Form 4 Filing for Pony AI Inc.

This filing details transactions by Wang Haojun, Chief Financial Officer of Pony AI Inc. On September 25, 2026, restricted stock units (RSUs) vested and settled into Class A ordinary shares. Specifically, 963 RSUs vested, increasing post-transaction shares to 2,246. Another 10,000 RSUs vested, resulting in 46,667 post-transaction shares. Additionally, 23,750 RSUs vested, leading to 197,918 post-transaction shares. These RSUs were granted on various dates between May 15, 2023, and December 4, 2024, with specific vesting schedules. On September 28, 2026, 13,751 Class A ordinary shares were sold at $7.1038 per share to cover tax liabilities incurred upon the vesting of RSUs, resulting in 1,463,466 shares remaining. The transactions were marked as