INNOSPEC INC

Ticker: IOSP CUSIP: 45768S105 Class: Common Stock

Great Diamond Partners, LLC's Holding History (CIK: 0001801112)

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

Q4 2019

Shares 202 Value ($000) $20 Avg Close $87.47 Range $77.84 - $97.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	202	$20	$87.47	$77.84 - $97.70