Propetro Holding Corp. (PUMP)

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Institutional Investors' Holdings

Filing Period: Filing is Ongoing

No.	Name	Shares	Value	% Port
1.	Blackrock, Inc.	14,867,695	$109,277,559	0%
2.	Vanguard Group Inc	10,171,166	$74,758,070	0%
3.	Schwab Charles Investment Management Inc	1,114,259	$8,189,804	0%
4.	Pacer Advisors, Inc.	1,006,926	$7,400,906	0.02%
5.	Bank Of New York Mellon Corp	656,315	$4,823,912	0%