CENTURY ALUM CO

Ticker: CENX CUSIP: 156431108 Class: EQTY

Vanguard Personalized Indexing Management, LLC's Holding History (CIK: 0001767306)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 10,561 Value ($000) $414 Avg Close $31.24 Range $25.40 - $40.83

Q3 2025

Shares 10,669 Value ($000) $313 Avg Close $22.67 Range $17.75 - $30.08

Q2 2025

Shares 11,257 Value ($000) $203 Avg Close $16.98 Range $13.05 - $20.43

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	10,561	$414	$31.24	$25.40 - $40.83
Q3 2025	10,669	$313	$22.67	$17.75 - $30.08
Q2 2025	11,257	$203	$16.98	$13.05 - $20.43