KAISER ALUMINUM CORP

Ticker: KALU CUSIP: 483007704 Class: COM PAR $0.01

GAMCO INVESTORS, INC. ET AL's Holding History (CIK: 0000807249)

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

Q4 2025

Shares 8,434 Value ($000) $969 Avg Close $94.44 Range $74.45 - $118.43

Q3 2025

Shares 8,477 Value ($000) $654 Avg Close $78.15 Range $70.43 - $94.80

Q2 2025

Shares 11,090 Value ($000) $886 Avg Close $66.35 Range $45.18 - $80.04

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	8,434	$969	$94.44	$74.45 - $118.43
Q3 2025	8,477	$654	$78.15	$70.43 - $94.80
Q2 2025	11,090	$886	$66.35	$45.18 - $80.04