EXHIBIT 1

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k) promulgated under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them a Statement on Schedule 13D (including amendments thereto) with regard to the common stock, par value $0.04 per share, of Contango Oil & Gas Company, a Delaware corporation, and further agree that this Joint Filing Agreement be included as an Exhibit to such joint filings. In evidence thereof, the undersigned, being duly authorized, hereby execute this Joint Filing Agreement as of September 20, 2019.

LKCM Investment Partnership, L.P.
By:	LKCM Investment Partnership GP, LLC, its general partner
By:	/s/ J. Luther King, Jr.
	J. Luther King, Jr., President
LKCM Investment Partnership II, L.P.
By:	LKCM Investment Partnership GP, LLC, its general partner
By:	/s/ J. Luther King, Jr.
	J. Luther King, Jr., President
Luther King Capital Management Corporation
By:	/s/ J. Luther King, Jr.
	J. Luther King, Jr., President
/s/ J. Luther King, Jr.
J. Luther King, Jr.