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Sourcerock Group LLC

Position in CENX — Century Aluminum Co

CIK 1822531 DENVER, CO

Position in CENX

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$104,262,570
-$53,452,073 QoQ
Shares Held
2,266,085
-15.7% QoQ
Ownership
2.29%
of shares outstanding
% of Portfolio
5.50%
of 13F equity value
Holder Rank
#7
of 413 holders
Holding Since
Jun 2021
9 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in CENX Over Time

Shares Held

Position Value (USD)

Position in Aluminum

Basic Materials · as of Jun 30, 2026

Sourcerock Group LLC holds $104,262,570 across 1 Aluminum name. CENX ranks #1 (100.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 CENX
Century Aluminum Co
This page
2,266,085 $104,262,570

All Filings in CENX

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9 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $104,262,570 2,266,085
2026-03-31 $157,714,643 2,687,249
2025-12-31 $141,909,333 3,621,984
2025-09-30 $77,524,052 2,640,465
2025-06-30 $25,662,065 1,424,088
2025-03-31 $3,712,000 200,000
2024-12-31 $5,363,913 294,397
2024-09-30 $15,132,705 932,391
2021-06-30 $3,867,000 300,000