ALLEGIANT TRAVEL CO

Ticker: ALGT CUSIP: 01748X102 Class: Common Stock

BLAIR WILLIAM & CO/IL's Holding History (CIK: 0000902367)

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

Q1 2018

Shares 1,261 Value ($000) $218 Avg Close $153.19 Range $136.43 - $168.54

Q4 2017

Shares 1,390 Value ($000) $215 Avg Close $130.38 Range $115.90 - $150.16

Q3 2017

Shares 2,460 Value ($000) $324 Avg Close $118.16 Range $102.64 - $134.51

Q3 2014

Shares 8,730 Value ($000) $1,080 Avg Close $105.71 Range $98.20 - $110.94

Q2 2014

Shares 8,730 Value ($000) $1,028 Avg Close $100.74 Range $94.09 - $107.54

Q1 2014

Shares 10,330 Value ($000) $1,156 Avg Close $87.95 Range $70.07 - $97.04

Q4 2013

Shares 10,330 Value ($000) $1,089 Avg Close $90.02 Range $81.70 - $96.97

Q3 2013

Shares 10,330 Value ($000) $1,088 Avg Close $83.45 Range $76.94 - $92.71

Q2 2013

Shares 26,510 Value ($000) $2,810 Avg Close $79.30 Range $69.95 - $91.73

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	1,261	$218	$153.19	$136.43 - $168.54
Q4 2017	1,390	$215	$130.38	$115.90 - $150.16
Q3 2017	2,460	$324	$118.16	$102.64 - $134.51
Q3 2014	8,730	$1,080	$105.71	$98.20 - $110.94
Q2 2014	8,730	$1,028	$100.74	$94.09 - $107.54
Q1 2014	10,330	$1,156	$87.95	$70.07 - $97.04
Q4 2013	10,330	$1,089	$90.02	$81.70 - $96.97
Q3 2013	10,330	$1,088	$83.45	$76.94 - $92.71
Q2 2013	26,510	$2,810	$79.30	$69.95 - $91.73