144 0001187342 XXXXXXXX LIVE 0001492691 Knight-Swift Transportation Holdings, Inc. 001-35007 2002 West Wahalla Lane Phoenix AZ 85027 602-269-9700 Kevin P. Knight Executive Chairman Common Stock J.P. Morgan Securities LLC

270 Park Avenue, 10th Floor New York NY 10017

35000 1785350 162339000 12/09/2025 NYSE Common Stock 08/20/2025 Transfer From Kevin Knight, who acquired the shares from the Issuer on 01/31/25 though compensation N 22987 08/20/2025 N/A Common Stock 10/24/1994 Founder Shares Issuer N 12013 10/24/1994 N/A Y The shares covered by the filing will be sold by the Kevin and Sydney Knight Revocable Living Trust, Kevin P. Knight as Trustee. 12/09/2025 /s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Kevin P. Knight