PUMA BIOTECHNOLOGY INC

Ticker: PBYI CUSIP: 74587V107 Class: Common Stock

MACKAY SHIELDS LLC's Holding History (CIK: 0000061227)

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

Q1 2019

Shares 13,683 Value ($000) $531 Avg Close $30.54 Range $19.86 - $43.90

Q4 2018

Shares 11,183 Value ($000) $228 Avg Close $30.01 Range $17.60 - $47.14

Q3 2018

Shares 12,407 Value ($000) $569 Avg Close $48.21 Range $40.45 - $60.95

Q2 2018

Shares 11,607 Value ($000) $687 Avg Close $57.95 Range $47.00 - $68.90

Q1 2018

Shares 11,407 Value ($000) $776 Avg Close $74.88 Range $56.15 - $101.50

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	13,683	$531	$30.54	$19.86 - $43.90
Q4 2018	11,183	$228	$30.01	$17.60 - $47.14
Q3 2018	12,407	$569	$48.21	$40.45 - $60.95
Q2 2018	11,607	$687	$57.95	$47.00 - $68.90
Q1 2018	11,407	$776	$74.88	$56.15 - $101.50