PROPETRO HLDG CORP

Ticker: PUMP CUSIP: 74347M108 Class: Common Stock

Cornerstone Investment Partners, LLC's Holding History (CIK: 0001328062)

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

Q2 2022

Shares 13,590 Value ($000) $136 Avg Close $13.15 Range $9.30 - $16.93

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2022	13,590	$136	$13.15	$9.30 - $16.93