PROPETRO HLDG CORP

Ticker: PUMP CUSIP: 74347M108 Class: Common Stock

PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.'s Holding History (CIK: 0001166152)

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

Q2 2018

Shares 640,912 Value ($000) $10,050 Avg Close $17.21 Range $14.00 - $20.91

Q1 2018

Shares 499,912 Value ($000) $7,944 Avg Close $18.08 Range $14.56 - $22.88

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	640,912	$10,050	$17.21	$14.00 - $20.91
Q1 2018	499,912	$7,944	$18.08	$14.56 - $22.88