Yorktown Energy Partners XI, L.P. [Rocket]

Date	Name	Symbol	Type	Security	Shares	Price	Value	Reported
04/06/2018	Carbon Energy Corp	CRBO	Purchase	Series B Convertible Preferred Stock, par value $0.01	50k	$100.00	$5M	02/01/2018
02/01/2018	Carbon Energy Corp	CRBO	Exercise	Warrant	1.5M	$0.00	$0	02/01/2018
11/01/2017	Carbon Energy Corp	CRBO	Exercise	Warrant	432.1k	$0.00	$0	11/01/2017
02/08/2017	Ramaco Resources, Inc.	METC	Sale	Common Stock, $0.01 par value	86k	$13.50	$1.2M	02/08/2017
10/26/2016	Extraction Oil & Gas, Inc.	XOG	Grant	Common Stock	4.3M	$0.00	$0	10/26/2016