ALASKA AIR GROUP INC

Ticker: ALK CUSIP: 011659109 Class: COM

Grantham, Mayo, Van Otterloo & Co. LLC's Holding History (CIK: 0001352662)

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

Q1 2017

Shares 5,500 Value ($000) $507 Avg Close $89.03 Range $81.01 - $95.59

Q4 2016

Shares 38,690 Value ($000) $3,433 Avg Close $73.89 Range $61.40 - $86.33

Q3 2016

Shares 100,577 Value ($000) $6,624 Avg Close $61.44 Range $52.62 - $67.05

Q2 2016

Shares 727,078 Value ($000) $42,381 Avg Close $64.23 Range $50.81 - $77.28

Q1 2016

Shares 217,100 Value ($000) $17,807 Avg Close $68.47 Range $56.94 - $77.12

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2017	5,500	$507	$89.03	$81.01 - $95.59
Q4 2016	38,690	$3,433	$73.89	$61.40 - $86.33
Q3 2016	100,577	$6,624	$61.44	$52.62 - $67.05
Q2 2016	727,078	$42,381	$64.23	$50.81 - $77.28
Q1 2016	217,100	$17,807	$68.47	$56.94 - $77.12