Inogen, Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Tables)

Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2016

The activity for stock options under the Company’s stock plans is as follows:

								Remaining
								weighted-
						Weighted-		average		Per share
						average		contractual		average
				Price per		exercise		terms		intrinsic
	Options			share		price		(in years)		value
Outstanding as of December 31, 2015		2,295,370		$0.60-$46.66		$	19.36		5.98	$	21.07
Granted		657,998			44.19		44.19
Exercised		(268,828	)	0.60-38.54			7.41
Forfeited		(43,429	)	8.37-38.54			27.57
Expired		(515	)		8.70		8.70
Outstanding as of June 30, 2016		2,640,596		0.60-46.66			26.63		5.85		23.48
Vested and exercisable as of June 30, 2016		1,042,447		0.60-46.66			14.12		5.31		35.99
Vested and expected to vest as of June 30, 2016		2,519,129		$0.60-$46.66		$	26.41		5.83	$	23.70

Summary of Stock-based Compensation Expense

Stock-based compensation expense recognized for the three months and six months ended June 30, 2016 and June 30, 2015 was as follows:

	Three months ended				Six months ended
	June 30,				June 30,
	2016		2015		2016		2015
Stock-based compensation expense by type of award:
Stock option plan awards	$	2,001	$	704	$	3,205	$	1,137
Employee stock purchase plan		155		105		246		190
Total stock-based compensation	$	2,156	$	809	$	3,451	$	1,327

For the three months and six months ended June 30, 2016 and June 30, 2015, stock-based compensation expense recognized under ASC 718, included in cost of revenues, sales and marketing expense, general and administrative expense, and research and development expense was as follows:

	Three months ended				Six months ended
	June 30,				June 30,
	2016		2015		2016		2015
Cost of revenue	$	160	$	108	$	279	$	166
Sales and marketing		314		224		541		380
General and administrative		1,475		372		2,293		609
Research and development		207		105		338		172
Total stock-based compensation	$	2,156	$	809	$	3,451	$	1,327