1. Corporate Officers - K
2. Krylov Sergei

Insider Trading History of Krylov Sergei

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Krylov Sergei since 2019. This trader's CIK number is 1594869. At the time of last reporting, Krylov Sergei was the Director of Profrac Holding Corp.. (stock ticker symbol PFHC). Also see all insider trading activities at Profrac Holding Corp..

Note that in the past Krylov Sergei also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Approach Resources Inc (AREX) by Krylov Sergei

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2018	AREX	0	$0	18,921	$17,596	0	$0

Yearly summary of insider trading at Profrac Holding Corp. (PFHC) by Krylov Sergei

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2022	PFHC	1,500	$27,000	0	$0	0	$0

Insider trading activities at 2 companies by Krylov Sergei:

1. Approach Resources Inc (AREX)

2. Profrac Holding Corp. (PFHC)

Table 1. Insider trading of Approach Resources Inc (AREX) by Krylov Sergei

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2018-12-28	AREX	Sale	18,921	.93	17,596

Table 2. Insider trading of Profrac Holding Corp. (PFHC) by Krylov Sergei

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2022-05-17	PFHC	Buy	1,500	18.00	27,000

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Krylov Sergei (Director of Profrac Holding Corp. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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