QUEST DIAGNOSTICS INC

Ticker: DGX CUSIP: 74834L100 Class: COMMON STOCK

Spark Investment Management LLC's Holding History (CIK: 0001554871)

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

Q3 2017

Shares 3,000 Value ($000) $280 Avg Close $89.87 Range $77.62 - $95.26

Q2 2017

Shares 18,100 Value ($000) $2,011 Avg Close $89.16 Range $81.72 - $94.33

Q1 2017

Shares 18,100 Value ($000) $1,777 Avg Close $80.00 Range $75.65 - $83.94

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	3,000	$280	$89.87	$77.62 - $95.26
Q2 2017	18,100	$2,011	$89.16	$81.72 - $94.33
Q1 2017	18,100	$1,777	$80.00	$75.65 - $83.94