KAISER ALUMINUM CORP

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

Quarry LP's Holding History (CIK: 0001965207)

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

Q4 2025

Shares 107 Value ($000) $12 Avg Close $94.44 Range $74.45 - $118.43

Q3 2025

Shares 53 Value ($000) $4 Avg Close $78.15 Range $70.43 - $94.80

Q1 2025

Shares 93 Value ($000) $6 Avg Close $67.41 Range $56.79 - $74.43

Q3 2024

Shares 66 Value ($000) $5 Avg Close $72.43 Range $61.05 - $93.70

Q2 2024

Shares 204 Value ($000) $18 Avg Close $86.94 Range $79.83 - $95.90

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	107	$12	$94.44	$74.45 - $118.43
Q3 2025	53	$4	$78.15	$70.43 - $94.80
Q1 2025	93	$6	$67.41	$56.79 - $74.43
Q3 2024	66	$5	$72.43	$61.05 - $93.70
Q2 2024	204	$18	$86.94	$79.83 - $95.90