PCM
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Polymer Capital Management’s Century Aluminum CENX Stock Holding History

Polymer Capital Management’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
2025
Q1 		– Sell
-60,000
Closed -$1.09M – 509
2024
Q4 		$1.09M Buy
+60,000
New +$1.18M 0.3% 64

Other funds holding CENX

G
Glencore Baar, Switzerland $4.87B AUM 67.38% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
SG
Sourcerock Group Denver, Colorado $2.48B AUM 72.25% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Polymer Capital Management's CENX Position: Q1 2026 in Review

Polymer Capital Management reduced its Century Aluminum (CENX) stake by 67% in Q1 2026, selling an estimated $1M and leaving 10,000 shares worth $587K. The position accounts for 0.06% of the portfolio, ranked #351.

Polymer Capital Management first reported a position in CENX in Q4 2024 and has held it in 6 quarters since. The position peaked at $1.18M in Q4 2025. 386 funds tracked by Wall St. Rank hold CENX as of Q1 2026.

  • Polymer Capital Management held 10,000 shares of Century Aluminum worth $587K as of Q1 2026.
  • Polymer Capital Management sold 20,000 Century Aluminum shares in Q1 2026, an estimated $1M.
  • Century Aluminum made up 0.06% of Polymer Capital Management's portfolio in Q1 2026, its #351 holding.
  • Polymer Capital Management first reported a position in Century Aluminum in Q4 2024 and has held it in 6 quarters since.
  • Polymer Capital Management's Century Aluminum position peaked at $1.18M in Q4 2025.
  • 386 funds tracked by Wall St. Rank held Century Aluminum as of Q1 2026.

Based on Polymer Capital Management's 13F filing for Q1 2026, filed 14 May 2026.