INNOSPEC INC

Ticker: IOSP CUSIP: 45768S105 Class: Common Stock

DEAN INVESTMENT ASSOCIATES, LLC's Holding History (CIK: 0000846797)

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

Q1 2019

Shares 31,073 Value ($000) $2,590 Avg Close $67.58 Range $51.63 - $78.46

Q4 2018

Shares 43,998 Value ($000) $2,717 Avg Close $62.18 Range $48.12 - $70.66

Q3 2018

Shares 60,693 Value ($000) $4,658 Avg Close $70.20 Range $64.67 - $74.99

Q2 2018

Shares 86,853 Value ($000) $6,649 Avg Close $67.39 Range $59.37 - $73.05

Q1 2018

Shares 89,783 Value ($000) $6,159 Avg Close $62.31 Range $55.67 - $66.49

Q4 2015

Shares 88,850 Value ($000) $4,825 Avg Close $48.12 Range $40.31 - $52.05

Q3 2015

Shares 99,185 Value ($000) $4,613 Avg Close $39.87 Range $35.73 - $44.30

Q2 2015

Shares 50,590 Value ($000) $2,279 Avg Close $38.87 Range $36.94 - $40.69

Q4 2013

Shares 14,019 Value ($000) $648 Avg Close $38.90 Range $36.04 - $42.14

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	31,073	$2,590	$67.58	$51.63 - $78.46
Q4 2018	43,998	$2,717	$62.18	$48.12 - $70.66
Q3 2018	60,693	$4,658	$70.20	$64.67 - $74.99
Q2 2018	86,853	$6,649	$67.39	$59.37 - $73.05
Q1 2018	89,783	$6,159	$62.31	$55.67 - $66.49
Q4 2015	88,850	$4,825	$48.12	$40.31 - $52.05
Q3 2015	99,185	$4,613	$39.87	$35.73 - $44.30
Q2 2015	50,590	$2,279	$38.87	$36.94 - $40.69
Q4 2013	14,019	$648	$38.90	$36.04 - $42.14