PUMA BIOTECHNOLOGY INC

Ticker: PBYI CUSIP: 74587V107 Class: Common Stock

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

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

Q2 2018

Shares 62,000 Value ($000) $3,667 Avg Close $57.95 Range $47.00 - $68.90

Q4 2014

Shares 2,500 Value ($000) $473 Avg Close $221.87 Range $181.60 - $255.43

Q1 2014

Shares 11,350 Value ($000) $1,182 Avg Close $117.54 Range $97.31 - $143.65

Q4 2013

Shares 2,900 Value ($000) $300 Avg Close $58.69 Range $33.70 - $112.46

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	62,000	$3,667	$57.95	$47.00 - $68.90
Q4 2014	2,500	$473	$221.87	$181.60 - $255.43
Q1 2014	11,350	$1,182	$117.54	$97.31 - $143.65
Q4 2013	2,900	$300	$58.69	$33.70 - $112.46