KAISER ALUMINUM CORP

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

Pinnacle Holdings, LLC's Holding History (CIK: 0001411784)

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

Q4 2015

Shares 15,983 Value ($000) $1,337,138 Avg Close $60.26 Range $54.71 - $63.96

Q3 2015

Shares 16,425 Value ($000) $1,318,106 Avg Close $59.89 Range $56.10 - $64.02

Q2 2015

Shares 16,976 Value ($000) $1,410,366 Avg Close $58.13 Range $53.89 - $61.73

Q1 2015

Shares 17,616 Value ($000) $1,354,494 Avg Close $52.19 Range $48.77 - $55.88

Q4 2014

Shares 17,849 Value ($000) $1,274,954 Avg Close $51.13 Range $48.38 - $53.97

Q3 2014

Shares 18,377 Value ($000) $1,400,695 Avg Close $54.44 Range $50.15 - $57.56

Q2 2014

Shares 20,516 Value ($000) $1,495,001 Avg Close $49.56 Range $46.63 - $51.88

Q1 2014

Shares 20,536 Value ($000) $1,466,681 Avg Close $48.88 Range $46.65 - $51.23

Q4 2013

Shares 19,247 Value ($000) $1,351,909 Avg Close $47.47 Range $43.31 - $50.83

Q3 2013

Shares 18,134 Value ($000) $1,292,047 Avg Close $46.69 Range $42.52 - $50.28

Q2 2013

Shares 18,796 Value ($000) $1,164,224 Avg Close $43.17 Range $39.51 - $46.17

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2015	15,983	$1,337,138	$60.26	$54.71 - $63.96
Q3 2015	16,425	$1,318,106	$59.89	$56.10 - $64.02
Q2 2015	16,976	$1,410,366	$58.13	$53.89 - $61.73
Q1 2015	17,616	$1,354,494	$52.19	$48.77 - $55.88
Q4 2014	17,849	$1,274,954	$51.13	$48.38 - $53.97
Q3 2014	18,377	$1,400,695	$54.44	$50.15 - $57.56
Q2 2014	20,516	$1,495,001	$49.56	$46.63 - $51.88
Q1 2014	20,536	$1,466,681	$48.88	$46.65 - $51.23
Q4 2013	19,247	$1,351,909	$47.47	$43.31 - $50.83
Q3 2013	18,134	$1,292,047	$46.69	$42.52 - $50.28
Q2 2013	18,796	$1,164,224	$43.17	$39.51 - $46.17