China Yuchai International LTD

Form 420-F13D13G

Insider Trading (Form 4)

NYSE
Choon Sen Loo, Chief Financial Officer of China Yuchai International Ltd, sold 13,200 shares of common stock on August 12, 2026.

Schedule 13D - Activist Investments

NYSE
A group of significant shareholders, including Coomber Investments Limited and state-owned entities, have updated their beneficial ownership in China Yuchai International Ltd. to 20.1% following the company's recently completed share repurchase program.

Schedule 13G - Passive Investments

NYSE
Shah Capital Management and its affiliates have reduced their beneficial ownership in China Yuchai International Ltd. to 4.46% of common stock.
NYSE
Shah Capital Management and its affiliates have reported an increased beneficial ownership stake of 8.86% in China Yuchai International Ltd., totaling 3,324,022 common shares.