PUMA BIOTECHNOLOGY INC

Ticker: PBYI CUSIP: 74587V107 Class: Common Stock

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q4 2019

Shares 176 Value ($000) $2 Avg Close $8.28 Range $6.26 - $11.10

Q3 2019

Shares 4,046 Value ($000) $44 Avg Close $10.80 Range $8.45 - $13.35

Q4 2018

Shares 2,900 Value ($000) $59 Avg Close $30.01 Range $17.60 - $47.14

Q3 2018

Shares 32,378 Value ($000) $1,485 Avg Close $48.21 Range $40.45 - $60.95

Q2 2018

Shares 59,751 Value ($000) $3,534 Avg Close $57.95 Range $47.00 - $68.90

Q4 2017

Shares 4,368 Value ($000) $432 Avg Close $111.90 Range $92.36 - $136.90

Q3 2016

Shares 6,541 Value ($000) $439 Avg Close $50.56 Range $28.14 - $73.27

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	176	$2	$8.28	$6.26 - $11.10
Q3 2019	4,046	$44	$10.80	$8.45 - $13.35
Q4 2018	2,900	$59	$30.01	$17.60 - $47.14
Q3 2018	32,378	$1,485	$48.21	$40.45 - $60.95
Q2 2018	59,751	$3,534	$57.95	$47.00 - $68.90
Q4 2017	4,368	$432	$111.90	$92.36 - $136.90
Q3 2016	6,541	$439	$50.56	$28.14 - $73.27