PUMA BIOTECHNOLOGY INC

Ticker: PBYI CUSIP: 74587V107 Class: Common Stock

Cormorant Asset Management, LP's Holding History (CIK: 0001583977)

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

Q1 2015

Shares 167,300 Value ($000) $39,501 Avg Close $213.77 Range $183.50 - $252.92

Q4 2014

Shares 220,000 Value ($000) $41,639 Avg Close $221.87 Range $181.60 - $255.43

Q3 2014

Shares 507,500 Value ($000) $121,074 Avg Close $205.34 Range $57.25 - $279.37

Q2 2014

Shares 207,500 Value ($000) $13,695 Avg Close $71.11 Range $53.63 - $118.22

Q1 2014

Shares 207,500 Value ($000) $21,609 Avg Close $117.54 Range $97.31 - $143.65

Q4 2013

Shares 200,000 Value ($000) $20,706 Avg Close $58.69 Range $33.70 - $112.46

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2015	167,300	$39,501	$213.77	$183.50 - $252.92
Q4 2014	220,000	$41,639	$221.87	$181.60 - $255.43
Q3 2014	507,500	$121,074	$205.34	$57.25 - $279.37
Q2 2014	207,500	$13,695	$71.11	$53.63 - $118.22
Q1 2014	207,500	$21,609	$117.54	$97.31 - $143.65
Q4 2013	200,000	$20,706	$58.69	$33.70 - $112.46