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Century Aluminum
CENX

218 hedge funds and large institutions have $1.72B invested in Century Aluminum in 2025 Q1 according to their latest regulatory filings, with 49 funds opening new positions, 69 increasing their positions, 80 reducing their positions, and 49 closing their positions.

New
Increased
Maintained
Reduced
Closed

173% more call options, than puts

Call options by funds: $55.1M | Put options by funds: $20.2M

25% more funds holding in top 10

Funds holding in top 10: 4 → 5 (+1)

2% more capital invested

Capital invested by funds: $1.68B → $1.72B (+$31.1M)

0.53% more ownership

Funds ownership: 99.6% → 100.13% (+0.53%)

0% more first-time investments, than exits

New positions opened: 49 | Existing positions closed: 49

2% less funds holding

Funds holding: 222 → 218 (-4)

14% less repeat investments, than reductions

Existing positions increased: 69 | Existing positions reduced: 80

Holders
218
Holders Change
-4
Holders Change %
-1.8%
% of All Funds
2.92%
Holding in Top 10
5
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+25%
% of All Funds
0.07%
New
49
Increased
69
Reduced
80
Closed
49
Calls
$55.1M
Puts
$20.2M
Net Calls
+$34.9M
Net Calls Change
-$9.38M

Top Buyers

Rank Fund Capital Flow
1
Citadel Advisors
Citadel Advisors
Florida
+$32.1M
2
WC
Wexford Capital
Florida
+$22.5M
3
WP
Woodline Partners
California
+$20M
4
ECA
Encompass Capital Advisors
New York
+$14.4M
5
Boston Partners
Boston Partners
Massachusetts
+$7.57M

Top Sellers

Rank Fund Capital Flow
1
Invesco
Invesco
Georgia
-$18.7M
2
Voloridge Investment Management
Voloridge Investment Management
Florida
-$12.4M
3
MCM
Moore Capital Management
New York
-$12M
4
BlackRock
BlackRock
New York
-$11.6M
5
Mirae Asset Global ETFs Holdings
Mirae Asset Global ETFs Holdings
Hong Kong
-$11.6M
Name Holding Trade Value Shares
Change 		Change in
Stake
CM
251
Capula Management
Cayman Islands
– -$309K -16,963 Closed
DFCM
252
Dark Forest Capital Management
Puerto Rico
– -$271K -14,899 Closed
CFO
253
Callan Family Office
Pennsylvania
– -$250K -13,748 Closed
PD
254
Point72 (DIFC)
United Arab Emirates
– -$237K -13,011 Closed
Pathstone Holdings
255
Pathstone Holdings
New Jersey
– -$212K -11,650 Closed
I
256
InceptionR
California
– -$207K -11,355 Closed
CC
257
Corton Capital
Ontario, Canada
– -$189K -10,369 Closed
CM
258
Caption Management
Oklahoma
– -$166K -8,638 Closed
NAAA
259
New Age Alpha Advisors
New York
– -$39.1K -2,148 Closed
ETC
260
Exchange Traded Concepts
Oklahoma
– -$32.6K -1,787 Closed
SSG
261
Summit Securities Group
New York
– -$23.7K -1,300 Closed
PAS
262
Point72 Asia (Singapore)
Singapore
– -$21.9K -1,203 Closed
QL
263
Quarry LP
New York
– -$18.4K -1,012 Closed
RS
264
R Squared
Hong Kong
– -$14.6K -803 Closed
Creative Planning
265
Creative Planning
Kansas
– -$3.04K -167 Closed
W
266
WealthCollab
Washington
– -$1.57K -86 Closed
IA
267
IFP Advisors
Florida
– -$55 -3 Closed
7 8 9 10
11

CENX Hedge Fund Activity: Q1 2025 in Review

218 of the 7,457 institutional investors tracked by Wall St. Rank reported a position in Century Aluminum (CENX) for Q1 2025, worth a combined $1.72B — up 1.8% from $1.68B a quarter earlier.

Fund positioning in CENX was balanced in Q1 2025: 49 funds opened new positions, 49 closed out, 69 added to existing stakes and 80 trimmed.

The largest buyer was Citadel Advisors, adding an estimated $32.1M. The largest seller was Invesco, cutting an estimated $18.7M.

  • 218 institutional investors held Century Aluminum (CENX) as of Q1 2025, down from 222 in Q4 2024.
  • Funds reported $1.72B of Century Aluminum stock for Q1 2025, up 1.8% quarter-over-quarter.
  • 49 funds opened new Century Aluminum positions in Q1 2025 and 49 closed out, a net change of 0 holders.
  • The largest Century Aluminum buyer in Q1 2025 was Citadel Advisors, an estimated $32.1M added.
  • The largest Century Aluminum seller in Q1 2025 was Invesco, an estimated $18.7M sold.

Based on aggregated 13F filings for Q1 2025.