Pony AI, Celsius And WeRide Are Among Top 9 Mid Cap Gainers Last Week (Feb 17-Feb 21): Are The Others In

These nine mid-cap stocks were the best performers in the last week. Are they in your portfolio?

Pony AI Inc. (NASDAQ:PONY) stock rose 58.88% after the company launched paid robotaxi services connecting Guangzhou's city center with Baiyun International Airport and South Railway Station.
Celsius Holdings Inc (NASDAQ:CELH) stock surged 43.95% after the company reported better-than-expected Q4 financial results. The company also announced the acquisition of Alani Nutrition for $1.65 billion.
WeRide Inc. (NASDAQ:WRD) shares escalated 42.22%, possibly after NVIDIA Corporation (NASDAQ:NVDA) disclosed a stake of 1.74 million shares in a 13F filing last week.
Applied Digital Corp (NASDAQ:APLD) stock jumped 34.64%.
Solaris Energy Infrastructure, Inc. (NYSE:SEI) shares upped 31.87% after the company reported fourth-quarter financial results.
Vicor (NASDAQ:VICR) stock upped 27.80% after the company reported better-than-expected Q4 fourth-quarter financial results.
GDS Holdings Limited (NASDAQ:GDS) share rose 24.26%, probably after China's central bank vowed to take measures to support its real estate and shore up the economy.
VNET Group, Inc. (NASDAQ:VNET) stock upped 24.17%.
The Goodyear Tire & Rubber Company (NASDAQ:GT) shares escalated 22.15%.