AIR LEASE CORP

Ticker: AL CUSIP: 00912X302 Class: EQTY

Chesley Taft & Associates LLC's Holding History (CIK: 0001164632)

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

Q4 2017

Shares 8,100 Value ($000) $390 Avg Close $38.14 Range $34.94 - $42.59

Q3 2017

Shares 8,100 Value ($000) $345 Avg Close $34.58 Range $32.35 - $37.59

Q2 2017

Shares 8,100 Value ($000) $303 Avg Close $32.30 Range $29.76 - $33.70

Q1 2017

Shares 8,100 Value ($000) $314 Avg Close $32.48 Range $29.78 - $34.73

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	8,100	$390	$38.14	$34.94 - $42.59
Q3 2017	8,100	$345	$34.58	$32.35 - $37.59
Q2 2017	8,100	$303	$32.30	$29.76 - $33.70
Q1 2017	8,100	$314	$32.48	$29.78 - $34.73