INOGEN INC

Ticker: INGN CUSIP: 45780L104 Class: COM

Atika Capital Management LLC's Holding History (CIK: 0001599731)

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

Q3 2018

Shares 15,000 Value ($000) $3,662 Avg Close $231.25 Range $179.49 - $287.79

Q2 2018

Shares 19,500 Value ($000) $3,633 Avg Close $166.43 Range $122.24 - $194.23

Q1 2018

Shares 32,000 Value ($000) $3,931 Avg Close $122.09 Range $112.78 - $134.97

Q4 2017

Shares 21,000 Value ($000) $2,500 Avg Close $110.11 Range $91.80 - $130.05

Q3 2017

Shares 48,946 Value ($000) $4,655 Avg Close $96.41 Range $89.01 - $105.35

Q2 2017

Shares 21,000 Value ($000) $2,004 Avg Close $85.47 Range $74.06 - $97.71

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	15,000	$3,662	$231.25	$179.49 - $287.79
Q2 2018	19,500	$3,633	$166.43	$122.24 - $194.23
Q1 2018	32,000	$3,931	$122.09	$112.78 - $134.97
Q4 2017	21,000	$2,500	$110.11	$91.80 - $130.05
Q3 2017	48,946	$4,655	$96.41	$89.01 - $105.35
Q2 2017	21,000	$2,004	$85.47	$74.06 - $97.71