CENTURY ALUM CO

Ticker: CENX CUSIP: 156431108 Class: EQTY

HARBOUR INVESTMENTS, INC.'s Holding History (CIK: 0000810121)

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

Q4 2025

Shares 223 Value ($000) $9 Avg Close $31.24 Range $25.40 - $40.83

Q3 2021

Shares 10,500 Value ($000) $141 Avg Close $12.57 Range $10.39 - $15.09

Q2 2021

Shares 10,500 Value ($000) $135 Avg Close $14.40 Range $11.41 - $17.94

Q1 2021

Shares 10,500 Value ($000) $185 Avg Close $14.25 Range $9.04 - $19.60

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	223	$9	$31.24	$25.40 - $40.83
Q3 2021	10,500	$141	$12.57	$10.39 - $15.09
Q2 2021	10,500	$135	$14.40	$11.41 - $17.94
Q1 2021	10,500	$185	$14.25	$9.04 - $19.60