INNOSPEC INC

Ticker: IOSP CUSIP: 45768S105 Class: Common Stock

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

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

Q2 2020

Shares 3,400 Value ($000) $262 Avg Close $67.35 Range $57.02 - $79.77

Q1 2020

Shares 10,100 Value ($000) $702 Avg Close $83.79 Range $52.02 - $98.93

Q4 2019

Shares 17,700 Value ($000) $1,831 Avg Close $87.47 Range $77.84 - $97.70

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2020	3,400	$262	$67.35	$57.02 - $79.77
Q1 2020	10,100	$702	$83.79	$52.02 - $98.93
Q4 2019	17,700	$1,831	$87.47	$77.84 - $97.70