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

Quarterly report pursuant to Section 13 or 15(d)

Stock Incentive Plans (Tables)

Stock Incentive Plans (Tables)

9 Months Ended

Sep. 30, 2015

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Summary of Stock Options Activity

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

		Options				Price per share				Weighted-average exercise price				Remaining weighted-average contractual terms (in years)				Per share average intrinsic value
Outstanding as of December 31, 2014			2,261,633			$0.60-$24.52				$	7.31				6.43			$	24.06
Granted			644,136			38.54-46.66					39.31
Exercised			(496,203	)		0.60-16.62					2.02
Forfeited			(48,849	)		0.75-38.54					16.28
Expired			—				—				—
Outstanding as of September 30, 2015			2,360,717			0.60-46.66					16.97				6.15				31.58
Vested and exercisable as of September 30, 2015			985,688			0.60-46.66					5.35				5.68				43.20
Vested and expected to vest as of September 30, 2015			2,239,735			$0.60-$46.66				$	16.77				6.12			$	31.78

Summary of ESPP Activity

The activity for the ESPP is as follows:

	First Offering				Second Offering				Third Offering
	Period				Period				Period
Employee accumulated payroll deductions	$	414			$	343			$	361
Total shares purchased		30,358				18,551				12,555
Payroll deductions used to purchase shares	$	413			$	342			$	359
Transfer to next offering period	$	1			$	1			$	3
FMV at enrollment date per share	$	16.00			$	21.69			$	33.62
FMV at purchase date per share	$	21.69			$	33.62			$	49.25
Purchase price per share	$	13.60			$	18.44			$	28.58