
5
Invesco
Georgia
$9.69M
Name Holding Trade Value Shares
Change 		Shares
Change %
OPERF
151
Oregon Public Employees Retirement Fund
Oregon
$216K +$1.8K +100 +0.8%
PFSRSONJ
152
Police & Firemen's Retirement System of New Jersey
New Jersey
$215K – – –
AIM
153
Aigen Investment Management
New York
$212K +$212K +11,792 New
HighTower Advisors
154
HighTower Advisors
Illinois
$212K +$212K +11,759 New
ProShare Advisors
155
ProShare Advisors
Maryland
$210K -$13.5K -750 -6%
XT
156
XTX Topco
Cayman Islands
$207K +$207K +11,466 New
VPIM
157
Vanguard Personalized Indexing Management
California
$203K +$203K +11,257 New
AWS
158
Atria Wealth Solutions
New York
$203K +$203K +11,249 New
A
159
AlphaQuest
New York
$197K +$71.7K +3,980 +57%
KK
160
KLP Kapitalforvaltning
Norway
$196K – – –
LPL Financial
161
LPL Financial
California
$190K -$22.6K -1,256 -11%
C
162
Covestor
United Kingdom
$185K +$124K +6,895 +204%
SG Americas Securities
163
SG Americas Securities
New York
$174K -$208K -11,515 -54%
BC
164
Bayforest Capital
United Kingdom
$124K +$124K +6,883 New
Fidelity Investments
165
Fidelity Investments
Massachusetts
$105K +$1.05K +58 +1%
AIP
166
Ameritas Investment Partners
Nebraska
$93.5K – – –
CA
167
CoreCap Advisors
Michigan
$88.2K -$11.1K -618 -11%
PNC Financial Services Group
168
PNC Financial Services Group
Pennsylvania
$79.5K +$9.12K +506 +13%
Simplex Trading
169
Simplex Trading
Illinois
$77K +$77K +4,290 New
GI
170
GAMMA Investing
California
$76.3K -$21.4K -1,186 -22%
SSG
171
Summit Securities Group
New York
$58.4K +$58.4K +3,242 New
BIG
172
Brooklyn Investment Group
New York
$51.9K +$47.2K +2,622 +1,020%
Walleye Trading
173
Walleye Trading
New York
$48.7K +$48.7K +2,700 New
EWA
174
EverSource Wealth Advisors
Alabama
$32.8K +$23.5K +1,306 +253%
S
175
SignatureFD
Georgia
$26.3K +$613 +34 +2%
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7
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