JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree to the joint filing on behalf of each of them of a statement on Schedule 13D (including amendments thereto) with respect to the Class A Common Stock of Knight-Swift Transportation Holdings Inc. and that this Agreement be included as an Exhibit to such joint filing.

IN WITNESS WHEREOF, the undersigned hereby execute this Agreement this 28th day of August 2019.

	JERRY MOYES, individually


	/s/ Jerry Moyes, by Earl H. Scudder, attorney-in-fact, pursuant to a Power of Attorney previously filed


	VICKIE MOYES, individually


	/s/ Vickie Moyes, by Earl H. Scudder, attorney-in-fact, pursuant to a Power of Attorney previously filed


	JERRY AND VICKIE MOYES FAMILY TRUST DATED 12/11/87, by Jerry Moyes, as co-trustee


	/s/ Jerry Moyes, by Earl H. Scudder, attorney-in-fact, pursuant to a Power of Attorney previously filed


	JERRY AND VICKIE MOYES FAMILY TRUST DATED 12/11/87, by Vickie Moyes, as co-trustee


	/s/ Vickie Moyes, by Earl H. Scudder, attorney-in-fact, pursuant to a Power of Attorney previously filed


	CACTUS HOLDING COMPANY II, LLC, by Vickie Moyes, as co-trustee of the Jerry and Vickie Moyes Family Trust, its Manager


	/s/ Vickie Moyes, by Earl H. Scudder, attorney-in-fact, pursuant to a Power of Attorney previously filed


	M CAPITAL GROUP INVESTORS, LLC, by Michael Moyes, its co-Manager


	/s/ Michael Moyes, by Earl H. Scudder, attorney-in-fact, pursuant to a Power of Attorney previously filed

	M CAPITAL GROUP INVESTORS, LLC, by LynDee Moyes Nester, its co-Manager


	/s/ LynDee Moyes Nester, by Earl H. Scudder, attorney-in-fact, pursuant to a Power of Attorney previously filed


	CACTUS HOLDING COMPANY, LLC, by Vickie Moyes, as co-trustee of the Jerry and Vickie Moyes Family Trust, its Manager


	/s/ Vickie Moyes, by Earl H. Scudder, attorney-in-fact, pursuant to a Power of Attorney previously filed


	M CAPITAL GROUP INVESTORS II, LLC, by Jerry Moyes, as co-trustee of the Jerry and Vickie Moyes Family Trust, its Manager


	/s/ Jerry Moyes, by Earl H. Scudder, attorney-in-fact, pursuant to a Power of Attorney previously filed

	M SIX INVESTORS, LLC, by Michael Moyes, its co-Manager


	/s/ Michael Moyes, by Earl H. Scudder, attorney-in-fact, pursuant to a Power of Attorney previously filed


	M SIX INVESTORS, LLC, by LynDee Moyes Nester, its co-Manager


	/s/ LynDee Moyes Nester, by Earl H. Scudder, attorney-in-fact, pursuant to a Power of Attorney previously filed


	M DYNASTY CAPITAL, LLC, by LynDee Nester, its co-Manager


	/s/ LynDee Nester, by Earl H. Scudder, attorney-in-fact, pursuant to a Power of Attorney filed herewith

	MICHAEL MOYES, individually


	/s/ Michael Moyes, by Earl H. Scudder, attorney-in-fact, pursuant to a Power of Attorney previously filed


	LYNDEE MOYES NESTER, individually


	/s/ Lyndee Moyes Nester, by Earl H. Scudder, attorney-in-fact, pursuant to a Power of Attorney previously filed

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