CENTURY ALUM CO

Ticker: CENX CUSIP: 156431108 Class: EQTY

GTS SECURITIES LLC's Holding History (CIK: 0001452765)

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

Q3 2025

Shares 6,925 Value ($000) $203 Avg Close $22.67 Range $17.75 - $30.08

Q3 2024

Shares 28,238 Value ($000) $458 Avg Close $15.15 Range $11.40 - $21.37

Q2 2024

Shares 65,131 Value ($000) $1,091 Avg Close $17.02 Range $14.73 - $19.88

Q1 2024

Shares 20,217 Value ($000) $311 Avg Close $11.23 Range $9.65 - $15.60

Q4 2023

Shares 64,550 Value ($000) $784 Avg Close $7.85 Range $5.70 - $13.17

Q3 2023

Shares 27,694 Value ($000) $199 Avg Close $8.06 Range $6.42 - $9.38

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	6,925	$203	$22.67	$17.75 - $30.08
Q3 2024	28,238	$458	$15.15	$11.40 - $21.37
Q2 2024	65,131	$1,091	$17.02	$14.73 - $19.88
Q1 2024	20,217	$311	$11.23	$9.65 - $15.60
Q4 2023	64,550	$784	$7.85	$5.70 - $13.17
Q3 2023	27,694	$199	$8.06	$6.42 - $9.38