W. Howard Keenan Jr. - 02 Dec 2021 Form 4 Insider Report for Antero Midstream Corp (AM)

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	AM	Common stock, par value $0.01 per share	Other	$0	+4,609	+5.5%	$0.000000	88,949	02 Dec 2021	Direct	F1
transaction	AM	Common stock, par value $0.01 per share	Other	$0	+8,510	+9.6%	$0.000000	97,459	02 Dec 2021	Direct	F2
transaction	AM	Common stock, par value $0.01 per share	Other	$0	-736,866	-37%	$0.000000	1,272,768	02 Dec 2021	See footnote	F1, F3, F4
transaction	AM	Common stock, par value $0.01 per share	Other	$0	-1,205,973	-38%	$0.000000	1,964,012	02 Dec 2021	See footnote	F2, F3, F5

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Id	Content
F1	Pro rata distributions from Yorktown Energy Partners VII, L.P. ("Yorktown VII"), Yorktown VII Company LP ("Yorktown VII Company") and Yorktown VII Associates LLC ("Yorktown VII Associates").
F2	Pro rata distributions from Yorktown Energy Partners VIII, L.P. ("Yorktown VIII"), Yorktown VIII Company LP ("Yorktown VIII Company") and Yorktown VIII Associates LLC ("Yorktown VIII Associates").
F3	The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the securities for Section 16 or any other purpose.
F4	These securities are owned directly by Yorktown VII. The reporting person is a member and manager of Yorktown VII Associates, the general partner of Yorktown VII Company, the general partner of Yorktown VII.
F5	These securities are owned directly by Yorktown VIII. The reporting person is a member and manager of Yorktown VIII Associates, the general partner of Yorktown VIII Company, the general partner of Yorktown VIII.