IMC Chicago
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IMC Chicago’s Century Aluminum CENX Stock Holding History

IMC Chicago’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
Q2 		$3.43M Buy
74,506
+61,826
+488% +$3.72M ﹤0.01% 2510
2026
Q1 		$744K Sell
12,680
-25,110
-66% -$1.26M ﹤0.01% 3586
2025
Q4 		$1.48M Buy
+37,790
New +$1.18M ﹤0.01% 2656

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
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
SG
Sourcerock Group Denver, Colorado $1.92B AUM 45.54% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

IMC Chicago's CENX Position: Q2 2026 in Review

IMC Chicago increased its Century Aluminum (CENX) stake by 488% in Q2 2026, buying an estimated $3.72M and bringing the position to 74,506 shares worth $3.43M. The position accounts for ﹤0.01% of the portfolio, ranked #2510.

IMC Chicago first reported a position in CENX in Q4 2025 and has held it in 3 quarters since. 415 funds tracked by Wall St. Rank hold CENX as of Q2 2026.

  • IMC Chicago held 74,506 shares of Century Aluminum worth $3.43M as of Q2 2026.
  • IMC Chicago bought 61,826 Century Aluminum shares in Q2 2026, an estimated $3.72M.
  • Century Aluminum made up ﹤0.01% of IMC Chicago's portfolio in Q2 2026, its #2510 holding.
  • IMC Chicago first reported a position in Century Aluminum in Q4 2025 and has held it in 3 quarters since.
  • 415 funds tracked by Wall St. Rank held Century Aluminum as of Q2 2026.

Based on IMC Chicago's 13F filing for Q2 2026, filed 6 Aug 2026.