KAISER ALUMINUM CORP

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

North Star Investment Management Corp.'s Holding History (CIK: 0001342857)

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

Q3 2015

Shares 140 Value ($000) $11 Avg Close $59.89 Range $56.10 - $64.02

Q2 2015

Shares 140 Value ($000) $12 Avg Close $58.13 Range $53.89 - $61.73

Q1 2015

Shares 140 Value ($000) $11 Avg Close $52.19 Range $48.77 - $55.88

Q4 2014

Shares 140 Value ($000) $10 Avg Close $51.13 Range $48.38 - $53.97

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2015	140	$11	$59.89	$56.10 - $64.02
Q2 2015	140	$12	$58.13	$53.89 - $61.73
Q1 2015	140	$11	$52.19	$48.77 - $55.88
Q4 2014	140	$10	$51.13	$48.38 - $53.97