1. Corporate Officers - C
2. Colter Gary F

Insider Trading History of Colter Gary F

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Colter Gary F since 2008. This trader's CIK number is 1210912. At the time of last reporting, Colter Gary F was the Officer of Core-mark Holding Company, Inc.. (stock ticker symbol CORE). Also see all insider trading activities at Core-mark Holding Company, Inc..

Note that in the past COLTER GARY F also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at O-i Glass, Inc. /de/ (OI) by Colter Gary F

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2014	OI	0	$0	3,500	$112,210	0	$0
2013	OI	4,000	$106,400	0	$0	0	$0
2008	OI	0	$0	5,000	$264,380	5,000	$55,150

Yearly summary of insider trading at Core-mark Holding Company, Inc. (CORE) by Colter Gary F

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2021	CORE	0	$0	0	$0	7,236	$0
2020	CORE	0	$0	0	$0	2,742	$0
2018	CORE	5,000	$91,700	0	$0	0	$0
2015	CORE	0	$0	4,000	$257,832	0	$0
2014	CORE	0	$0	2,000	$119,054	0	$0
2013	CORE	0	$0	3,533	$224,345	3,533	$110,883
2011	CORE	0	$0	7,500	$258,734	7,500	$116,250

Insider trading activities at 2 companies by Colter Gary F:

1. O-i Glass, Inc. /de/ (OI)

2. Core-mark Holding Company, Inc. (CORE)

Table 1. Insider trading of O-i Glass, Inc. /de/ (OI) by Colter Gary F

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2014-05-02	OI	Sale	3,500	32.06	112,210
2013-02-19	OI	Buy	4,000	26.60	106,400
2008-02-04	OI	Option Ex	5,000	11.03	55,150
2008-02-04	OI	Sale	5,000	52.88	264,380

Table 2. Insider trading of Core-mark Holding Company, Inc. (CORE) by Colter Gary F

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2021-05-18	CORE	Option Ex	3,261	.00	0
2021-01-22	CORE	Option Ex	3,975	.00	0
2020-01-02	CORE	Option Ex	2,742	.00	0
2018-05-22	CORE	Buy	5,000	18.34	91,700
2015-08-10	CORE	Sale	4,000	64.46	257,832
2014-11-14	CORE	Sale	2,000	59.53	119,054
2013-08-30	CORE	Option Ex	3,533	31.39	110,883
2013-08-30	CORE	Sale	3,533	63.50	224,345
2011-05-26	CORE	Option Ex	2,220	15.50	34,410
2011-05-26	CORE	Sale	2,220	34.47	76,516
2011-05-20	CORE	Option Ex	5,280	15.50	81,840
2011-05-20	CORE	Sale	5,280	34.51	182,218

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 Colter Gary F (Officer of Core-mark Holding Company, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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