Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2020

Quarterly Financial Data (Unaudited)

Quarterly Financial Data (Unaudited)

(17) Quarterly Financial Data (Unaudited)

Unaudited summarized financial data by quarter for 2020 and 2019 is as follows (in thousands, except per share data):

	Year ended December 31, 2020
	First		Second		Third		Fourth
	Quarter		Quarter		Quarter		Quarter		Year
Operating revenues	$	729,936	$	350,039	$	457,493	$	589,638	$	2,127,106
Operating income		66,321		(4,403)		74,553		(27,669)		108,802
Net income		29,988		(25,715)		33,662		(46,450)		(8,515)
Net income per common share:
Basic		0.60		(0.51)		0.67		(0.93)		(0.17)
Diluted		0.59		(0.51)		0.66		(0.93)		(0.17)
Weighted average common shares:
Basic:		50,277		50,140		50,181		50,181		50,195
Diluted:		50,559		50,140		50,622		50,181		50,195

	Year ended December 31, 2019
	First		Second		Third		Fourth
	Quarter		Quarter		Quarter		Quarter		Year
Operating revenues	$	723,694	$	744,383	$	760,295	$	743,591	$	2,971,963
Operating income		96,419		144,093		146,441		125,305		512,258
Net income (1)		88,181		88,052		91,339		72,527		340,099
Net income per common share:
Basic		1.71		1.72		1.80		1.44		6.68
Diluted		1.69		1.71		1.79		1.43		6.62
Weighted average common shares:
Basic:		51,440		51,145		50,746		50,395		50,932
Diluted:		52,098		51,477		51,129		50,796		51,375

(1) Net income for the first quarter of 2019 included a $46.5 million gain related to the sale of ExpressJet (see Note 14 Gain on Sale of ExpressJet for more details) and a $21.9 million special charge (see Note 9 Special Items for more details).