INGEVITY CORP

Ticker: NGVT CUSIP: 45688C107 Class: Common Stock

Stanley-Laman Group, Ltd.'s Holding History (CIK: 0001601489)

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

Q4 2019

Shares 11,351 Value ($000) $992 Avg Close $87.44 Range $75.62 - $94.67

Q3 2019

Shares 11,225 Value ($000) $952 Avg Close $89.09 Range $72.59 - $108.20

Q2 2019

Shares 11,209 Value ($000) $1,179 Avg Close $100.48 Range $84.74 - $116.88

Q1 2019

Shares 11,249 Value ($000) $1,188 Avg Close $100.46 Range $79.51 - $120.41

Q4 2018

Shares 11,248 Value ($000) $941 Avg Close $90.55 Range $74.98 - $104.82

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	11,351	$992	$87.44	$75.62 - $94.67
Q3 2019	11,225	$952	$89.09	$72.59 - $108.20
Q2 2019	11,209	$1,179	$100.48	$84.74 - $116.88
Q1 2019	11,249	$1,188	$100.46	$79.51 - $120.41
Q4 2018	11,248	$941	$90.55	$74.98 - $104.82