Form 4 Filing for BORGWARNER INC

This filing details stock transactions by Tonit M. Calaway, EVP, CAO, General Counsel & Secretary of BORGWARNER INC. On July 1, 2026, 3,593 shares of Common Stock were acquired through dividend reinvestments (exempt from Section 16 under Rule 16a-11), resulting in 208,506 shares. Additionally, 68,854 shares were disposed of, likely to cover taxes upon vesting of restricted stock awards and dividend payments, at a price of $66.40 per share. This transaction left 139,652 shares. The filing was signed by Miyuki P. Oshima as attorney-in-fact for Tonit M. Calaway on July 2, 2026.