ANAPTYSBIO INC

Ticker: ANAB CUSIP: 032724106 Class: Common Stock

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

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

Q3 2019

Shares 27,527 Value ($000) $963 Avg Close $47.58 Range $34.51 - $57.82

Q2 2019

Shares 24,727 Value ($000) $1,395 Avg Close $72.00 Range $52.93 - $83.10

Q1 2019

Shares 8,796 Value ($000) $642 Avg Close $69.04 Range $59.82 - $75.99

Q4 2018

Shares 7,496 Value ($000) $478 Avg Close $74.37 Range $54.26 - $100.97

Q2 2018

Shares 7,100 Value ($000) $504 Avg Close $83.89 Range $66.39 - $108.57

Q1 2018

Shares 7,100 Value ($000) $739 Avg Close $112.70 Range $91.01 - $134.00

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2019	27,527	$963	$47.58	$34.51 - $57.82
Q2 2019	24,727	$1,395	$72.00	$52.93 - $83.10
Q1 2019	8,796	$642	$69.04	$59.82 - $75.99
Q4 2018	7,496	$478	$74.37	$54.26 - $100.97
Q2 2018	7,100	$504	$83.89	$66.39 - $108.57
Q1 2018	7,100	$739	$112.70	$91.01 - $134.00