PUMA BIOTECHNOLOGY INC

Ticker: PBYI CUSIP: 74587V107 Class: Common Stock

HBK INVESTMENTS L P's Holding History (CIK: 0001011443)

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

Q2 2018

Shares 29,161 Value ($000) $1,725 Avg Close $57.95 Range $47.00 - $68.90

Q1 2018

Shares 73,003 Value ($000) $4,968 Avg Close $74.88 Range $56.15 - $101.50

Q4 2017

Shares 25,800 Value ($000) $2,550 Avg Close $111.90 Range $92.36 - $136.90

Q3 2017

Shares 55,058 Value ($000) $6,593 Avg Close $93.01 Range $71.14 - $120.85

Q2 2017

Shares 93,993 Value ($000) $8,215 Avg Close $55.94 Range $28.35 - $92.00

Q1 2017

Shares 156,597 Value ($000) $5,825 Avg Close $36.49 Range $28.95 - $45.44

Q4 2016

Shares 76,400 Value ($000) $2,345 Avg Close $43.24 Range $29.85 - $68.05

Q3 2016

Shares 18,140 Value ($000) $1,216 Avg Close $50.56 Range $28.14 - $73.27

Q2 2015

Shares 26,079 Value ($000) $3,045 Avg Close $181.09 Range $112.32 - $244.90

Q1 2015

Shares 3,531 Value ($000) $834 Avg Close $213.77 Range $183.50 - $252.92

Q3 2014

Shares 4,900 Value ($000) $1,169 Avg Close $205.34 Range $57.25 - $279.37

Q2 2014

Shares 4,140 Value ($000) $273 Avg Close $71.11 Range $53.63 - $118.22

Q1 2014

Shares 36,200 Value ($000) $3,770 Avg Close $117.54 Range $97.31 - $143.65

Q4 2013

Shares 8,500 Value ($000) $880 Avg Close $58.69 Range $33.70 - $112.46

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	29,161	$1,725	$57.95	$47.00 - $68.90
Q1 2018	73,003	$4,968	$74.88	$56.15 - $101.50
Q4 2017	25,800	$2,550	$111.90	$92.36 - $136.90
Q3 2017	55,058	$6,593	$93.01	$71.14 - $120.85
Q2 2017	93,993	$8,215	$55.94	$28.35 - $92.00
Q1 2017	156,597	$5,825	$36.49	$28.95 - $45.44
Q4 2016	76,400	$2,345	$43.24	$29.85 - $68.05
Q3 2016	18,140	$1,216	$50.56	$28.14 - $73.27
Q2 2015	26,079	$3,045	$181.09	$112.32 - $244.90
Q1 2015	3,531	$834	$213.77	$183.50 - $252.92
Q3 2014	4,900	$1,169	$205.34	$57.25 - $279.37
Q2 2014	4,140	$273	$71.11	$53.63 - $118.22
Q1 2014	36,200	$3,770	$117.54	$97.31 - $143.65
Q4 2013	8,500	$880	$58.69	$33.70 - $112.46