A
CENX icon

AlphaQuest’s Century Aluminum CENX Stock Holding History

AlphaQuest’s Portfolio CENX Stock Details CENX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-12,622
Closed -$495K – 377
2025
Q4 		$495K Buy
12,622
+2,638
+26% +$82.4K 0.03% 833
2025
Q3 		$293K Sell
9,984
-966
-9% -$21.9K 0.02% 1167
2025
Q2 		$197K Buy
10,950
+3,980
+57% +$67.6K 0.02% 1140
2025
Q1 		$129K Buy
6,970
+4,459
+178% +$85.7K 0.01% 1191
2024
Q4 		$45.8K Buy
2,511
+2,427
+2,889% +$47.7K 0.01% 1304
2024
Q3 		$1.36K Sell
84
-2,632
-97% -$39.9K ﹤0.01% 1604
2024
Q2 		$45.5K Buy
2,716
+1,385
+104% +$23.6K 0.01% 1085
2024
Q1 		$20.5K Buy
+1,331
New +$14.9K ﹤0.01% 1032

Other funds holding CENX

G
Glencore Baar, Switzerland $4.87B AUM 67.38% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
SG
Sourcerock Group Denver, Colorado $1.92B AUM 45.54% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

AlphaQuest's CENX Position: Q1 2026 in Review

AlphaQuest sold out of Century Aluminum (CENX) in Q1 2026, closing a stake of 12,622 shares — an estimated $495K sold.

AlphaQuest first reported a position in CENX in Q1 2024 and held it in 8 quarters. The position peaked at $495K in Q4 2025. 387 funds tracked by Wall St. Rank hold CENX as of Q1 2026.

  • AlphaQuest reported no remaining Century Aluminum position as of Q1 2026 after selling out during the quarter.
  • AlphaQuest sold 12,622 Century Aluminum shares in Q1 2026, an estimated $495K.
  • AlphaQuest first reported a position in Century Aluminum in Q1 2024 and held it in 8 quarters.
  • AlphaQuest's Century Aluminum position peaked at $495K in Q4 2025.
  • 387 funds tracked by Wall St. Rank held Century Aluminum as of Q1 2026.

Based on AlphaQuest's 13F filing for Q1 2026.