[Cheetah Mobile Announces Second Quarter 2014 Unaudited Financial Results 2Q14 Total Revenues Up 139.3% YoY and 20.5% QoQ to RMB380.3 Million 2Q14 Mobile Revenues Up 1103.0% YoY and 42.0% QoQ to RMB76.2 Million 2Q14 Non-GAAP Net Income Up 301.9% YoY and 99.6% QoQ to RMB65.4 Million Beijing, China, August 19, 2014 – Cheetah Mobile Inc. (NYSE: CMCM) (“Cheetah Mobile” or] [FORM 6-K CHEETAH MOBILE INC. 12/F, Fosun International Center Tower No. 237 Chaoyang North Road Chaoyang District, Beijing 100022 People’s Republic of China x ¨ Form 20-F ¨ ¨ CHEETAH MOBILE INC. Ka Wai Andy Yeung Chief Financial Officer 6-K 1 d775024d6k.htm FORM 6-K]

[Cheetah Mobile Inc. Acquires HongKong Zoom Interactive BEIJING, China, June 11, 2014 — Cheetah Mobile Inc. (NYSE: CMCM) (“Cheetah” or the “Company”), a leading mobile internet company that provides mission critical applications to help make the internet and mobile experience speedier, simpler, and safer for users worldwide, announced today that it has reached a definitive agreement to fully acquire HongKong] [FORM 6-K CHEETAH MOBILE INC. 12/F, Fosun International Center Tower No. 237 Chaoyang North Road Chaoyang District, Beijing 100022 People’s Republic of China x ¨ Form 20-F ¨ ¨ CHEETAH MOBILE INC. Ka Wai Andy Yeung Chief Financial Officer 6-K 1 d743094d6k.htm FORM 6-K]

[Cheetah Mobile Inc. Reports First Quarter 2014 Unaudited Financial Results 1Q14 Total Revenues Up 131.6% YoY and 17.3% QoQ to RMB315.7 Million 1Q14 Online Marketing Services Revenues Up 97.2% YoY and 9.3% QoQ to RMB232.2 Million 1Q14 IVAS Revenues Up 1533.9% YoY and 71.0% QoQ to RMB71.8 million Beijing, China, June 2, 2014 – Cheetah Mobile Inc. (NYSE: CMCM) (“Cheetah] [FORM 6-K CHEETAH MOBILE INC. 12/F, Fosun International Center Tower No. 237 Chaoyang North Road Chaoyang District, Beijing 100022 People’s Republic of China x ¨ Form 20-F ¨ ¨ CHEETAH MOBILE INC. Ka Wai Andy Yeung Chief Financial Officer 6-K 1 d737139d6k.htm FORM 6-K]