PROPETRO HLDG CORP

Ticker: PUMP CUSIP: 74347M108 Class: Common Stock

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

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

Q2 2018

Shares 103,800 Value ($000) $1,627 Avg Close $17.21 Range $14.00 - $20.91

Q1 2017

Shares 201,300 Value ($000) $2,594 Avg Close $13.50 Range $12.26 - $15.19

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	103,800	$1,627	$17.21	$14.00 - $20.91
Q1 2017	201,300	$2,594	$13.50	$12.26 - $15.19