1. Corporate Officers - G
2. Grunst Martin E

Insider Trading History of Grunst Martin E

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Grunst Martin E since 2009. This trader's CIK number is 1398210. At the time of last reporting, Grunst Martin E was the EVP, CFO of Bok Financial Corp. (stock ticker symbol BOKF). Also see all insider trading activities at Bok Financial Corp.

Note that in the past Grunst Martin E also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Bok Financial Corp (BOKF) by Grunst Martin E

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2023	BOKF	2,000	$161,048	0	$0	0	$0
2022	BOKF	0	$0	0	$0	1,370	$0
2021	BOKF	0	$0	0	$0	1,711	$0
2020	BOKF	1,000	$51,443	0	$0	2,437	$0
2018	BOKF	0	$0	0	$0	419	$23,438
2016	BOKF	0	$0	0	$0	627	$35,074

Yearly summary of insider trading at Citizens Banking Corp (CRBC) by Grunst Martin E

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2009	CRBC	45,761	$0	0	$0	0	$0

Insider trading activities at 2 companies by Grunst Martin E:

1. Bok Financial Corp (BOKF)

2. Citizens Banking Corp (CRBC)

Table 1. Insider trading of Bok Financial Corp (BOKF) by Grunst Martin E

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2023-05-09	BOKF	Buy	1,000	77.00	76,995
2023-05-01	BOKF	Buy	1,000	84.05	84,053
2022-02-23	BOKF	Option Ex	1,370	.00	0
2021-02-24	BOKF	Option Ex	1,711	.00	0
2020-05-01	BOKF	Buy	500	49.10	24,548
2020-04-29	BOKF	Buy	500	53.79	26,895
2020-02-26	BOKF	Option Ex	2,437	.00	0
2018-12-14	BOKF	Option Ex	419	55.94	23,438
2016-11-09	BOKF	Option Ex	627	55.94	35,074

Table 2. Insider trading of Citizens Banking Corp (CRBC) by Grunst Martin E

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2009-09-28	CRBC	Buy	45,761	.00	0

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 Grunst Martin E (EVP, CFO of Bok Financial Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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